Hotfix admin deletion qf project middle table

migration/1779182511001-AddIdToProjectQfRound.ts

@@ -4,29 +4,145 @@
   name = 'AddIdToProjectQfRound1779182511001';
 
   public async up(queryRunner: QueryRunner): Promise<void> {
-    // Add the new id column as auto-incrementing column (not primary key)
+    // First, check if the table exists and get the current primary key constraint name
+    const tableExists = await queryRunner.hasTable(
+      'project_qf_rounds_qf_round',
+    );
+    if (!tableExists) {
+      throw new Error('Table project_qf_rounds_qf_round does not exist');
+    }
+
+    // Get the current primary key constraint name
+    const primaryKeyQuery = await queryRunner.query(`
+      SELECT constraint_name 
+      FROM information_schema.table_constraints 
+      WHERE table_name = 'project_qf_rounds_qf_round' 
+      AND constraint_type = 'PRIMARY KEY'
+    `);
+
+    const primaryKeyName = primaryKeyQuery[0]?.constraint_name;
+
+    // Drop the existing composite primary key if it exists
+    if (primaryKeyName) {
+      try {
+        await queryRunner.query(`
+          ALTER TABLE "project_qf_rounds_qf_round" 
+          DROP CONSTRAINT "${primaryKeyName}"
+        `);
+      } catch (error) {
+        console.log(
+          `Failed to drop constraint ${primaryKeyName}, trying alternative approach...`,
+        );
+        // Try with IF EXISTS as fallback
+        await queryRunner.query(`
+          ALTER TABLE "project_qf_rounds_qf_round" 
+          DROP CONSTRAINT IF EXISTS "${primaryKeyName}"
+        `);
+      }
+    } else {
+      // Fallback: try to drop with constraint detection
+      const constraintQuery = await queryRunner.query(`
+        SELECT conname 
+        FROM pg_constraint 
+        WHERE conrelid = (
+          SELECT oid 
+          FROM pg_class 
+          WHERE relname = 'project_qf_rounds_qf_round'
+        ) AND contype = 'p'
+      `);
+
+      if (constraintQuery[0]?.conname) {
+        await queryRunner.query(`
+          ALTER TABLE "project_qf_rounds_qf_round" 
+          DROP CONSTRAINT "${constraintQuery[0].conname}"
+        `);
+      }
+    }
+
+    // Add the new id column as auto-incrementing primary key
     await queryRunner.query(`
       ALTER TABLE "project_qf_rounds_qf_round" 
-      ADD COLUMN "id" SERIAL
+      ADD COLUMN "id" SERIAL PRIMARY KEY
     `);
 
-    // Add index on the id column for performance
+    // Add unique constraint on the composite key to maintain uniqueness
     await queryRunner.query(`
-      CREATE INDEX "IDX_project_qf_rounds_id" 
-      ON "project_qf_rounds_qf_round" ("id")
+      ALTER TABLE IF EXISTS "project_qf_rounds_qf_round" 
+      ADD CONSTRAINT "UQ_project_qf_rounds_composite" 
+      UNIQUE ("projectId", "qfRoundId")
+    `);
+
+    // Add indexes on projectId and qfRoundId for performance
+    await queryRunner.query(`
+      CREATE INDEX "IDX_project_qf_rounds_projectId" 
+      ON "project_qf_rounds_qf_round" ("projectId")
+    `);
+
+    await queryRunner.query(`
+      CREATE INDEX "IDX_project_qf_rounds_qfRoundId" 
+      ON "project_qf_rounds_qf_round" ("qfRoundId")
     `);
   }
 
   public async down(queryRunner: QueryRunner): Promise<void> {
-    // Drop the index first
+    // Drop the indexes first
+    await queryRunner.query(`
+      DROP INDEX IF EXISTS "IDX_project_qf_rounds_projectId"
+    `);
+
     await queryRunner.query(`
-      DROP INDEX IF EXISTS "IDX_project_qf_rounds_id"
+      DROP INDEX IF EXISTS "IDX_project_qf_rounds_qfRoundId"
+    `);
+
+    // Drop the unique constraint
+    await queryRunner.query(`
+      ALTER TABLE IF EXISTS "project_qf_rounds_qf_round" 
+      DROP CONSTRAINT IF EXISTS "UQ_project_qf_rounds_composite"
+    `);
+
+    // Get the current primary key constraint name for the id column
+    const primaryKeyQuery = await queryRunner.query(`
+      SELECT constraint_name 
+      FROM information_schema.table_constraints 
+      WHERE table_name = 'project_qf_rounds_qf_round' 
+      AND constraint_type = 'PRIMARY KEY'
     `);
 
+    const primaryKeyName = primaryKeyQuery[0]?.constraint_name;
+
+    if (primaryKeyName) {
+      try {
+        // Drop the id primary key constraint
+        await queryRunner.query(`
+          ALTER TABLE "project_qf_rounds_qf_round" 
+          DROP CONSTRAINT "${primaryKeyName}"
+        `);
+      } catch (error) {
+        // Fallback with IF EXISTS
+        await queryRunner.query(`
+          ALTER TABLE "project_qf_rounds_qf_round" 
+          DROP CONSTRAINT IF EXISTS "${primaryKeyName}"
+        `);
+      }
+    } else {
+      // Fallback: drop all possible primary key constraints
+      await queryRunner.query(`
+        ALTER TABLE "project_qf_rounds_qf_round" 
+        DROP CONSTRAINT IF EXISTS "UQ_project_qf_rounds_qf_round"
+      `);
+    }
+
     // Drop the id column
     await queryRunner.query(`
-      ALTER TABLE "project_qf_rounds_qf_round" 
+      ALTER TABLE IF EXISTS "project_qf_rounds_qf_round" 
       DROP COLUMN IF EXISTS "id"
     `);
+
+    // Restore the composite primary key
+    await queryRunner.query(`
+      ALTER TABLE IF EXISTS "project_qf_rounds_qf_round" 
+      ADD CONSTRAINT "PK_project_qf_rounds_qf_round" 
+      PRIMARY KEY ("projectId", "qfRoundId")
+    `);
   }
 }

src/entities/projectQfRound.ts

@@ -1,31 +1,34 @@
 import { Field, ID, ObjectType, Float, Int } from 'type-graphql';
 import {
-  PrimaryColumn,
+  PrimaryGeneratedColumn,
   Column,
   Entity,
   ManyToOne,
   BaseEntity,
   CreateDateColumn,
   UpdateDateColumn,
   Index,
+  Unique,
 } from 'typeorm';
 import { Project } from './project';
 import { QfRound } from './qfRound';
 
 @Entity('project_qf_rounds_qf_round')
 @ObjectType()
+@Unique(['projectId', 'qfRoundId']) // Ensure uniqueness of the composite key
 export class ProjectQfRound extends BaseEntity {
   @Field(_type => ID)
-  @Column({ generated: 'increment' })
-  @Index()
+  @PrimaryGeneratedColumn() // Make this the primary key
   id: number;
 
   @Field(_type => ID)
-  @PrimaryColumn()
+  @Column()
+  @Index()
   projectId: number;
 
   @Field(_type => ID)
-  @PrimaryColumn()
+  @Column()
+  @Index()
   qfRoundId: number;
 
   @ManyToOne(_type => Project, project => project.projectQfRoundRelations)