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

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.');
+}