refactor: media character module

prisma/dbml/schema.dbml

@@ -454,13 +454,16 @@ Table media_external_links {
 }
 
 Table media_characters {
-  id String [pk]
   media medias [not null]
   character characters [not null]
   voice_actors voice_actors [not null]
   role character_role [not null]
   media_id String [not null]
   character_id String [not null]
+
+  indexes {
+    (character_id, media_id) [pk]
+  }
 }
 
 Table characters {
@@ -480,11 +483,16 @@ Table characters {
 
 Table voice_actors {
   id String [pk]
-  media_character_id String [not null]
   language String [not null]
   actor_staff staff [not null]
   staff_id String [not null]
+  media_id String [not null]
+  character_id String [not null]
   media_character media_characters [not null]
+
+  indexes {
+    (media_id, character_id, staff_id, language) [unique]
+  }
 }
 
 Table staff {
@@ -865,7 +873,7 @@ Ref: media_characters.character_id > characters.id
 
 Ref: voice_actors.staff_id > staff.id
 
-Ref: voice_actors.media_character_id > media_characters.id
+Ref: voice_actors.(media_id, character_id) > media_characters.(media_id, character_id)
 
 Ref: episodes.created_by_id > users.id
 

src/modules/internal/repositories/bulkInsertMediaCharacter.repository.ts

@@ -1,10 +1,123 @@
 import {AppError} from "../../../helpers/error/instances/app";
 import {MediaChar} from "../types/mediaCharacters";
+import {prisma} from "../../../utils/databases/prisma/connection";
+import {character_role} from "@prisma/client";
 
-export const bulkInsertMediaCharacterRepository = async (animeMalId: number, characters: MediaChar[]) => {
+export const bulkInsertMediaCharacterRepository = async (
+    mediaId: string,
+    characters: MediaChar[]
+) => {
     try {
-        return characters[0].character.name;
+        const chars = characters.map(c => ({
+            mal_id: c.character.mal_id,
+            name: c.character.name,
+            image: c.character.images.webp.image_url,
+            small_image: c.character.images.webp.small_image_url,
+            fanpage_url: c.character.url
+        }));
+
+        const staffs = characters.flatMap(c =>
+            c.voice_actors.map(v => ({
+                mal_id: v.person.mal_id,
+                name: v.person.name,
+                image: v.person.images.jpg.image_url
+            }))
+        );
+
+        await prisma.$transaction(async (tx) => {
+
+            // Insert Character
+            await tx.character.createMany({
+                data: chars,
+                skipDuplicates: true
+            });
+
+            // Insert Staff
+            await tx.staff.createMany({
+                data: staffs,
+                skipDuplicates: true
+            });
+
+            // Get inserted characters
+            const insertedChar = await tx.character.findMany({
+                where: {
+                    mal_id: {
+                        in: chars.map(c => c.mal_id)
+                    }
+                },
+                select: {
+                    id: true,
+                    mal_id: true
+                }
+            });
+
+            // Get inserted staffs
+            const insertedStaff = await tx.staff.findMany({
+                where: {
+                    mal_id: {
+                        in: staffs.map(s => s.mal_id)
+                    }
+                },
+                select: {
+                    id: true,
+                    mal_id: true
+                }
+            });
+
+            // Build lookup map
+            const characterMap = new Map(
+                insertedChar.map(c => [c.mal_id!, c.id])
+            );
+            const staffMap = new Map(
+                insertedStaff.map(s => [s.mal_id!, s.id])
+            );
+
+            // Connect media with characters
+            const mediaCharacters = characters.map(c => {
+                const characterId = characterMap.get(c.character.mal_id);
+                if (!characterId)
+                    throw new AppError(500, `Character ${c.character.mal_id} not found`);
+
+                return {
+                    media_id: mediaId,
+                    character_id: characterId,
+                    role: c.role.toLowerCase() as character_role
+                };
+            });
+            await tx.mediaCharacter.createMany({
+                data: mediaCharacters,
+                skipDuplicates: true
+            });
+
+            // Insert all voice actor of characters
+            const voiceActors = characters.flatMap(c => {
+                const characterId = characterMap.get(c.character.mal_id);
+                if (!characterId)
+                    throw new AppError(500, `Character ${c.character.mal_id} not found`);
+
+                return c.voice_actors.map(v => {
+                    const staffId = staffMap.get(v.person.mal_id);
+                    if (!staffId) throw new AppError(500, `Staff ${v.person.mal_id} not found`);
+
+                    return {
+                        media_id: mediaId,
+                        character_id: characterId,
+                        staff_id: staffId,
+                        language: v.language
+                    };
+                });
+            });
+            await tx.voiceActor.createMany({
+                data: voiceActors,
+                skipDuplicates: true
+            });
+        });
+
     } catch (error) {
-        throw new AppError(500, "Failed to bulk insert media characters", error);
-    }
+        throw new AppError(
+            500,
+            "Failed to bulk insert media characters",
+            error
+        );
     }
+};

src/modules/internal/services/http/bulkInsertAnime.service.ts

@@ -17,7 +17,7 @@ export const bulkInsertAnimeService = async (malId: number) => {
 
         // await bulkInsertMediaCharacterRepository(insertedMedia.mal_id)
         const mediaChar = await fetch(baseURL + getMediaCharacters).then((res) => res.json()) as MediaCharacters;
-        await bulkInsertMediaCharacterRepository(insertedMedia.mal_id, mediaChar.data);
+        return await bulkInsertMediaCharacterRepository(insertedMedia.id, mediaChar.data);
 
         return insertedMedia.id;
     } catch (error) {

src/modules/internal/types/mediaCharacters.ts

@@ -1,13 +1,12 @@
+import {character_role} from "@prisma/client";
+
 interface StaffVA {
     mal_id: number;
     url: string;
+    name: string;
     images: {
         jpg: {
             image_url: string;
-        },
-        webp: {
-            image_url: string;
-            small_image_url: string;
         }
     }
 }
@@ -32,15 +31,9 @@ interface Character {
     }
 }
 
-enum Role {
-    Main = "Main",
-    Supporting = "Supporting",
-    Background = "Background",
-}
-
 export interface MediaChar {
     character: Character;
-    role: Role;
+    role: character_role;
     favorites: number;
     voice_actors: voiceActor[];
 }