init

worklenz-backend/src/controllers/task-dependencies-controller.ts

@@ -0,0 +1,52 @@
+import { IWorkLenzRequest } from "../interfaces/worklenz-request";
+import { IWorkLenzResponse } from "../interfaces/worklenz-response";
+
+import db from "../config/db";
+import { ServerResponse } from "../models/server-response";
+import WorklenzControllerBase from "./worklenz-controller-base";
+import HandleExceptions from "../decorators/handle-exceptions";
+
+export default class TaskdependenciesController extends WorklenzControllerBase {
+  @HandleExceptions({
+    raisedExceptions: {
+      "DEPENDENCY_EXISTS": `Task dependency already exists.`
+    }
+  })
+  public static async saveTaskDependency(req: IWorkLenzRequest, res: IWorkLenzResponse): Promise<IWorkLenzResponse> {
+    const {task_id, related_task_id, dependency_type } = req.body;
+    const q = `SELECT insert_task_dependency($1, $2, $3);`;
+    const result = await db.query(q, [task_id, related_task_id, dependency_type]);
+    return res.status(200).send(new ServerResponse(true, result.rows));
+  }
+
+  @HandleExceptions()
+  public static async getTaskDependencies(req: IWorkLenzRequest, res: IWorkLenzResponse): Promise<IWorkLenzResponse> {
+    const { id } = req.params;
+
+    const q = `SELECT 
+                    td.id,
+                    t2.name AS task_name,
+                    td.dependency_type,
+                    CONCAT(p.key, '-', t2.task_no) AS task_key
+                FROM 
+                    task_dependencies td
+                LEFT JOIN 
+                    tasks t ON td.task_id = t.id
+                LEFT JOIN 
+                    tasks t2 ON td.related_task_id = t2.id
+                LEFT JOIN 
+                    projects p ON t.project_id = p.id
+                WHERE 
+                    td.task_id = $1;`;
+    const result = await db.query(q, [id]);
+
+    return res.status(200).send(new ServerResponse(true, result.rows));
+  }
+
+  public static async deleteById(req: IWorkLenzRequest, res: IWorkLenzResponse): Promise<IWorkLenzResponse> {
+    const {id} = req.params;
+    const q = `DELETE FROM task_dependencies WHERE id = $1;`;
+    const result = await db.query(q, [id]);
+    return res.status(200).send(new ServerResponse(true, result.rows));
+  }
+}