From 4801cf3a131adf57812814707f2583c8ffe13b1e Mon Sep 17 00:00:00 2001
From: lnn0q <denysenko.w0@gmail.com>
Date: Sun, 1 Jun 2025 00:37:26 +0300
Subject: [PATCH] added chapter view, fixes, added ratings, added chapter
 updates/deletions

---
 app/client/components/BookChapterCard.tsx     |  97 +++++++++++
 app/client/components/BookChapterForm.tsx     | 121 +++++++++++++
 app/client/components/BookSearchList.tsx      |   6 +-
 app/client/components/EditorSlate.tsx         | 125 +++++++-------
 app/client/components/WorkingListCard.tsx     |   3 +-
 app/client/hooks/useToastMutation.tsx         |  13 +-
 app/client/pages/__root.tsx                   |  46 +++--
 app/client/pages/editor.tsx                   |   4 +-
 app/client/pages/new/book.tsx                 |   6 +-
 app/client/pages/register.tsx                 |   4 +-
 .../book/$bookId/chapter/$chapterId/edit.tsx  | 104 ++++++++++++
 .../book/$bookId/chapter/$chapterId/view.tsx  | 160 ++++++++++++++++++
 .../pages/work/book/$bookId/chapter/new.tsx   |  89 ++++++++++
 .../{$bookId.tsx => $bookId/overview.tsx}     | 141 ++++++++++-----
 app/client/routeTree.gen.ts                   | 122 ++++++++++---
 app/server/graphql/graphql.ts                 |   8 +-
 .../resolvers/bookChapterCreateResolver.ts    |  38 +++++
 .../graphql/resolvers/bookChapterDelete.ts    |  25 +++
 .../resolvers/bookChapterManyResolver.ts      |   9 +-
 .../resolvers/bookChapterOneResolver.ts       |   4 +-
 .../resolvers/bookChapterUpdateResolver.ts    |  34 ++++
 .../graphql/resolvers/bookCreateResolver.ts   |   5 +-
 .../graphql/resolvers/bookManyResolver.ts     |   9 +-
 .../graphql/resolvers/bookOneResolver.ts      |   4 +-
 .../resolvers/mappers/bookChapterMapper.ts    |  69 +++++++-
 .../graphql/resolvers/mappers/bookMapper.ts   |  22 ++-
 .../graphql/resolvers/ratingSetResolver.ts    | 102 +++++++++++
 app/server/graphql/schema.graphql             |  65 ++++++-
 app/server/helpers.ts                         |  27 +++
 app/server/main.ts                            |   2 +
 app/server/prisma/schema.prisma               |  24 ++-
 app/server/service/book.ts                    |  26 +++
 package-lock.json                             |  16 ++
 package.json                                  |   6 +-
 34 files changed, 1345 insertions(+), 191 deletions(-)
 create mode 100644 app/client/components/BookChapterCard.tsx
 create mode 100644 app/client/components/BookChapterForm.tsx
 create mode 100644 app/client/pages/work/book/$bookId/chapter/$chapterId/edit.tsx
 create mode 100644 app/client/pages/work/book/$bookId/chapter/$chapterId/view.tsx
 create mode 100644 app/client/pages/work/book/$bookId/chapter/new.tsx
 rename app/client/pages/work/book/{$bookId.tsx => $bookId/overview.tsx} (54%)
 create mode 100644 app/server/graphql/resolvers/bookChapterDelete.ts
 create mode 100644 app/server/graphql/resolvers/bookChapterUpdateResolver.ts
 create mode 100644 app/server/graphql/resolvers/ratingSetResolver.ts
 create mode 100644 app/server/service/book.ts

diff --git a/app/client/components/BookChapterCard.tsx b/app/client/components/BookChapterCard.tsx
new file mode 100644
index 0000000..0716ec2
--- /dev/null
+++ b/app/client/components/BookChapterCard.tsx
@@ -0,0 +1,97 @@
+import { gql } from '@apollo/client';
+import { Box, Button, Card, Heading, Icon, Stack, Text } from '@chakra-ui/react';
+import { BookChapterDeleteMutation } from '@generated/types';
+import { Link } from '@tanstack/react-router';
+import { bookFragment } from '../fragments';
+import { useToastMutation } from '../hooks/useToastMutation';
+import { bookChapterListQuery } from '../pages/work/book/$bookId/overview';
+
+export function BookChapterCard({
+  bookId,
+  chapterId,
+  title,
+  isAuthor
+}: {
+  readonly bookId: string;
+  readonly chapterId: string;
+  readonly title: string;
+  readonly isAuthor: boolean;
+}) {
+  const { update: chapterDelete } = useToastMutation<BookChapterDeleteMutation>({
+    mutation,
+    successMsg: 'Chapter deleted successfully',
+    refetchQueries: [bookChapterListQuery]
+  });
+  return (
+    <Card.Root width="100%" variant="elevated">
+      <Card.Body paddingX={4} paddingY={2}>
+        <Stack direction="row" justifyContent="space-between" alignItems="center">
+          <Box>
+            <Text as="div" minWidth={0}>
+              <Link to={`/work/book/${bookId}/chapter/${chapterId}/view`}>
+                <Heading
+                  size="sm"
+                  color="colorPalette.400"
+                  _hover={{
+                    textDecoration: 'underline',
+                    textDecorationColor: 'colorPalette.700'
+                  }}
+                >
+                  {title}
+                </Heading>
+              </Link>
+            </Text>
+          </Box>
+          <Stack direction="row" alignItems="center">
+            {isAuthor && (
+              <>
+                <Button
+                  color="red.500"
+                  variant="ghost"
+                  padding={0}
+                  _hover={{
+                    backgroundColor: 'bg.error'
+                  }}
+                  onClick={async () => chapterDelete({ variables: { id: chapterId } })}
+                >
+                  <Icon fontSize="xl">
+                    <i className="nf nf-md-delete" />
+                  </Icon>
+                </Button>
+                <Link to={`/work/book/${bookId}/chapter/${chapterId}/edit`}>
+                  <Button
+                    variant="ghost"
+                    padding={0}
+                    _hover={{
+                      backgroundColor: 'bg.warning'
+                    }}
+                  >
+                    <Icon color="yellow.500" fontSize="xl">
+                      <i className="nf nf-fa-edit" />
+                    </Icon>
+                  </Button>
+                </Link>
+              </>
+            )}
+            <Link to={`/work/book/${bookId}/chapter/${chapterId}/view`}>
+              <Button variant="ghost" padding={0}>
+                <Icon fontSize="xl">
+                  <i className="nf nf-fa-angle_right" />
+                </Icon>
+              </Button>
+            </Link>
+          </Stack>
+        </Stack>
+      </Card.Body>
+    </Card.Root>
+  );
+}
+
+const mutation = gql`
+  mutation BookChapterDelete($id: ID!) {
+    bookChapterDelete(id: $id) {
+      ...Book
+    }
+  }
+  ${bookFragment}
+`;
diff --git a/app/client/components/BookChapterForm.tsx b/app/client/components/BookChapterForm.tsx
new file mode 100644
index 0000000..66f242e
--- /dev/null
+++ b/app/client/components/BookChapterForm.tsx
@@ -0,0 +1,121 @@
+import { Button } from '@app/client/components/ui/button';
+import { Box, Input, Stack, Textarea } from '@chakra-ui/react';
+import { valibotResolver } from '@hookform/resolvers/valibot';
+import { Link } from '@tanstack/react-router';
+import { useState } from 'react';
+import { useForm } from 'react-hook-form';
+import { Descendant } from 'slate';
+import * as v from 'valibot';
+import { EditorSlate } from './EditorSlate';
+import { Field } from './ui/field';
+
+interface BookChapterEditInitialValues {
+  readonly title: string;
+  readonly foreword?: string;
+  readonly footnote?: string;
+  readonly content?: Descendant[];
+}
+
+interface BookChapterInput {
+  readonly title: string;
+  readonly foreword?: string;
+  readonly footnote?: string;
+  readonly content: Descendant[];
+}
+
+interface BookChapterFormValues {
+  readonly title: string;
+  readonly foreword: string;
+  readonly footnote: string;
+}
+
+export function BookChapterForm({
+  bookId,
+  initialValues,
+  onChapterSubmit
+}: {
+  readonly bookId: string;
+  readonly initialValues?: BookChapterEditInitialValues | null;
+  readonly onChapterSubmit: (chapter: BookChapterInput) => Promise<void>;
+}) {
+  const [content, setContent] = useState<Descendant[]>([]);
+
+  const schema = v.pipe(
+    v.object({
+      title: v.pipe(v.string(), v.nonEmpty('Title is required'), v.maxLength(60)),
+      foreword: v.pipe(v.string()),
+      footnote: v.pipe(v.string())
+    })
+  );
+
+  const {
+    register,
+    handleSubmit,
+    formState: { errors }
+  } = useForm<BookChapterFormValues>({
+    defaultValues: {
+      title: initialValues?.title,
+      foreword: initialValues?.foreword,
+      footnote: initialValues?.footnote
+    },
+    resolver: valibotResolver(schema)
+  });
+
+  const onSubmit = handleSubmit(async values =>
+    onChapterSubmit({
+      title: values.title,
+      foreword: values.foreword,
+      footnote: values.footnote,
+      content
+    })
+  );
+
+  return (
+    <form onSubmit={onSubmit}>
+      <Stack justifyContent="center" alignItems="center" minHeight="88vh">
+        <Stack maxWidth="840px" minHeight="80vh" justifyContent="center" alignItems="center">
+          <Stack width="100%" direction="row" justifyContent="space-between" alignItems="start">
+            <Box>
+              <Field invalid={errors.title != null} errorText={errors.title?.message}>
+                <Input {...register('title')} placeholder="Chapter title" />
+              </Field>
+            </Box>
+            <Stack direction="row">
+              <Button onClick={async () => onSubmit()}>Submit</Button>
+              <Link to={`/work/book/${bookId}/overview`}>
+                <Button>Go back</Button>
+              </Link>
+            </Stack>
+          </Stack>
+
+          <Field invalid={errors.foreword != null} errorText={errors.foreword?.message}>
+            <Textarea
+              color="fg.muted"
+              variant="subtle"
+              placeholder="Foreword"
+              resize="none"
+              maxLength={500}
+              {...register('foreword')}
+            />
+          </Field>
+
+          <EditorSlate
+            initialValue={initialValues?.content}
+            onChange={values => setContent(values)}
+          />
+
+          <Field invalid={errors.footnote != null} errorText={errors.footnote?.message}>
+            <Textarea
+              color="fg.muted"
+              variant="subtle"
+              placeholder="Footnote"
+              resize="none"
+              maxLength={500}
+              {...register('footnote')}
+            />
+          </Field>
+        </Stack>
+      </Stack>
+    </form>
+  );
+}
diff --git a/app/client/components/BookSearchList.tsx b/app/client/components/BookSearchList.tsx
index ab67d40..373dc86 100644
--- a/app/client/components/BookSearchList.tsx
+++ b/app/client/components/BookSearchList.tsx
@@ -12,11 +12,11 @@ import { PaginatedListSkeleton } from './PaginatedListSkeleton';
 export function BookSearchList() {
   const [workingSearchValue, setWorkingSearchValue] = useState<string>('');
   const [workingsListPage, setWorkingsListPage] = useState<number>(1);
-  const [workingsListPageSize, setWorkingsListPageSize] = useState<number>(10);
+  const [workingsListPageSize, setWorkingsListPageSize] = useState<number>(8);
   const startIndex = (workingsListPage - 1) * workingsListPageSize;
 
   const { data } = usePaginatedQuery<BooksListQuery>({
-    query,
+    query: bookListQuery,
     input: {
       filter: {
         terms: workingSearchValue,
@@ -51,7 +51,7 @@ export function BookSearchList() {
   );
 }
 
