added chapter view, fixes, added ratings, added chapter updates/deletions

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 });
+}

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 });
+}

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
   };
 }

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 });
 }

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 });
+}

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 });
 }

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 })
   };
 }

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 });
 }

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;
     })
   };
 }

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;
     })
   };
 }

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.');
+}