PATCH DELETE commit

todolist/src/main/java/com/scaler/todolist/controllers/TasksController.java

@@ -1,6 +1,7 @@
 package com.scaler.todolist.controllers;
 
 import com.scaler.todolist.models.Task;
+import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
 
@@ -38,6 +39,44 @@ ResponseEntity<Task> addNewTask(@RequestBody Task task) {
      *          delete task no 5 (response with correct HTTP code)
      *          if task 5 does not exist, send 404
      */
+    /*
+     *Assignment
+     1. GET -> /tasks/3
+     get task no 3
+     2.Patch -> task/3
+     update due date or done status for task no 3
+     send 404 error to client if task no 3 does not exist
+     3. Delete -> tasks/5
+     delete task no 5 (response code with correct http code)
+     if task 5 does not exist
+     */
+    @GetMapping("/{id}")
+    ResponseEntity<Task> getTaskNumber(@PathVariable("id") int id){
+        if(taskList.size() == 0 || id > taskList.size() ){//Add a length check
+            return  ResponseEntity.status(HttpStatus.NOT_FOUND).build();
+        }
+        return ResponseEntity.ok(taskList.get(id));
+    }
+
+    @PatchMapping("/{id}")
+    ResponseEntity<Task> updateTask(@PathVariable("id") int id, @RequestBody Task task){
+        if(taskList.size() == 0 || id > taskList.size() ){
+            return new ResponseEntity<>(HttpStatus.NOT_FOUND);
+        }
+        Task taskToUpdate = taskList.get(id);
+        taskToUpdate.setDone(true);
+        return ResponseEntity.status(200).body(taskToUpdate);
+    }
+
+    @DeleteMapping("/{id}")
+    ResponseEntity deleteTask(@PathVariable("id") int id, @RequestBody Task task){
+        if(taskList.size() == 0 || id > taskList.size() ){
+            return new ResponseEntity("Task to delete not found",HttpStatus.NOT_FOUND);
+        }
+        Task taskToDelete = taskList.get(id);
+        taskList.remove(id);
+        return new ResponseEntity("Task deleted successful", HttpStatus.OK);
+    }
 
 
 }