-const query = gql`
+export const bookListQuery = gql`
   query BooksList($input: BookManyInput!) {
     bookMany(input: $input) {
       items {
diff --git a/app/client/components/EditorSlate.tsx b/app/client/components/EditorSlate.tsx
index 2a0a14a..d233d2c 100644
--- a/app/client/components/EditorSlate.tsx
+++ b/app/client/components/EditorSlate.tsx
@@ -20,21 +20,25 @@ import {
 } from '../types';
 import { Prose } from './ui/prose';
 
-export function EditorSlate() {
+export function EditorSlate({
+  initialValue,
+  onChange,
+  readOnly
+}: {
+  readonly initialValue?: Descendant[];
+  readonly onChange?: (values: Descendant[]) => void;
+  readonly readOnly?: boolean;
+}) {
   return (
     <>
       <Card.Root
         variant={'subtle'}
         width="100%"
-        maxWidth="840px"
-        minHeight="100%"
         flex={1}
         justifyContent="center"
         alignItems="center"
+        background={readOnly ? 'none' : undefined}
       >
-        {/* <Card.Header>
-          <Heading textAlign="center">Editor</Heading>
-        </Card.Header> */}
         <Card.Body
           width="100%"
           css={{
@@ -44,7 +48,20 @@ export function EditorSlate() {
             }
           }}
         >
-          <EditorViewport />
+          <EditorViewport
+            initialValue={
+              initialValue ?? [
+                {
+                  type: 'paragraph',
+                  children: [{ text: '' }]
+                }
+              ]
+            }
+            onChange={values => {
+              if (onChange != null) onChange(values);
+            }}
+            readOnly={readOnly}
+          />
         </Card.Body>
       </Card.Root>
     </>
@@ -65,91 +82,63 @@ type AlignType = (typeof TEXT_ALIGN_TYPES)[number];
 type ListType = (typeof LIST_TYPES)[number];
 type CustomElementFormat = CustomElementType | AlignType | ListType;
 
-function EditorViewport() {
+function EditorViewport({
+  initialValue,
+  onChange,
+  readOnly
+}: {
+  readonly initialValue: Descendant[];
+  readonly onChange: (values: Descendant[]) => void;
+  readonly readOnly?: boolean;
+}) {
   const renderElement = useCallback((props: RenderElementProps) => <Element {...props} />, []);
   const renderLeaf = useCallback((props: RenderLeafProps) => <Leaf {...props} />, []);
   const editor = useMemo(() => withHistory(withReact(createEditor())), []);
 
-  const initialValue: Descendant[] = [
-    {
-      type: 'paragraph',
-      children: [
-        { text: 'This is editable ' },
-        { text: 'rich', bold: true },
-        { text: ' text, ' },
-        { text: 'much', italic: true },
-        { text: ' better than a ' },
-        { text: '<textarea>', code: true },
-        { text: '!' }
-      ]
-    },
-    {
-      type: 'paragraph',
-      children: [
-        {
-          text: "Since it's rich text, you can do things like turn a selection of text "
-        },
-        { text: 'bold', bold: true },
-        {
-          text: ', or add a semantically rendered block quote in the middle of the page, like this:'
-        }
-      ]
-    },
-    {
-      type: 'block-quote',
-      children: [{ text: 'A wise quote.' }]
-    },
-    {
-      type: 'paragraph',
-      align: 'center',
-      children: [{ text: 'Try it out for yourself!' }]
-    }
-  ];
-
   return (
-    <Slate editor={editor} initialValue={initialValue}>
-      <Wrap justifyContent="center" alignItems="center" gap={1}>
-        <MarkButton format="bold" icon="nf nf-oct-bold" />
-        <MarkButton format="italic" icon="nf nf-oct-italic" />
-        <MarkButton format="underline" icon="nf nf-md-format_underline" />
-        <MarkButton format="code" icon="nf nf-oct-code" />
-        <BlockButton format="heading-one" icon="nf nf-fa-heading" text="1" />
-        <BlockButton format="heading-two" icon="nf nf-fa-heading" text="2" />
-        <BlockButton format="block-quote" icon="nf nf-oct-quote" />
-        <BlockButton format="numbered-list" icon="nf nf-fa-list_ol" />
-        <BlockButton format="bulleted-list" icon="nf nf-fa-list_ul" />
-        <BlockButton format="left" icon="nf nf-fa-align_left" />
-        <BlockButton format="center" icon="nf nf-fa-align_center" />
-        <BlockButton format="right" icon="nf nf-fa-align_right" />
-        <BlockButton format="justify" icon="nf nf-fa-align_justify" />
-      </Wrap>
+    <Slate editor={editor} initialValue={initialValue} onChange={onChange}>
+      {!readOnly && (
+        <Wrap justifyContent="center" alignItems="center" gap={1}>
+          <MarkButton format="bold" icon="nf nf-oct-bold" />
+          <MarkButton format="italic" icon="nf nf-oct-italic" />
+          <MarkButton format="underline" icon="nf nf-md-format_underline" />
+          <MarkButton format="code" icon="nf nf-oct-code" />
+          <BlockButton format="heading-one" icon="nf nf-fa-heading" text="1" />
+          <BlockButton format="heading-two" icon="nf nf-fa-heading" text="2" />
+          <BlockButton format="block-quote" icon="nf nf-oct-quote" />
+          <BlockButton format="numbered-list" icon="nf nf-fa-list_ol" />
+          <BlockButton format="bulleted-list" icon="nf nf-fa-list_ul" />
+          <BlockButton format="left" icon="nf nf-fa-align_left" />
+          <BlockButton format="center" icon="nf nf-fa-align_center" />
+          <BlockButton format="right" icon="nf nf-fa-align_right" />
+          <BlockButton format="justify" icon="nf nf-fa-align_justify" />
+        </Wrap>
+      )}
       <Stack
         width="100%"
         maxWidth="100%"
+        height="100%"
         paddingX={3}
         display="flex"
         justifyContent="center"
         alignItems="center"
+        flex={1}
       >
-        <Prose
-          width="100%"
-          minWidth="100%"
-          display="flex"
-          justifyContent="center"
-          alignItems="center"
-        >
+        <Prose width="100%" minWidth="100%" height="100%" display="flex" flex={1}>
           <Editable
             className="slate-editor"
             style={{
               outline: 'none',
               minWidth: '100%',
               maxWidth: 'unset',
-              maxHeight: '75vh',
+              maxHeight: readOnly ? undefined : '60vh',
+              height: '100%',
               padding: 0,
               overflowY: 'auto'
             }}
             renderElement={renderElement}
             renderLeaf={renderLeaf}
+            readOnly={readOnly}
             placeholder=""
             spellCheck
             autoFocus
diff --git a/app/client/components/WorkingListCard.tsx b/app/client/components/WorkingListCard.tsx
index 29addd0..538c25f 100644
--- a/app/client/components/WorkingListCard.tsx
+++ b/app/client/components/WorkingListCard.tsx
@@ -2,7 +2,6 @@ import { Badge, Box, Card, Heading, Stack, Text } from '@chakra-ui/react';
 import { Link } from '@tanstack/react-router';
 import { toFormattedDate } from '../helpers';
 import { BookOne } from '../interfaces';
-import { IconBadge } from './IconBadge';
 import { WorkingProgressStatusBadge } from './WorkingProgressStatusBadge';
 import { WorkingRatingBadge } from './WorkingRatingBadge';
 import { WorkingReviewsBadge } from './WorkingReviewsTotalBadge';
@@ -25,7 +24,7 @@ export function WorkingListCard({
         <Stack>
           <Stack direction="row" justifyContent="space-between">
             <Text as="div" minWidth={0}>
-              <Link to={`/work/book/${id}`}>
+              <Link to={`/work/book/${id}/overview`}>
                 <Heading
                   color="colorPalette.400"
                   _hover={{
diff --git a/app/client/hooks/useToastMutation.tsx b/app/client/hooks/useToastMutation.tsx
index d1c0ea7..6cbce82 100644
--- a/app/client/hooks/useToastMutation.tsx
+++ b/app/client/hooks/useToastMutation.tsx
@@ -3,15 +3,21 @@ import {
   DefaultContext,
   DocumentNode,
   FetchResult,
+  InternalRefetchQueriesInclude,
   MaybeMasked,
   MutationFunctionOptions,
   OperationVariables,
+  Unmasked,
   useMutation
 } from '@apollo/client';
 import { toaster } from '../components/ui/toaster';
 
-interface UseToastMutationProps {
+interface UseToastMutationProps<T> {
   mutation: DocumentNode;
+  refetchQueries?:
+    | InternalRefetchQueriesInclude
+    | ((result: FetchResult<Unmasked<NoInfer<T>>>) => InternalRefetchQueriesInclude)
+    | undefined;
   successMsg?: string;
 }
 
@@ -23,13 +29,14 @@ interface UseToastMutationReturn<T> {
   ) => Promise<FetchResult<MaybeMasked<T>>>;
 }
 
-export function useToastMutation<T>(props: UseToastMutationProps): UseToastMutationReturn<T> {
+export function useToastMutation<T>(props: UseToastMutationProps<T>): UseToastMutationReturn<T> {
   const [update] = useMutation<T>(props.mutation, {
     onCompleted: () => toaster.create({ description: props.successMsg, type: 'success' }),
     onError: error => {
       toaster.create({ description: `${error.message}`, type: 'error' });
       console.error(error);
-    }
+    },
+    refetchQueries: props.refetchQueries
   });
 
   return { update };
diff --git a/app/client/pages/__root.tsx b/app/client/pages/__root.tsx
index c99a0c3..5de1e15 100644
--- a/app/client/pages/__root.tsx
+++ b/app/client/pages/__root.tsx
@@ -1,5 +1,6 @@
-import { Icon, Input, InputGroup, Kbd, Menu, Separator, Stack, Text } from '@chakra-ui/react';
-import { createRootRouteWithContext, Outlet, Link } from '@tanstack/react-router';
+import { Icon, Kbd, Menu, Separator, Stack, Text } from '@chakra-ui/react';
+import { createRootRouteWithContext, Link, Outlet, useNavigate } from '@tanstack/react-router';
+import isHotkey from 'is-hotkey';
 import React from 'react';
 import { Avatar } from '../components/ui/avatar';
 import { Button } from '../components/ui/button';
@@ -29,9 +30,17 @@ export const Route = createRootRouteWithContext<RouterContext>()({
   component: () => {
     const { logout } = useAuth();
     const identity = useIdentity();
+    const navigate = useNavigate();
 
     return (
-      <Stack padding={3}>
+      <Stack
+        onKeyDown={e => {
+          if (isHotkey('mod+k', e)) {
+            navigate({ to: '/' });
+          }
+        }}
+        padding={3}
+      >
         <Stack flexDirection="row" justifyContent="space-between" alignItems="center">
           <Stack flexDirection="row" justifyContent="center" alignItems="center" gap={10}>
             <Link to="/">
@@ -44,6 +53,7 @@ export const Route = createRootRouteWithContext<RouterContext>()({
                 </Text>
               </Stack>
             </Link>
+
             {/* <Stack hideBelow="md"> */}
             {/*   <Link to="/about"> */}
             {/*     <Icon color="colorPalette.500" fontSize="md"> */}
@@ -85,19 +95,29 @@ export const Route = createRootRouteWithContext<RouterContext>()({
           </Stack>
 
