feat: add logging functionality with LoggerService; implement log entity and controller; enhance query processing with logging support

src/databaseManager/database/database.manager.controller.ts

@@ -39,6 +39,19 @@ export class DatabaseManagerController {
     );
   }
 
+  @Get("tables/:databaseId")
+  getTables(@Param("databaseId") databaseId: string) {
+    return this.databaseManagerService.getTableList(databaseId);
+  }
+
+  @Get("columns/:databaseId/:tableName")
+  getColumns(
+    @Param("databaseId") databaseId: string,
+    @Param("tableName") tableName: string
+  ) {
+    return this.databaseManagerService.getTableColumns(databaseId, tableName);
+  }
+
   @Get("migration/up/:databaseId")
   migrateUp(@Param("databaseId") databaseId: string) {
     return this.migrationService.up(databaseId);

src/databaseManager/database/database.manager.service.ts

@@ -1,4 +1,4 @@
-import { Inject, Injectable } from "@nestjs/common";
+import { forwardRef, Inject, Injectable } from "@nestjs/common";
 import { InjectRepository } from "@nestjs/typeorm";
 import { Database } from "../entities/database.entity";
 import { Repository } from "typeorm";
@@ -13,6 +13,7 @@ export class DatabaseManagerService extends DatabaseEncryptionService {
   constructor(
     @InjectRepository(Database)
     private databaseRepository: Repository<Database>,
+    @Inject(forwardRef(() => ProjectService))
     private readonly projectService: ProjectService,
     private readonly databaseNodeService: DatabaseNodeService,
     @Inject(RedisClient)
@@ -146,4 +147,24 @@ export class DatabaseManagerService extends DatabaseEncryptionService {
 
     return await this.databaseRepository.save(database);
   }
+
+  async getTableList(databaseId: string): Promise<string[]> {
+    const results = await this.runQuery(
+      databaseId,
+      "SHOW TABLES;",
+      true /* use query user */
+    );
+
+    return results.map((row) => Object.values(row)[0]);
+  }
+
+  async getTableColumns(databaseId: string, tableName: string): Promise<any[]> {
+    const results = await this.runQuery(
+      databaseId,
+      `SHOW COLUMNS FROM \`${tableName}\`;`,
+      true /* use query user */
+    );
+
+    return results;
+  }
 }