feat: WIP prepare db migration

Author: Benny Burkert

backend/package-lock.json

@@ -1,6 +1,6 @@
 import { ApiProperty } from '@nestjs/swagger';
 import { IsArray, IsDefined, IsEnum, IsOptional, IsString } from 'class-validator';
-import { VisibilityType } from 'src/domain/prompt/interfaces';
+import { VisibilityType } from 'src/domain/prompt';
 
 export class CreatePromptCategoryDto {
   @ApiProperty({

backend/src/controllers/prompts/dtos/index.ts

@@ -11,3 +11,5 @@ export * from './setting';
 export * from './usage';
 export * from './user';
 export * from './user-group';
+export * from './prompt';
+export * from './prompt-category';

backend/src/domain/database/entities/index.ts

@@ -1,13 +1,10 @@
-import { Column, Entity, PrimaryGeneratedColumn } from 'typeorm';
+import { Column, Entity, PrimaryColumn } from 'typeorm';
+import { VisibilityType } from '../../prompt';
 import { schema } from '../typeorm.helper';
-import { VisibilityType } from 'src/domain/prompt/interfaces';
 
 @Entity({ name: 'prompt-categories', schema })
 export class PromptCategoryEntity {
-  @PrimaryGeneratedColumn()
-  id!: string;
-
-  @Column({ nullable: true })
+  @PrimaryColumn()
   label!: string;
 
   @Column()

backend/src/domain/database/entities/prompt-category.ts

@@ -1,6 +1,6 @@
-import { Column, Entity, OneToMany, PrimaryGeneratedColumn } from 'typeorm';
+import { Column, Entity, JoinTable, ManyToMany, PrimaryGeneratedColumn } from 'typeorm';
+import { VisibilityType } from '../../prompt';
 import { schema } from '../typeorm.helper';
-import { VisibilityType } from 'src/domain/prompt/interfaces';
 import { PromptCategoryEntity } from './prompt-category';
 
 @Entity({ name: 'prompts', schema })
@@ -17,8 +17,9 @@ export class PromptEntity {
   @Column({ nullable: false })
   content!: string;
 
-  @OneToMany(() => PromptEntity, (prompt) => prompt.categories)
-  categories?: [string];
+  @ManyToMany(() => PromptCategoryEntity)
+  @JoinTable()
+  categories?: PromptCategoryEntity[];
 
   @Column()
   visibility!: VisibilityType;

backend/src/domain/database/entities/prompt.ts

@@ -0,0 +1 @@
+export * from './interfaces';

backend/src/domain/prompt/index.ts

@@ -0,0 +1,43 @@
+import { MigrationInterface, QueryRunner } from 'typeorm';
+
+export class AddPrompts1757081968480 implements MigrationInterface {
+  name = 'AddPrompts1757081968480';
+
+  public async up(queryRunner: QueryRunner): Promise<void> {
+    await queryRunner.query(
+      `CREATE TABLE "company_chat"."prompt-categories" ("label" character varying NOT NULL, "description" character varying NOT NULL, "creationDate" TIMESTAMP NOT NULL, "visibility" character varying NOT NULL, CONSTRAINT "PK_fcceccb98fc892cc5b3e40c1097" PRIMARY KEY ("label"))`,
+    );
+    await queryRunner.query(
+      `CREATE TABLE "company_chat"."prompts" ("id" SERIAL NOT NULL, "title" character varying, "description" character varying, "content" character varying NOT NULL, "visibility" character varying NOT NULL, "raiting" integer, CONSTRAINT "PK_21f33798862975179e40b216a1d" PRIMARY KEY ("id"))`,
+    );
+    await queryRunner.query(
+      `CREATE TABLE "company_chat"."prompts_categories_prompt-categories" ("promptsId" integer NOT NULL, "promptCategoriesLabel" character varying NOT NULL, CONSTRAINT "PK_645256b9fc1fe950d6f6e7c3003" PRIMARY KEY ("promptsId", "promptCategoriesLabel"))`,
+    );
+    await queryRunner.query(
+      `CREATE INDEX "IDX_b38fb3b439a6eea0016e1d5906" ON "company_chat"."prompts_categories_prompt-categories" ("promptsId") `,
+    );
+    await queryRunner.query(
+      `CREATE INDEX "IDX_6515aea8d350337de0804256c9" ON "company_chat"."prompts_categories_prompt-categories" ("promptCategoriesLabel") `,
+    );
+    await queryRunner.query(
+      `ALTER TABLE "company_chat"."prompts_categories_prompt-categories" ADD CONSTRAINT "FK_b38fb3b439a6eea0016e1d5906a" FOREIGN KEY ("promptsId") REFERENCES "company_chat"."prompts"("id") ON DELETE CASCADE ON UPDATE CASCADE`,
+    );
+    await queryRunner.query(
+      `ALTER TABLE "company_chat"."prompts_categories_prompt-categories" ADD CONSTRAINT "FK_6515aea8d350337de0804256c98" FOREIGN KEY ("promptCategoriesLabel") REFERENCES "company_chat"."prompt-categories"("label") ON DELETE CASCADE ON UPDATE CASCADE`,
+    );
+  }
+
+  public async down(queryRunner: QueryRunner): Promise<void> {
+    await queryRunner.query(
+      `ALTER TABLE "company_chat"."prompts_categories_prompt-categories" DROP CONSTRAINT "FK_6515aea8d350337de0804256c98"`,
+    );
+    await queryRunner.query(
+      `ALTER TABLE "company_chat"."prompts_categories_prompt-categories" DROP CONSTRAINT "FK_b38fb3b439a6eea0016e1d5906a"`,
+    );
+    await queryRunner.query(`DROP INDEX "company_chat"."IDX_6515aea8d350337de0804256c9"`);
+    await queryRunner.query(`DROP INDEX "company_chat"."IDX_b38fb3b439a6eea0016e1d5906"`);
+    await queryRunner.query(`DROP TABLE "company_chat"."prompts_categories_prompt-categories"`);
+    await queryRunner.query(`DROP TABLE "company_chat"."prompts"`);
+    await queryRunner.query(`DROP TABLE "company_chat"."prompt-categories"`);
+  }
+}