           <Stack flexDirection="row" alignItems="center" gap={4}>
-            <InputGroup
-              hideBelow="md"
-              flex={1}
+            <Stack
+              direction="row"
               alignItems="center"
-              startElement={
-                <Icon color="colorPalette.500">
+              paddingY={1}
+              paddingX={2}
+              gap={6}
+              border="sm"
+              borderColor="border"
+              borderRadius="md"
+              onClick={() => navigate({ to: '/' })}
+            >
+              <Stack direction="row" alignItems="center">
+                <Icon size="sm" color="colorPalette.500">
                   <i className="nf nf-oct-search" />
                 </Icon>
-              }
-              endElement={<Kbd>⌘K</Kbd>}
-            >
-              <Input height={8} placeholder="Search works..." />
-            </InputGroup>
+
+                <Text fontSize="sm" color="fg.subtle">
+                  Search works...{' '}
+                </Text>
+              </Stack>
+
+              <Kbd>⌘K</Kbd>
+            </Stack>
 
             <ColorModeButton />
 
diff --git a/app/client/pages/editor.tsx b/app/client/pages/editor.tsx
index a8f8bb1..132999f 100644
--- a/app/client/pages/editor.tsx
+++ b/app/client/pages/editor.tsx
@@ -9,7 +9,9 @@ export const Route = createFileRoute('/editor')({
 function RouteComponent() {
   return (
     <Stack justifyContent="center" alignItems="center" minHeight="88vh">
-      <EditorSlate />
+      <Stack maxWidth="840px" justifyContent="center" alignItems="center" minHeight="88vh">
+        <EditorSlate />
+      </Stack>
     </Stack>
   );
 }
diff --git a/app/client/pages/new/book.tsx b/app/client/pages/new/book.tsx
index cf65c6c..21bb0a7 100644
--- a/app/client/pages/new/book.tsx
+++ b/app/client/pages/new/book.tsx
@@ -1,4 +1,5 @@
 import { gql } from '@apollo/client';
+import { bookListQuery } from '@app/client/components/BookSearchList';
 import { useToastMutation } from '@app/client/hooks/useToastMutation';
 import { Heading, Input, Stack, Textarea } from '@chakra-ui/react';
 import { Button } from '@client/components/ui/button';
@@ -34,7 +35,8 @@ function NewBookForm() {
   const navigate = useNavigate();
   const { update: bookCreate } = useToastMutation<CreateNewBookMutation>({
     mutation: bookCreateMutation,
-    successMsg: 'Book created successfully!'
+    successMsg: 'Book created successfully!',
+    refetchQueries: [bookListQuery]
   });
 
   const schema = v.pipe(
@@ -64,7 +66,7 @@ function NewBookForm() {
         });
         if (data != null)
           navigate({
-            to: `/work/book/${data.bookCreate.id}`
+            to: `/work/book/${data.bookCreate.id}/overview`
           });
       })}
     >
diff --git a/app/client/pages/register.tsx b/app/client/pages/register.tsx
index 3e75ec2..b096033 100644
--- a/app/client/pages/register.tsx
+++ b/app/client/pages/register.tsx
@@ -3,7 +3,7 @@ import { Heading, Input, Stack, Text } from '@chakra-ui/react';
 import { Button } from '@client/components/ui/button';
 import { Field } from '@client/components/ui/field';
 import { PasswordInput } from '@client/components/ui/password-input';
-import { Session } from '@generated/types';
+import { AuthSignUpMutation } from '@generated/types';
 import { valibotResolver } from '@hookform/resolvers/valibot';
 import { createFileRoute, redirect, useNavigate } from '@tanstack/react-router';
 import { useForm } from 'react-hook-form';
@@ -42,7 +42,7 @@ interface FormValues {
 
 function SignUpForm() {
   const navigate = useNavigate();
-  const { update: signUp } = useToastMutation<Session>({
+  const { update: signUp } = useToastMutation<AuthSignUpMutation>({
     mutation,
     successMsg: 'Account created successfully'
   });
diff --git a/app/client/pages/work/book/$bookId/chapter/$chapterId/edit.tsx b/app/client/pages/work/book/$bookId/chapter/$chapterId/edit.tsx
new file mode 100644
index 0000000..d2058cf
--- /dev/null
+++ b/app/client/pages/work/book/$bookId/chapter/$chapterId/edit.tsx
@@ -0,0 +1,104 @@
+import { gql, useQuery } from '@apollo/client';
+import { BookChapterForm } from '@app/client/components/BookChapterForm';
+import { useIdentity } from '@app/client/hooks/identity';
+import { useToastMutation } from '@app/client/hooks/useToastMutation';
+import { Skeleton } from '@chakra-ui/react';
+import { BookChapterEditQuery, BookChapterNewCreateMutation } from '@generated/types';
+import { createFileRoute, redirect, useNavigate } from '@tanstack/react-router';
+
+export const Route = createFileRoute('/work/book/$bookId/chapter/$chapterId/edit')({
+  component: RouteComponent,
+  beforeLoad: ({ context }) => {
+    if (!context.isAuthenticated) throw redirect({ to: '/' });
+  }
+});
+
+function RouteComponent() {
+  const { bookId, chapterId } = Route.useParams();
+
+  const identity = useIdentity();
+  const navigate = useNavigate();
+
+  const { data } = useQuery<BookChapterEditQuery>(query, {
+    variables: { id: chapterId }
+  });
+
+  const { update: chapterUpdate } = useToastMutation<BookChapterNewCreateMutation>({
+    mutation,
+    successMsg: 'Chapter updated successfully'
+  });
+
+  if (data == null) return <Skeleton />;
+  if (identity?.data.user.id !== data.bookChapterOne.book.author.id)
+    throw redirect({ to: `/work/book/${bookId}/overview` });
+
+  return (
+    <BookChapterForm
+      bookId={bookId}
+      initialValues={{
+        title: data.bookChapterOne.title,
+        foreword: data.bookChapterOne.foreword != null ? data.bookChapterOne.foreword : undefined,
+        footnote: data.bookChapterOne.footnote != null ? data.bookChapterOne.footnote : undefined,
+        content: data.bookChapterOne.content
+      }}
+      onChapterSubmit={async chapter => {
+        await chapterUpdate({
+          variables: {
+            input: {
+              id: chapterId,
+              ...chapter
+            }
+          }
+        });
+
+        navigate({ to: `/work/book/${bookId}/overview` });
+      }}
+    />
+  );
+}
+
+const query = gql`
+  query BookChapterEdit($id: ID!) {
+    bookChapterOne(id: $id) {
+      id
+      title
+      foreword
+      footnote
+      content
+      previousChapterId
+      nextChapterId
+      book {
+        id
+        updatedAt
+        wordsTotal
+        chaptersTotal
+        author {
+          id
+        }
+      }
+    }
+  }
+`;
+
+const mutation = gql`
+  mutation BookChapterEditUpdate($input: BookChapterUpdateInput!) {
+    bookChapterUpdate(input: $input) {
+      id
+      title
+      foreword
+      footnote
+      content
+      previousChapterId
+      nextChapterId
+      book {
+        id
+        updatedAt
+        wordsTotal
+        chaptersTotal
+        author {
+          id
+        }
+      }
+    }
+  }
+`;
diff --git a/app/client/pages/work/book/$bookId/chapter/$chapterId/view.tsx b/app/client/pages/work/book/$bookId/chapter/$chapterId/view.tsx
new file mode 100644
index 0000000..7b59c07
--- /dev/null
+++ b/app/client/pages/work/book/$bookId/chapter/$chapterId/view.tsx
@@ -0,0 +1,160 @@
+import { gql, useQuery } from '@apollo/client';
+import { EditorSlate } from '@app/client/components/EditorSlate';
+import { bookChapterFragment } from '@app/client/fragments';
+import { Button, Heading, Icon, Skeleton, Stack, Text } from '@chakra-ui/react';
+import { BookChapterViewQuery, BookChapterViewNavigationQuery } from '@generated/types';
+import { createFileRoute, Link } from '@tanstack/react-router';
+import { Descendant } from 'slate';
+
+export const Route = createFileRoute('/work/book/$bookId/chapter/$chapterId/view')({
+  component: RouteComponent
+});
+
+function RouteComponent() {
+  const { bookId, chapterId } = Route.useParams();
+
+  const { data } = useQuery<BookChapterViewQuery>(bookChapterQuery, {
+    variables: { id: chapterId }
+  });
+
+  const { data: navigationData } = useQuery<BookChapterViewNavigationQuery>(
+    bookChapterNavigationQuery,
+    {
+      variables: { id: chapterId }
+    }
+  );
+
+  if (data == null || navigationData == null) return <Skeleton />;
+
+  return (
+    <Stack justifyContent="center" alignItems="center">
+      <BookChapterView
+        bookId={bookId}
+        chapter={{ ...data.bookChapterOne, ...navigationData.bookChapterOne }}
+      />
+    </Stack>
+  );
+}
+
+interface BookChapterViewChapter {
+  readonly id: string;
+  readonly title: string;
+  readonly createdAt: string;
+  readonly updatedAt: string;
+  readonly foreword?: string | null;
+  readonly footnote?: string | null;
+  readonly content: Descendant[];
+  readonly sequenceNumber: number;
+  readonly reviewsTotal: number;
+  readonly previousChapterId?: string | null;
+  readonly nextChapterId?: string | null;
+  readonly book: {
+    readonly title: string;
+  };
+}
+
+function BookChapterView({
+  bookId,
+  chapter
+}: {
+  readonly bookId: string;
+  readonly chapter: BookChapterViewChapter;
+}) {
+  return (
+    <Stack
+      maxWidth="840px"
+      width="100%"
+      minHeight="80vh"
+      justifyContent="center"
+      alignItems="center"
+    >
+      <Heading as="div" maxWidth="100%">
+        <Text textAlign="center" minWidth={0}>
+          {chapter.book.title}
+        </Text>
+        <Text textAlign="center">-</Text>
+        <Text textAlign="center" minWidth={0}>
+          {chapter.title}
+        </Text>
+      </Heading>
+      <EditorSlate initialValue={chapter.content} readOnly />
+      <ChapterNavigation
+        bookId={bookId}
+        previousChapterId={chapter.previousChapterId}
+        nextChapterId={chapter.nextChapterId}
+      />
+    </Stack>
+  );
+}
+
+function ChapterNavigation({
+  bookId,
+  previousChapterId,
+  nextChapterId
+}: {
+  readonly bookId: string;
+  readonly previousChapterId?: string | null;
+  readonly nextChapterId?: string | null;
+}) {
+  return (
+    <Stack direction="row" gap={0}>
+      {previousChapterId && (
+        <Link to={`/work/book/${bookId}/chapter/${previousChapterId}/view`}>
+          <Button variant="ghost" borderRightRadius={0}>
+            <Icon>
+              <i className="nf nf-md-page_previous" />
+            </Icon>
+            <Text>Prev</Text>
+          </Button>
+        </Link>
+      )}
+      <Link to={`/work/book/${bookId}/overview`}>
+        <Button
+          variant="ghost"
+          borderLeftRadius={previousChapterId ? 0 : undefined}
+          borderRightRadius={nextChapterId ? 0 : undefined}
+        >
+          <Icon>
+            <i className="nf nf-fa-table_list" />
+          </Icon>
+          <Text>Contents</Text>
+        </Button>
+      </Link>
+      {nextChapterId && (
+        <Link to={`/work/book/${bookId}/chapter/${nextChapterId}/view`}>
+          <Button variant="ghost" borderLeftRadius={0}>
+            <Text>Next</Text>
+            <Icon>
+              <i className="nf nf-md-page_next" />
+            </Icon>
+          </Button>
+        </Link>
+      )}
+    </Stack>
+  );
+}
+
+const bookChapterQuery = gql`
+  query BookChapterView($id: ID!) {
+    bookChapterOne(id: $id) {
+      id
+      content
+      ...BookChapter
+      book {
+        title
+        chaptersTotal
+      }
+    }
+  }
+  ${bookChapterFragment}
+`;
+
+export const bookChapterNavigationQuery = gql`
+  query BookChapterViewNavigation($id: ID!) {
+    bookChapterOne(id: $id) {
+      id
+      previousChapterId
+      nextChapterId
+    }
+  }
+`;
diff --git a/app/client/pages/work/book/$bookId/chapter/new.tsx b/app/client/pages/work/book/$bookId/chapter/new.tsx
new file mode 100644
index 0000000..bca5974
--- /dev/null
+++ b/app/client/pages/work/book/$bookId/chapter/new.tsx
@@ -0,0 +1,89 @@
+import { gql, useQuery } from '@apollo/client';
+import { BookChapterForm } from '@app/client/components/BookChapterForm';
+import { useIdentity } from '@app/client/hooks/identity';
+import { useToastMutation } from '@app/client/hooks/useToastMutation';
+import { Skeleton } from '@chakra-ui/react';
+import { BookChapterNewCreateMutation, BookChapterNewQuery } from '@generated/types';
+import { createFileRoute, redirect, useNavigate } from '@tanstack/react-router';
+import { bookChapterListQuery } from '../overview';
+import { bookChapterNavigationQuery } from './$chapterId/view';
+
+export const Route = createFileRoute('/work/book/$bookId/chapter/new')({
+  component: RouteComponent,
+  beforeLoad: ({ context }) => {
+    if (!context.isAuthenticated) throw redirect({ to: '/' });
+  }
+});
+
+function RouteComponent() {
+  const { bookId: id } = Route.useParams();
+
+  const identity = useIdentity();
+  const navigate = useNavigate();
+
+  const { data } = useQuery<BookChapterNewQuery>(query, {
+    variables: { id }
+  });
+
+  const { update: chapterCreate } = useToastMutation<BookChapterNewCreateMutation>({
+    mutation,
+    successMsg: 'Chapter created successfully',
+    refetchQueries: [bookChapterListQuery, bookChapterNavigationQuery]
+  });
+
+  if (data == null) return <Skeleton />;
+  if (identity?.data.user.id !== data.bookOne.author.id)
+    throw redirect({ to: `/work/book/${id}/overview` });
+
+  return (
+    <BookChapterForm
+      bookId={id}
+      onChapterSubmit={async chapter => {
+        await chapterCreate({
+          variables: {
+            input: {
+              bookId: id,
+              ...chapter
+            }
+          }
+        });
+
+        navigate({ to: `/work/book/${id}/overview` });
+      }}
+    />
+  );
+}
+
+const query = gql`
+  query BookChapterNew($id: ID!) {
+    bookOne(id: $id) {
+      id
+      author {
+        id
+      }
+    }
+  }
+`;
+
+const mutation = gql`
+  mutation BookChapterNewCreate($input: BookChapterCreateInput!) {
+    bookChapterCreate(input: $input) {
+      id
+      title
+      foreword
+      footnote
+      content
+      previousChapterId
+      nextChapterId
+      book {
+        id
+        updatedAt
+        wordsTotal
+        chaptersTotal
+        author {
+          id
+        }
+      }
+    }
+  }
+`;
diff --git a/app/client/pages/work/book/$bookId.tsx b/app/client/pages/work/book/$bookId/overview.tsx
similarity index 54%
rename from app/client/pages/work/book/$bookId.tsx
rename to app/client/pages/work/book/$bookId/overview.tsx
index fb9412d..442dbb9 100644
--- a/app/client/pages/work/book/$bookId.tsx
+++ b/app/client/pages/work/book/$bookId/overview.tsx
@@ -1,59 +1,56 @@
 import { gql, useQuery } from '@apollo/client';
+import { BookChapterCard } from '@app/client/components/BookChapterCard';
 import { PaginatedListSkeleton } from '@app/client/components/PaginatedListSkeleton';
 import { Pagination } from '@app/client/components/Pagination';
+import { Button } from '@app/client/components/ui/button';
 import { WorkingProgressStatusBadge } from '@app/client/components/WorkingProgressStatusBadge';
 import { WorkingRatingBadge } from '@app/client/components/WorkingRatingBadge';
 import { WorkingReviewsBadge } from '@app/client/components/WorkingReviewsTotalBadge';
 import { bookChapterFragment, bookFragment } from '@app/client/fragments';
 import { toFormattedDate } from '@app/client/helpers';
+import { IdentityContext, useIdentity } from '@app/client/hooks/identity';
 import { usePaginatedQuery } from '@app/client/hooks/usePaginatedQuery';
 import { BookOne } from '@app/client/interfaces';
-import {
-  Heading,
-  HStack,
-  Skeleton,
-  SkeletonCircle,
-  SkeletonText,
-  Stack,
-  Text
-} from '@chakra-ui/react';
+import { Box, Heading, HStack, Icon, Skeleton, SkeletonText, Stack, Text } from '@chakra-ui/react';
 import { BookChapterListQuery, BookOverviewQuery } from '@generated/types';
 import { createFileRoute, Link } from '@tanstack/react-router';
 import { useState } from 'react';
 
-export const Route = createFileRoute('/work/book/$bookId')({
+export const Route = createFileRoute('/work/book/$bookId/overview')({
   component: RouteComponent
 });
 
 function RouteComponent() {
   const { bookId: id } = Route.useParams();
-  const { data: bookData } = useQuery<BookOverviewQuery>(bookQuery, { variables: { id } });
+  const { data: bookData } = useQuery<BookOverviewQuery>(bookQuery, {
+    variables: { id }
+  });
+
+  const identity = useIdentity();
 
   return (
     <Stack width="100%" justifyContent="center" alignItems="center" padding={3}>
-      {bookData != null ? <BookOverview {...bookData.bookOne} /> : <BookOverviewSkeleton />}
+      {bookData != null ? (
+        <BookOverview identity={identity} book={bookData.bookOne} />
+      ) : (
+        <BookOverviewSkeleton />
+      )}
     </Stack>
   );
 }
 
 function BookOverview({
-  id,
-  title,
-  description,
-  author,
-  progressStatus,
-  createdAt,
-  updatedAt,
-  wordsTotal,
-  chaptersTotal,
-  reviewsTotal,
-  ratingTotal
-}: BookOne) {
+  identity,
+  book
+}: {
+  readonly identity: IdentityContext | null;
+  readonly book: BookOne;
+}) {
   return (
     <Stack width="80%" maxWidth="840px" gap={3}>
       <Stack direction="row" justifyContent="space-between" alignItems="center">
         <Heading color="colorPalette.400" size="2xl" overflow="auto">
-          {title}
+          {book.title}
         </Heading>
       </Stack>
 
@@ -62,7 +59,7 @@ function BookOverview({
           <Link>
             <Text fontWeight="bold">by:</Text>
           </Link>
-          <Link to={`/profile/${author.username}`}>
+          <Link to={`/profile/${book.author.username}`}>
             <Text
               color="colorPalette.400"
               _hover={{
@@ -70,46 +67,58 @@ function BookOverview({
                 textDecorationColor: 'colorPalette.700'
               }}
             >
-              {author.username}
+              {book.author.username}
             </Text>
           </Link>
         </Stack>
 
         <Stack direction="row">
           <Text fontWeight="bold">created at:</Text>
-          <Text>{toFormattedDate({ value: createdAt })}</Text>
+          <Text>{toFormattedDate({ value: book.createdAt })}</Text>
         </Stack>
 
         <Stack direction="row">
           <Text fontWeight="bold">last updated:</Text>
-          <Text>{toFormattedDate({ value: updatedAt })}</Text>
+          <Text>{toFormattedDate({ value: book.updatedAt })}</Text>
         </Stack>
 
         <Stack direction="row">
           <Text fontWeight="bold">chapters:</Text>
-          <Text>{chaptersTotal}</Text>
+          <Text>{book.chaptersTotal}</Text>
         </Stack>
 
         <Stack direction="row">
           <Text fontWeight="bold">words:</Text>
-          <Text>{wordsTotal}</Text>
+          <Text>{book.wordsTotal}</Text>
         </Stack>
       </Stack>
 
       <Stack direction="row" justifyContent="left" alignItems="center">
-        <WorkingRatingBadge ratingTotal={ratingTotal} />
-        <WorkingReviewsBadge reviewsTotal={reviewsTotal} />
-        <WorkingProgressStatusBadge progressStatus={progressStatus} />
+        <WorkingRatingBadge ratingTotal={book.ratingTotal} />
+        <WorkingReviewsBadge reviewsTotal={book.reviewsTotal} />
+        <WorkingProgressStatusBadge progressStatus={book.progressStatus} />
       </Stack>
 
-      <Text>{description}</Text>
+      <Text>{book.description}</Text>
 
-      <BookChapterList id={id} />
+      <BookChapterList
+        id={book.id}
+        identity={identity}
+        isAuthor={identity?.data.id === book.author.id}
+      />
     </Stack>
   );
 }
 
-function BookChapterList({ id }: { readonly id: string }) {
+function BookChapterList({
+  id,
+  identity,
+  isAuthor
+}: {
+  readonly id: string;
+  readonly identity: IdentityContext | null;
+  readonly isAuthor: boolean;
+}) {
   const [chaptersListPage, setChaptersListPage] = useState<number>(1);
   const [chaptersListPageSize, setChaptersListPageSize] = useState<number>(10);
   const startIndex = (chaptersListPage - 1) * chaptersListPageSize;
@@ -129,7 +138,33 @@ function BookChapterList({ id }: { readonly id: string }) {
     <Stack>
       {data != null ? (
         <>
-          <Stack>...chapters</Stack>
+          <Stack>
+            {data.bookChapterMany.items.length > 0 ? (
+              <>
+                {data.bookChapterMany.items.map(item => (
+                  <Stack key={`bookChapterList-${item.id}`}>
+                    <BookChapterCard
+                      bookId={id}
+                      chapterId={item.id}
+                      title={item.title}
+                      isAuthor={isAuthor}
+                    />
+                  </Stack>
+                ))}
+              </>
+            ) : (
+              <Stack justifyContent="center" alignItems="center" pt={8}>
+                <Text>No chapters here yet!</Text>
+                {isAuthor && (
+                  <Link to={`/work/book/${id}/chapter/new`}>
+                    <Button variant="outline" size="sm">
+                      Create new chapter
+                    </Button>
+                  </Link>
+                )}
+              </Stack>
+            )}
+          </Stack>
           {data.bookChapterMany.total > chaptersListPageSize && (
             <Stack justifyContent="center" alignItems="center">
               <Pagination
@@ -141,6 +176,33 @@ function BookChapterList({ id }: { readonly id: string }) {
               />
             </Stack>
           )}
+
+          <Stack direction="row">
+            <>
+              {isAuthor && data.bookChapterMany.items.length !== 0 && (
+                <Box>
+                  <Link to={`/work/book/${id}/chapter/new`}>
+                    <Button size="sm">Create new chapter</Button>
+                  </Link>
+                </Box>
+              )}
+            </>
+
+            {identity != null && !isAuthor && (
+              <>
+                <Button size="sm" backgroundColor="green.500" disabled>
+                  <Icon>
+                    <i className="nf nf-oct-thumbsup" />
+                  </Icon>
+                </Button>
+                <Button size="sm" backgroundColor="red.500">
+                  <Icon>
+                    <i className="nf nf-oct-thumbsdown" />
+                  </Icon>
+                </Button>
+              </>
+            )}
+          </Stack>
         </>
       ) : (
         <PaginatedListSkeleton disableSearch />
@@ -154,7 +216,6 @@ function BookOverviewSkeleton() {
     <Stack width="80%" maxWidth="840px">
       <Stack gap="6" maxWidth="100%">
         <HStack width="full">
-          <SkeletonCircle size="10" />
           <SkeletonText noOfLines={5} />
         </HStack>
         <Skeleton height="200px" />
@@ -172,7 +233,7 @@ const bookQuery = gql`
   ${bookFragment}
 `;
 
-const bookChapterListQuery = gql`
+export const bookChapterListQuery = gql`
   query BookChapterList($input: BookChapterManyInput!) {
     bookChapterMany(input: $input) {
       items {
diff --git a/app/client/routeTree.gen.ts b/app/client/routeTree.gen.ts
index d8a431a..daa4c5e 100644
--- a/app/client/routeTree.gen.ts
+++ b/app/client/routeTree.gen.ts
@@ -18,7 +18,10 @@ import { Route as AboutImport } from './pages/about'
 import { Route as IndexImport } from './pages/index'
 import { Route as ProfileUsernameImport } from './pages/profile/$username'
 import { Route as NewBookImport } from './pages/new/book'
-import { Route as WorkBookBookIdImport } from './pages/work/book/$bookId'
+import { Route as WorkBookBookIdOverviewImport } from './pages/work/book/$bookId/overview'
+import { Route as WorkBookBookIdChapterNewImport } from './pages/work/book/$bookId/chapter/new'
+import { Route as WorkBookBookIdChapterChapterIdViewImport } from './pages/work/book/$bookId/chapter/$chapterId/view'
+import { Route as WorkBookBookIdChapterChapterIdEditImport } from './pages/work/book/$bookId/chapter/$chapterId/edit'
 
 // Create/Update Routes
 
@@ -64,12 +67,32 @@ const NewBookRoute = NewBookImport.update({
   getParentRoute: () => rootRoute,
 } as any)
 
-const WorkBookBookIdRoute = WorkBookBookIdImport.update({
-  id: '/work/book/$bookId',
-  path: '/work/book/$bookId',
+const WorkBookBookIdOverviewRoute = WorkBookBookIdOverviewImport.update({
+  id: '/work/book/$bookId/overview',
+  path: '/work/book/$bookId/overview',
   getParentRoute: () => rootRoute,
 } as any)
 
+const WorkBookBookIdChapterNewRoute = WorkBookBookIdChapterNewImport.update({
+  id: '/work/book/$bookId/chapter/new',
+  path: '/work/book/$bookId/chapter/new',
+  getParentRoute: () => rootRoute,
+} as any)
+
+const WorkBookBookIdChapterChapterIdViewRoute =
+  WorkBookBookIdChapterChapterIdViewImport.update({
+    id: '/work/book/$bookId/chapter/$chapterId/view',
+    path: '/work/book/$bookId/chapter/$chapterId/view',
+    getParentRoute: () => rootRoute,
+  } as any)
+
+const WorkBookBookIdChapterChapterIdEditRoute =
+  WorkBookBookIdChapterChapterIdEditImport.update({
+    id: '/work/book/$bookId/chapter/$chapterId/edit',
+    path: '/work/book/$bookId/chapter/$chapterId/edit',
+    getParentRoute: () => rootRoute,
+  } as any)
+
 // Populate the FileRoutesByPath interface
 
 declare module '@tanstack/react-router' {
@@ -123,11 +146,32 @@ declare module '@tanstack/react-router' {
       preLoaderRoute: typeof ProfileUsernameImport
       parentRoute: typeof rootRoute
     }
-    '/work/book/$bookId': {
-      id: '/work/book/$bookId'
-      path: '/work/book/$bookId'
-      fullPath: '/work/book/$bookId'
-      preLoaderRoute: typeof WorkBookBookIdImport
+    '/work/book/$bookId/overview': {
+      id: '/work/book/$bookId/overview'
+      path: '/work/book/$bookId/overview'
+      fullPath: '/work/book/$bookId/overview'
+      preLoaderRoute: typeof WorkBookBookIdOverviewImport
+      parentRoute: typeof rootRoute
+    }
+    '/work/book/$bookId/chapter/new': {
+      id: '/work/book/$bookId/chapter/new'
+      path: '/work/book/$bookId/chapter/new'
+      fullPath: '/work/book/$bookId/chapter/new'
+      preLoaderRoute: typeof WorkBookBookIdChapterNewImport
+      parentRoute: typeof rootRoute
+    }
+    '/work/book/$bookId/chapter/$chapterId/edit': {
+      id: '/work/book/$bookId/chapter/$chapterId/edit'
+      path: '/work/book/$bookId/chapter/$chapterId/edit'
+      fullPath: '/work/book/$bookId/chapter/$chapterId/edit'
+      preLoaderRoute: typeof WorkBookBookIdChapterChapterIdEditImport
+      parentRoute: typeof rootRoute
+    }
+    '/work/book/$bookId/chapter/$chapterId/view': {
+      id: '/work/book/$bookId/chapter/$chapterId/view'
+      path: '/work/book/$bookId/chapter/$chapterId/view'
+      fullPath: '/work/book/$bookId/chapter/$chapterId/view'
+      preLoaderRoute: typeof WorkBookBookIdChapterChapterIdViewImport
       parentRoute: typeof rootRoute
     }
   }
@@ -143,7 +187,10 @@ export interface FileRoutesByFullPath {
   '/register': typeof RegisterRoute
   '/new/book': typeof NewBookRoute
   '/profile/$username': typeof ProfileUsernameRoute
-  '/work/book/$bookId': typeof WorkBookBookIdRoute
+  '/work/book/$bookId/overview': typeof WorkBookBookIdOverviewRoute
+  '/work/book/$bookId/chapter/new': typeof WorkBookBookIdChapterNewRoute
+  '/work/book/$bookId/chapter/$chapterId/edit': typeof WorkBookBookIdChapterChapterIdEditRoute
+  '/work/book/$bookId/chapter/$chapterId/view': typeof WorkBookBookIdChapterChapterIdViewRoute
 }
 
 export interface FileRoutesByTo {
@@ -154,7 +201,10 @@ export interface FileRoutesByTo {
   '/register': typeof RegisterRoute
   '/new/book': typeof NewBookRoute
   '/profile/$username': typeof ProfileUsernameRoute
-  '/work/book/$bookId': typeof WorkBookBookIdRoute
+  '/work/book/$bookId/overview': typeof WorkBookBookIdOverviewRoute
+  '/work/book/$bookId/chapter/new': typeof WorkBookBookIdChapterNewRoute
+  '/work/book/$bookId/chapter/$chapterId/edit': typeof WorkBookBookIdChapterChapterIdEditRoute
+  '/work/book/$bookId/chapter/$chapterId/view': typeof WorkBookBookIdChapterChapterIdViewRoute
 }
 
 export interface FileRoutesById {
@@ -166,7 +216,10 @@ export interface FileRoutesById {
   '/register': typeof RegisterRoute
   '/new/book': typeof NewBookRoute
   '/profile/$username': typeof ProfileUsernameRoute
-  '/work/book/$bookId': typeof WorkBookBookIdRoute
+  '/work/book/$bookId/overview': typeof WorkBookBookIdOverviewRoute
+  '/work/book/$bookId/chapter/new': typeof WorkBookBookIdChapterNewRoute
+  '/work/book/$bookId/chapter/$chapterId/edit': typeof WorkBookBookIdChapterChapterIdEditRoute
+  '/work/book/$bookId/chapter/$chapterId/view': typeof WorkBookBookIdChapterChapterIdViewRoute
 }
 
 export interface FileRouteTypes {
@@ -179,7 +232,10 @@ export interface FileRouteTypes {
     | '/register'
     | '/new/book'
     | '/profile/$username'
-    | '/work/book/$bookId'
+    | '/work/book/$bookId/overview'
+    | '/work/book/$bookId/chapter/new'
+    | '/work/book/$bookId/chapter/$chapterId/edit'
+    | '/work/book/$bookId/chapter/$chapterId/view'
   fileRoutesByTo: FileRoutesByTo
   to:
     | '/'
@@ -189,7 +245,10 @@ export interface FileRouteTypes {
     | '/register'
     | '/new/book'
     | '/profile/$username'
-    | '/work/book/$bookId'
+    | '/work/book/$bookId/overview'
+    | '/work/book/$bookId/chapter/new'
+    | '/work/book/$bookId/chapter/$chapterId/edit'
+    | '/work/book/$bookId/chapter/$chapterId/view'
   id:
     | '__root__'
     | '/'
@@ -199,7 +258,10 @@ export interface FileRouteTypes {
     | '/register'
     | '/new/book'
     | '/profile/$username'
-    | '/work/book/$bookId'
+    | '/work/book/$bookId/overview'
+    | '/work/book/$bookId/chapter/new'
+    | '/work/book/$bookId/chapter/$chapterId/edit'
+    | '/work/book/$bookId/chapter/$chapterId/view'
   fileRoutesById: FileRoutesById
 }
 
@@ -211,7 +273,10 @@ export interface RootRouteChildren {
   RegisterRoute: typeof RegisterRoute
   NewBookRoute: typeof NewBookRoute
   ProfileUsernameRoute: typeof ProfileUsernameRoute
-  WorkBookBookIdRoute: typeof WorkBookBookIdRoute
+  WorkBookBookIdOverviewRoute: typeof WorkBookBookIdOverviewRoute
+  WorkBookBookIdChapterNewRoute: typeof WorkBookBookIdChapterNewRoute
+  WorkBookBookIdChapterChapterIdEditRoute: typeof WorkBookBookIdChapterChapterIdEditRoute
+  WorkBookBookIdChapterChapterIdViewRoute: typeof WorkBookBookIdChapterChapterIdViewRoute
 }
 
 const rootRouteChildren: RootRouteChildren = {
@@ -222,7 +287,12 @@ const rootRouteChildren: RootRouteChildren = {
   RegisterRoute: RegisterRoute,
   NewBookRoute: NewBookRoute,
   ProfileUsernameRoute: ProfileUsernameRoute,
-  WorkBookBookIdRoute: WorkBookBookIdRoute,
+  WorkBookBookIdOverviewRoute: WorkBookBookIdOverviewRoute,
+  WorkBookBookIdChapterNewRoute: WorkBookBookIdChapterNewRoute,
+  WorkBookBookIdChapterChapterIdEditRoute:
+    WorkBookBookIdChapterChapterIdEditRoute,
+  WorkBookBookIdChapterChapterIdViewRoute:
+    WorkBookBookIdChapterChapterIdViewRoute,
 }
 
 export const routeTree = rootRoute
@@ -242,7 +312,10 @@ export const routeTree = rootRoute
         "/register",
         "/new/book",
         "/profile/$username",
-        "/work/book/$bookId"
+        "/work/book/$bookId/overview",
+        "/work/book/$bookId/chapter/new",
+        "/work/book/$bookId/chapter/$chapterId/edit",
+        "/work/book/$bookId/chapter/$chapterId/view"
       ]
     },
     "/": {
@@ -266,8 +339,17 @@ export const routeTree = rootRoute
     "/profile/$username": {
       "filePath": "profile/$username.tsx"
     },
-    "/work/book/$bookId": {
-      "filePath": "work/book/$bookId.tsx"
+    "/work/book/$bookId/overview": {
+      "filePath": "work/book/$bookId/overview.tsx"
+    },
+    "/work/book/$bookId/chapter/new": {
+      "filePath": "work/book/$bookId/chapter/new.tsx"
+    },
+    "/work/book/$bookId/chapter/$chapterId/edit": {
+      "filePath": "work/book/$bookId/chapter/$chapterId/edit.tsx"
+    },
+    "/work/book/$bookId/chapter/$chapterId/view": {
+      "filePath": "work/book/$bookId/chapter/$chapterId/view.tsx"
     }
   }
 }
diff --git a/app/server/graphql/graphql.ts b/app/server/graphql/graphql.ts
index 426dbfa..b0cec3a 100644
--- a/app/server/graphql/graphql.ts
+++ b/app/server/graphql/graphql.ts
@@ -13,6 +13,9 @@ import { UserOneResolver } from './resolvers/userOneResolver';
 import { LoginResolver } from './resolvers/auth/login';
 import { LogoutResolver } from './resolvers/auth/logout';
 import { SignUpResolver } from './resolvers/auth/signUp';
+import { BookChapterCreateResolver } from './resolvers/bookChapterCreateResolver';
+import { BookChapterDeleteResolver } from './resolvers/bookChapterDelete';
+import { BookChapterUpdateResolver } from './resolvers/bookChapterUpdateResolver';
 import { BookCreateResolver } from './resolvers/bookCreateResolver';
 
 export const Query: QueryResolvers = {
@@ -28,7 +31,10 @@ export const Mutation: MutationResolvers = {
   signUp: SignUpResolver,
   login: LoginResolver,
   logout: LogoutResolver,
-  bookCreate: BookCreateResolver
+  bookCreate: BookCreateResolver,
+  bookChapterCreate: BookChapterCreateResolver,
+  bookChapterDelete: BookChapterDeleteResolver,
+  bookChapterUpdate: BookChapterUpdateResolver
 };
 
 export const Subscription = {};
diff --git a/app/server/graphql/resolvers/bookChapterCreateResolver.ts b/app/server/graphql/resolvers/bookChapterCreateResolver.ts
index e69de29..22a8c63 100644
--- a/app/server/graphql/resolvers/bookChapterCreateResolver.ts
+++ b/app/server/graphql/resolvers/bookChapterCreateResolver.ts
@@ -0,0 +1,38 @@
+import { countWords, ensureIdentity } from '@app/server/helpers';
+import { IdentityContext } from '@app/server/identity';
+import { prisma, uuid } from '@app/server/prisma/client';
+import { updateBookStats } from '@app/server/service/book';
+import { BookChapter, MutationBookChapterCreateArgs } from '@generated/types';
+import { toBookChapterSchema } from './mappers/bookChapterMapper';
+
+export async function BookChapterCreateResolver(
+  _: any,
+  { input }: MutationBookChapterCreateArgs,
+  { req, res, identity }: IdentityContext
+): Promise<BookChapter> {
+  ensureIdentity(identity);
+
+  if (input.title.length > 60) throw new Error('Title is too long.');
+  if (input.foreword != null && input.foreword.length > 500)
+    throw new Error('Foreword is too long.');
+  if (input.footnote != null && input.footnote.length > 500)
+    throw new Error('Footnote is too long.');
+
+  const chapterCount = await prisma.bookChapter.count({ where: { bookId: input.bookId } });
+
+  const model = await prisma.bookChapter.create({
+    data: {
+      id: uuid(),
+      bookId: input.bookId,
+      title: input.title,
+      foreword: input.foreword,
+      footnote: input.footnote,
+      content: input.content,
+      wordsTotal: countWords(input.content),
+      sequenceNumber: chapterCount + 1
+    }
+  });
+
+  await updateBookStats(input.bookId);
+  return toBookChapterSchema(model, { req, res, identity });
+}
diff --git a/app/server/graphql/resolvers/bookChapterDelete.ts b/app/server/graphql/resolvers/bookChapterDelete.ts
new file mode 100644
index 0000000..7b98372
--- /dev/null
+++ b/app/server/graphql/resolvers/bookChapterDelete.ts
@@ -0,0 +1,25 @@
+import { ensureIdentity } from '@app/server/helpers';
+import { IdentityContext } from '@app/server/identity';
+import { prisma } from '@app/server/prisma/client';
+import { updateBookStats } from '@app/server/service/book';
+import { Book, MutationBookChapterDeleteArgs } from '@generated/types';
+import { toBookSchema } from './mappers/bookMapper';
+
+export async function BookChapterDeleteResolver(
+  _: any,
+  { id }: MutationBookChapterDeleteArgs,
+  { req, res, identity }: IdentityContext
+): Promise<Book> {
+  ensureIdentity(identity);
+  const model = await prisma.bookChapter.findUniqueOrThrow({
+    where: { id },
+    select: { book: { select: { id: true, authorId: true } } }
+  });
+  if (identity.id !== model.book.authorId) throw new Error('Operation is not permitted.');
+
+  await prisma.bookChapter.delete({ where: { id } });
+
+  await updateBookStats(model.book.id);
+  const book = await prisma.book.findUniqueOrThrow({ where: { id: model.book.id } });
+  return toBookSchema(book, { req, res, identity });
+}
diff --git a/app/server/graphql/resolvers/bookChapterManyResolver.ts b/app/server/graphql/resolvers/bookChapterManyResolver.ts
index a8ed5bc..cc6dba5 100644
--- a/app/server/graphql/resolvers/bookChapterManyResolver.ts
+++ b/app/server/graphql/resolvers/bookChapterManyResolver.ts
@@ -7,7 +7,7 @@ import { toBookChapterSchema } from './mappers/bookChapterMapper';
 export async function BookChapterManyResolver(
   _: any,
   { input }: QueryBookChapterManyArgs,
-  { identity }: IdentityContext
+  { req, res, identity }: IdentityContext
 ): Promise<BookChapterManyOutput> {
   const { bookId, filter } = input;
   const terms = filter.terms?.toLowerCase();
@@ -19,11 +19,14 @@ export async function BookChapterManyResolver(
   const items = await prisma.bookChapter.findMany({
     where: bookChapterWhere,
     skip: filter.offset ?? 0,
-    take: filter.size ?? 10
+    take: filter.size ?? 10,
+    orderBy: { sequenceNumber: 'asc' }
   });
 
   return {
-    items: await Promise.all(items.map(value => toBookChapterSchema(value))),
+    items: await Promise.all(
+      items.map(value => toBookChapterSchema(value, { req, res, identity }))
+    ),
     total: items.length
   };
 }
diff --git a/app/server/graphql/resolvers/bookChapterOneResolver.ts b/app/server/graphql/resolvers/bookChapterOneResolver.ts
index b76e8d4..09657b3 100644
--- a/app/server/graphql/resolvers/bookChapterOneResolver.ts
+++ b/app/server/graphql/resolvers/bookChapterOneResolver.ts
@@ -6,12 +6,12 @@ import { toBookChapterSchema } from './mappers/bookChapterMapper';
 export async function BookChapterOneResolver(
   _: any,
   { id }: QueryBookChapterOneArgs,
-  { identity }: IdentityContext
+  { req, res, identity }: IdentityContext
 ): Promise<BookChapter> {
   const model = await prisma.bookChapter.findUniqueOrThrow({
     where: {
       id
     }
   });
-  return toBookChapterSchema(model);
+  return toBookChapterSchema(model, { req, res, identity });
 }
diff --git a/app/server/graphql/resolvers/bookChapterUpdateResolver.ts b/app/server/graphql/resolvers/bookChapterUpdateResolver.ts
new file mode 100644
index 0000000..30f7b2e
--- /dev/null
+++ b/app/server/graphql/resolvers/bookChapterUpdateResolver.ts
@@ -0,0 +1,34 @@
+import { countWords, ensureIdentity } from '@app/server/helpers';
+import { IdentityContext } from '@app/server/identity';
+import { prisma } from '@app/server/prisma/client';
+import { updateBookStats } from '@app/server/service/book';
+import { BookChapter, MutationBookChapterUpdateArgs } from '@generated/types';
+import { toBookChapterSchema } from './mappers/bookChapterMapper';
+
+export async function BookChapterUpdateResolver(
+  _: any,
+  { input }: MutationBookChapterUpdateArgs,
+  { req, res, identity }: IdentityContext
+): Promise<BookChapter> {
+  ensureIdentity(identity);
+
+  if (input.title.length > 60) throw new Error('Title is too long.');
+  if (input.foreword != null && input.foreword.length > 500)
+    throw new Error('Foreword is too long.');
+  if (input.footnote != null && input.footnote.length > 500)
+    throw new Error('Footnote is too long.');
+
+  const model = await prisma.bookChapter.update({
+    where: { id: input.id },
+    data: {
+      title: input.title,
+      foreword: input.foreword,
+      footnote: input.footnote,
+      content: input.content,
+      wordsTotal: countWords(input.content)
+    }
+  });
+
+  await updateBookStats(model.bookId);
+  return toBookChapterSchema(model, { req, res, identity });
+}
diff --git a/app/server/graphql/resolvers/bookCreateResolver.ts b/app/server/graphql/resolvers/bookCreateResolver.ts
index 7cf8e0e..35669ba 100644
--- a/app/server/graphql/resolvers/bookCreateResolver.ts
+++ b/app/server/graphql/resolvers/bookCreateResolver.ts
@@ -7,11 +7,10 @@ import { toBookSchema } from './mappers/bookMapper';
 export async function BookCreateResolver(
   _: any,
   { input }: MutationBookCreateArgs,
-  { identity }: IdentityContext
+  { req, res, identity }: IdentityContext
 ): Promise<Book> {
   ensureIdentity(identity);
 
-  console.log(input.title.length);
   if (input.title.length > 60) throw new Error('Title is too long.');
   if (input.description.length > 900) throw new Error('Description is too long.');
 
@@ -23,5 +22,5 @@ export async function BookCreateResolver(
       authorId: identity.id
     }
   });
-  return toBookSchema(model);
+  return toBookSchema(model, { req, res, identity });
 }
diff --git a/app/server/graphql/resolvers/bookManyResolver.ts b/app/server/graphql/resolvers/bookManyResolver.ts
index d3efc76..6b52b4d 100644
--- a/app/server/graphql/resolvers/bookManyResolver.ts
+++ b/app/server/graphql/resolvers/bookManyResolver.ts
@@ -7,7 +7,7 @@ import { toBookSchema } from './mappers/bookMapper';
 export async function BookManyResolver(
   _: any,
   { input }: QueryBookManyArgs,
-  { identity }: IdentityContext
+  { req, res, identity }: IdentityContext
 ): Promise<BookManyOutput> {
   const { filter } = input;
   const terms = filter.terms?.toLowerCase();
@@ -20,11 +20,14 @@ export async function BookManyResolver(
   const items = await prisma.book.findMany({
     where: bookWhere,
     skip: filter.offset ?? 0,
-    take: filter.size ?? 10
+    take: filter.size ?? 10,
+    orderBy: {
+      createdAt: 'desc'
+    }
   });
 
   return {
-    items: await Promise.all(items.map(value => toBookSchema(value))),
+    items: await Promise.all(items.map(value => toBookSchema(value, { req, res, identity }))),
     total: await prisma.book.count({ where: bookWhere })
   };
 }
diff --git a/app/server/graphql/resolvers/bookOneResolver.ts b/app/server/graphql/resolvers/bookOneResolver.ts
index daf2bbe..c4a1e19 100644
--- a/app/server/graphql/resolvers/bookOneResolver.ts
+++ b/app/server/graphql/resolvers/bookOneResolver.ts
@@ -6,12 +6,12 @@ import { toBookSchema } from './mappers/bookMapper';
 export async function BookOneResolver(
   _: any,
   { id }: QueryBookOneArgs,
-  { identity }: IdentityContext
+  { req, res, identity }: IdentityContext
 ): Promise<Book> {
   const model = await prisma.book.findUniqueOrThrow({
     where: {
       id
     }
   });
-  return toBookSchema(model);
+  return toBookSchema(model, { req, res, identity });
 }
diff --git a/app/server/graphql/resolvers/mappers/bookChapterMapper.ts b/app/server/graphql/resolvers/mappers/bookChapterMapper.ts
index 19a4164..6ea178c 100644
--- a/app/server/graphql/resolvers/mappers/bookChapterMapper.ts
+++ b/app/server/graphql/resolvers/mappers/bookChapterMapper.ts
@@ -1,9 +1,15 @@
 import { call } from '@app/common';
+import { ensureRatingType } from '@app/server/helpers';
+import { IdentityContext } from '@app/server/identity';
 import { prisma } from '@app/server/prisma/client';
-import { BookChapter as BookChapterSchema } from '@generated/types';
+import { BookChapter as BookChapterSchema, RatingType } from '@generated/types';
 import { BookChapter } from '@prisma/client';
+import { toBookSchema } from './bookMapper';
 
-export async function toBookChapterSchema(model: BookChapter): Promise<BookChapterSchema> {
+export async function toBookChapterSchema(
+  model: BookChapter,
+  { req, res, identity }: IdentityContext
+): Promise<BookChapterSchema> {
   return {
     id: model.id,
     title: model.title,
@@ -11,7 +17,44 @@ export async function toBookChapterSchema(model: BookChapter): Promise<BookChapt
     updatedAt: model.createdAt.toISOString(),
     foreword: model.foreword,
     footnote: model.footnote,
+    content: model.content,
     sequenceNumber: model.sequenceNumber,
+    previousChapterId: await call(async () => {
+      const isFirst = model.sequenceNumber === 1;
+      if (isFirst) return null;
+      const previousChapter = await prisma.bookChapter.findUniqueOrThrow({
+        where: {
+          bookId_sequenceNumber: {
+            bookId: model.bookId,
+            sequenceNumber: model.sequenceNumber - 1
+          }
+        },
+        select: {
+          id: true
+        }
+      });
+      return previousChapter.id;
+    }),
+    nextChapterId: await call(async () => {
+      const book = await prisma.book.findUniqueOrThrow({
+        where: { id: model.bookId },
+        select: { chaptersTotal: true }
+      });
+
+      const isLast = model.sequenceNumber === book.chaptersTotal;
+      if (isLast) return null;
+
+      const nextChapter = await prisma.bookChapter.findUniqueOrThrow({
+        where: {
+          bookId_sequenceNumber: {
+            bookId: model.bookId,
+            sequenceNumber: model.sequenceNumber + 1
+          }
+        },
+        select: { id: true }
+      });
+      return nextChapter.id;
+    }),
     reviewsTotal: await call(async () => {
       const reviewsCount = await prisma.review.count({
         where: {
@@ -19,6 +62,28 @@ export async function toBookChapterSchema(model: BookChapter): Promise<BookChapt
         }
       });
       return reviewsCount;
+    }),
+    book: await call(async () => {
+      const book = await prisma.book.findUniqueOrThrow({
+        where: {
+          id: model.bookId
+        }
+      });
+      return toBookSchema(book, { req, res, identity });
+    }),
+    personalRating: await call(async () => {
+      if (identity == null) return RatingType.None;
+      const rating = await prisma.rating.findUnique({
+        where: {
+          userId_bookChapterId: {
+            userId: identity.id,
+            bookChapterId: model.id
+          }
+        }
+      });
+      if (rating == null) return RatingType.None;
+      ensureRatingType(rating.type);
+      return rating.type;
     })
   };
 }
diff --git a/app/server/graphql/resolvers/mappers/bookMapper.ts b/app/server/graphql/resolvers/mappers/bookMapper.ts
index 27ce10d..e808233 100644
--- a/app/server/graphql/resolvers/mappers/bookMapper.ts
+++ b/app/server/graphql/resolvers/mappers/bookMapper.ts
@@ -1,14 +1,20 @@
 import { assertUnreachable } from '@app/client/helpers';
 import { call } from '@app/common';
+import { ensureRatingType } from '@app/server/helpers';
+import { IdentityContext } from '@app/server/identity';
 import { prisma } from '@app/server/prisma/client';
 import {
   Book as BookSchema,
+  RatingType,
   WorkingProgressStatus as WorkingProgressStatusSchema
 } from '@generated/types';
 import { Book, WorkingProgressStatus } from '@prisma/client';
 import { toUserSchema } from './userMapper';
 
-export async function toBookSchema(model: Book): Promise<BookSchema> {
+export async function toBookSchema(
+  model: Book,
+  { identity }: IdentityContext
+): Promise<BookSchema> {
   return {
     id: model.id,
     title: model.title,
@@ -48,6 +54,20 @@ export async function toBookSchema(model: Book): Promise<BookSchema> {
         }
       });
       return reviewsCount;
+    }),
+    personalRating: await call(async () => {
+      if (identity == null) return RatingType.None;
+      const rating = await prisma.rating.findUnique({
+        where: {
+          userId_bookChapterId: {
+            userId: identity.id,
+            bookChapterId: model.id
+          }
+        }
+      });
+      if (rating == null) return RatingType.None;
+      ensureRatingType(rating.type);
+      return rating.type;
     })
   };
 }
diff --git a/app/server/graphql/resolvers/ratingSetResolver.ts b/app/server/graphql/resolvers/ratingSetResolver.ts
new file mode 100644
index 0000000..6b07189
--- /dev/null
+++ b/app/server/graphql/resolvers/ratingSetResolver.ts
@@ -0,0 +1,102 @@
+import { ensureIdentity } from '@app/server/helpers';
+import { IdentityContext } from '@app/server/identity';
+import { prisma, uuid } from '@app/server/prisma/client';
+import { MutationRatingSetArgs, RatingType } from '@generated/types';
+
+export async function BookCreateResolver(
+  _: any,
+  { input }: MutationRatingSetArgs,
+  { identity }: IdentityContext
+): Promise<void> {
+  ensureIdentity(identity);
+
+  if (input.bookId != null) {
+    const rating = await prisma.rating.findUnique({
+      where: {
+        userId_bookId: {
+          userId: identity.id,
+          bookId: input.bookId
+        }
+      }
+    });
+
+    if (rating != null && input.ratingType !== RatingType.None) {
+      await prisma.rating.update({
+        where: { id: rating.id },
+        data: {
+          type: input.ratingType
+        }
+      });
+      return;
+    }
+
+    if (input.ratingType === RatingType.None) {
+      await prisma.rating.delete({
+        where: {
+          userId_bookId: {
+            userId: identity.id,
+            bookId: input.bookId
+          }
+        }
+      });
+      return;
+    }
+
+    await prisma.rating.create({
+      data: {
+        id: uuid(),
+        userId: identity.id,
+        bookId: input.bookId,
+        type: input.ratingType
+      }
+    });
+
+    return;
+  }
+
+  if (input.bookChapterId != null) {
+    const rating = await prisma.rating.findUnique({
+      where: {
+        userId_bookChapterId: {
+          userId: identity.id,
+          bookChapterId: input.bookChapterId
+        }
+      }
+    });
+
+    if (rating != null && input.ratingType !== RatingType.None) {
+      await prisma.rating.update({
+        where: { id: rating.id },
+        data: {
+          type: input.ratingType
+        }
+      });
+      return;
+    }
+
+    if (input.ratingType === RatingType.None) {
+      await prisma.rating.delete({
+        where: {
+          userId_bookChapterId: {
+            userId: identity.id,
+            bookChapterId: input.bookChapterId
+          }
+        }
+      });
+      return;
+    }
+
+    await prisma.rating.create({
+      data: {
+        id: uuid(),
+        userId: identity.id,
+        bookChapterId: input.bookChapterId,
+        type: input.ratingType
+      }
+    });
+
+    return;
+  }
+
+  throw new Error('Invalid Rating id input.');
+}
diff --git a/app/server/graphql/schema.graphql b/app/server/graphql/schema.graphql
index 0217515..b19fcc3 100644
--- a/app/server/graphql/schema.graphql
+++ b/app/server/graphql/schema.graphql
@@ -1,4 +1,5 @@
 scalar Void
+scalar JSON
 
 type Query {
   identity: Identity!
@@ -15,6 +16,13 @@ type Mutation {
   login(input: LoginInput!): Session!
   logout: Void
   bookCreate(input: BookCreateInput!): Book!
+  bookChapterCreate(input: BookChapterCreateInput!): BookChapter!
+  bookChapterUpdate(input: BookChapterUpdateInput!): BookChapter!
+  bookChapterDelete(id: ID!): Book!
+  reviewCreate(input: ReviewCreateInput!): Review!
+  reviewUpdate(input: ReviewUpdateInput!): Review!
+  reviewDelete(id: ID!): Void
+  ratingSet(input: RatingSetInput!): Void
 }
 
 input SignUpInput {
@@ -43,6 +51,7 @@ type Identity {
 type User {
   id: ID!
   username: String!
+  description: String
   createdAt: String!
   updatedAt: String!
 }
@@ -58,13 +67,6 @@ input BookCreateInput {
   description: String!
 }
 
-input BookChapterCreateInput {
-  title: String!
-  content: String!
-  foreword: String
-  footnote: String
-}
-
 input BookManyInput {
   filter: PaginationFilterInput!
 }
@@ -92,6 +94,7 @@ type Book {
   chaptersTotal: Int!
   ratingTotal: Int!
   reviewsTotal: Int!
+  personalRating: RatingType!
 }
 
 type BookChapter {
@@ -99,10 +102,31 @@ type BookChapter {
   title: String!
   createdAt: String!
   updatedAt: String!
-  foreword: String!
-  footnote: String!
+  foreword: String
+  footnote: String
+  content: JSON!
   sequenceNumber: Int!
   reviewsTotal: Int!
+  previousChapterId: String
+  nextChapterId: String
+  book: Book!
+  personalRating: RatingType!
+}
+
+input BookChapterCreateInput {
+  bookId: ID!
+  title: String!
+  foreword: String
+  footnote: String
+  content: JSON!
+}
+
+input BookChapterUpdateInput {
+  id: ID!
+  title: String!
+  foreword: String
+  footnote: String
+  content: JSON!
 }
 
 input BookChapterManyInput {
@@ -122,6 +146,17 @@ type Review {
   ratingTotal: Int!
 }
 
+input ReviewCreateInput {
+  bookId: ID
+  chapterId: ID
+  text: String!
+}
+
+input ReviewUpdateInput {
+  id: ID!
+  text: String!
+}
+
 input ReviewManyInput {
   bookId: String
   bookChapterId: String
@@ -132,3 +167,15 @@ type ReviewManyOutput {
   items: [Review!]!
   total: Int!
 }
+
+input RatingSetInput {
+  bookId: String
+  bookChapterId: String
+  ratingType: RatingType!
+}
+
+enum RatingType {
+  up
+  down
+  none
+}
diff --git a/app/server/helpers.ts b/app/server/helpers.ts
index e8b0d62..af77fc8 100644
--- a/app/server/helpers.ts
+++ b/app/server/helpers.ts
@@ -1,3 +1,5 @@
+import { RatingType as RatingTypeSchema } from '@generated/types';
+import { Descendant, Text } from 'slate';
 import { IdentityContext } from './identity';
 
 export function ensureIdentity(
@@ -5,3 +7,28 @@ export function ensureIdentity(
 ): asserts identity is NonNullable<IdentityContext['identity']> {
   if (identity == null) throw new Error('Unauthorized.');
 }
+
+export function countWords(descendants: Descendant[]): number {
+  let wordCount = 0;
+
+  function traverse(nodes: Descendant[]) {
+    for (const node of nodes) {
+      if (Text.isText(node)) {
+        const words = node.text.trim().split(/\s+/).filter(Boolean);
+        wordCount += words.length;
+      } else if ('children' in node) {
+        traverse(node.children);
+      }
+    }
+  }
+
+  traverse(descendants);
+  return wordCount;
+}
+
+export function ensureRatingType(value: string): asserts value is RatingTypeSchema {
+  if (value === RatingTypeSchema.Up) return;
+  if (value === RatingTypeSchema.Down) return;
+
+  throw new Error('Invalid rating type');
+}
diff --git a/app/server/main.ts b/app/server/main.ts
index b6f221a..ee5a87f 100644
--- a/app/server/main.ts
+++ b/app/server/main.ts
@@ -6,6 +6,7 @@ import cors from 'cors';
 import 'dotenv/config';
 import express from 'express';
 import fs from 'fs';
+import { GraphQLJSON } from 'graphql-scalars';
 import https from 'https';
 import path from 'path';
 import ViteExpress from 'vite-express';
@@ -26,6 +27,7 @@ const server = https.createServer({ key, cert }, app);
 const typeDefs = fs.readFileSync(path.join(__dirname, 'graphql', 'schema.graphql'), 'utf8');
 
 const resolvers = {
+  JSON: GraphQLJSON,
   Query,
   Mutation
   // Subscription,
diff --git a/app/server/prisma/schema.prisma b/app/server/prisma/schema.prisma
index a2321e6..695cbcd 100644
--- a/app/server/prisma/schema.prisma
+++ b/app/server/prisma/schema.prisma
@@ -19,6 +19,8 @@ model User {
 
   refreshToken String? @unique @db.VarChar(255)
 
+  description String? @db.VarChar(500)
+
   isDarkMode Boolean @default(true)
 
   books Book[]
@@ -46,8 +48,10 @@ model Book {
   author   User   @relation(fields: [authorId], references: [id])
   authorId String
 
-  wordsTotal Int           @default(0)
-  chapters   BookChapter[]
+  wordsTotal    Int @default(0)
+  chaptersTotal Int @default(0)
+
+  chapters BookChapter[]
 
   reviews Review[]
   ratings Rating[]
@@ -59,11 +63,14 @@ model BookChapter {
   createdAt DateTime @default(now())
   updatedAt DateTime @updatedAt
 
-  sequenceNumber Int @default(1)
+  sequenceNumber Int
 
-  title    String @db.VarChar(255)
-  foreword String @db.MediumText
-  footnote String @db.MediumText
+  title String @db.VarChar(255)
+
+  foreword String? @db.MediumText
+  footnote String? @db.MediumText
+
+  content Json @db.Json
 
   wordsTotal Int @default(0)
 
@@ -72,6 +79,8 @@ model BookChapter {
 
   reviews Review[]
   ratings Rating[]
+
+  @@unique([bookId, sequenceNumber])
 }
 
 model Review {
@@ -113,4 +122,7 @@ model Rating {
 
   book   Book?   @relation(fields: [bookId], references: [id])
   bookId String?
+
+  @@unique([userId, bookId])
+  @@unique([userId, bookChapterId])
 }
diff --git a/app/server/service/book.ts b/app/server/service/book.ts
new file mode 100644
index 0000000..a25463a
--- /dev/null
+++ b/app/server/service/book.ts
@@ -0,0 +1,26 @@
+import { prisma } from '@app/server/prisma/client';
+
+export async function updateBookStats(id: string) {
+  const bookWordsTotal = await prisma.bookChapter.aggregate({
+    where: {
+      bookId: id
+    },
+    _sum: {
+      wordsTotal: true
+    }
+  });
+
+  const chaptersTotal = await prisma.bookChapter.count({
+    where: {
+      bookId: id
+    }
+  });
+
+  return prisma.book.update({
+    where: { id },
+    data: {
+      wordsTotal: bookWordsTotal._sum.wordsTotal != null ? bookWordsTotal._sum.wordsTotal : 0,
+      chaptersTotal
+    }
+  });
+}
diff --git a/package-lock.json b/package-lock.json
index d3f3624..d94cc41 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -32,6 +32,7 @@
         "dotenv": "^16.4.7",
         "express": "^4.21.2",
         "graphql": "^16.9.0",
+        "graphql-scalars": "^1.24.2",
         "is-hotkey": "^0.2.0",
         "jsonwebtoken": "^9.0.2",
         "next-themes": "^0.4.4",
@@ -10901,6 +10902,21 @@
         "graphql": "14 - 16"
       }
     },
+    "node_modules/graphql-scalars": {
+      "version": "1.24.2",
+      "resolved": "https://registry.npmjs.org/graphql-scalars/-/graphql-scalars-1.24.2.tgz",
+      "integrity": "sha512-FoZ11yxIauEnH0E5rCUkhDXHVn/A6BBfovJdimRZCQlFCl+h7aVvarKmI15zG4VtQunmCDdqdtNs6ixThy3uAg==",
+      "license": "MIT",
+      "dependencies": {
+        "tslib": "^2.5.0"
+      },
+      "engines": {
+        "node": ">=10"
+      },
+      "peerDependencies": {
+        "graphql": "^0.8.0 || ^0.9.0 || ^0.10.0 || ^0.11.0 || ^0.12.0 || ^0.13.0 || ^14.0.0 || ^15.0.0 || ^16.0.0"
+      }
+    },
     "node_modules/graphql-tag": {
       "version": "2.12.6",
       "resolved": "https://registry.npmjs.org/graphql-tag/-/graphql-tag-2.12.6.tgz",
diff --git a/package.json b/package.json
index 0f9ca46..9a7ec3e 100644
--- a/package.json
+++ b/package.json
@@ -20,11 +20,6 @@
     "@chakra-ui/toast": "^7.0.2",
     "@coolbytes/editorjs-link": "^1.0.0",
     "@deftomat/opinionated": "^1.1.3",
-    "@editorjs/editorjs": "^2.30.8",
-    "@editorjs/header": "^2.8.8",
-    "@editorjs/link": "^2.6.2",
-    "@editorjs/list": "^2.0.8",
-    "@editorjs/quote": "^2.7.6",
     "@emotion/react": "^11.13.5",
     "@hookform/resolvers": "^3.9.1",
     "@prisma/client": "^6.4.1",
@@ -38,6 +33,7 @@
     "dotenv": "^16.4.7",
     "express": "^4.21.2",
     "graphql": "^16.9.0",
+    "graphql-scalars": "^1.24.2",
     "is-hotkey": "^0.2.0",
     "jsonwebtoken": "^9.0.2",
     "next-themes": "^0.4.4",