php-task-management/tasks.php at main · isadma/php-task-management · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
<?php

// Initialize the session
session_start();
include "includes/checkLoggedIn.php";

//get task by ID
function getTask($id){
    include "includes/config.php";
    if ($id){
        $task = mysqli_fetch_assoc(mysqli_query($dbConnection, "SELECT * FROM tasks where id=$id"));
    }
    else{
        $task = mysqli_fetch_assoc(mysqli_query($dbConnection, "SELECT * FROM tasks order by updated_at desc limit 1"));
    }
    return [
        "id" => $task['id'],
        "title" => urldecode($task['title']),
        "body" => urldecode($task['body']),
        "createdAt" => date('d-m-Y H:i', strtotime($task['created_at'])),
        "updatedAt" => date('d-m-Y H:i', strtotime($task['updated_at'])),
    ];
}

//if the request is post method
if($_SERVER["REQUEST_METHOD"] == "POST"){

    //if the action is create task
    if ($_POST['type'] == 'addTask'){

        //validation
        // Check if id is empty
        if(empty(trim($_POST["id"]))){
            echo json_encode([
                "status" => false,
                "message" => "Oops, something went wrong."
            ]);
            exit;
        } else{
            $id = $_POST["id"];
        }
        // Check if title is empty
        if(empty(trim($_POST["title"]))){
            echo json_encode([
                "status" => false,
                "message" => "Please enter title."
            ]);
            exit;
        } else{
            $title = $_POST["title"];
        }

        // Check if title is content
        if(empty(trim($_POST["content"]))){
            echo json_encode([
                "status" => false,
                "message" => "Please enter content."
            ]);
            exit;
        } else{
            $content = trim($_POST["content"]);
        }

        //inserting data
        $queryCreateNewTask = "INSERT INTO tasks (user_id, title, body) VALUES ($id, '$title', '$content')";

        if ($dbConnection->query($queryCreateNewTask)) {
            echo json_encode([
                "status" => false,
                "message" => "New task is successfully created.",
                "task" => getTask($dbConnection->insert_id)
            ]);
        } else {
            echo json_encode([
                "status" => false,
                "message" => "Error on creating task: " . $dbConnection->error
            ]);
        }
        exit;
    }
    //if the action delete task
    elseif ($_POST['type'] == 'deleteTask'){
        //validation
        // Check if id is empty
        if(empty(trim($_POST["id"]))){
            echo json_encode([
                "status" => false,
                "message" => "Oops, something went wrong."
            ]);
            exit;
        } else{
            $id = trim($_POST["id"]);
        }

        //deleting task
        $queryDeleteTask = "DELETE from tasks where id = $id";

        if ($dbConnection->query($queryDeleteTask)) {
            echo json_encode([
                "status" => false,
                "message" => "Task is successfully deleted."
            ]);
        } else {
            echo json_encode([
                "status" => false,
                "message" => "Error on deleting task: " . $dbConnection->error
            ]);
        }
        exit;
    }

    //if action is update task
    elseif($_POST['type'] == 'updateTask'){

        //validation
        // Check if id is empty
        if(empty(trim($_POST["id"]))){
            echo json_encode([
                "status" => false,
                "message" => "Oops, something went wrong."
            ]);
            exit;
        } else{
            $id = trim($_POST["id"]);
        }
        // Check if title is empty
        if(empty(trim($_POST["title"]))){
            echo json_encode([
                "status" => false,
                "message" => "Please enter title."
            ]);
            exit;
        } else{
            $title = trim($_POST["title"]);
        }

        // Check if title is content
        if(empty(trim($_POST["content"]))){
            echo json_encode([
                "status" => false,
                "message" => "Please enter content."
            ]);
            exit;
        } else{
            $content = trim($_POST["content"]);
        }

        //starting to update taks
        $now = date('Y-m-d H:i:s');
        $queryUpdateTask = "UPDATE tasks SET title='$title', body='$content', updated_at='$now' WHERE id = $id";
        if ($dbConnection->query($queryUpdateTask)) {
            echo json_encode([
                "status" => true,
                "message" => "Task is successfully updated.",
                "task" => getTask($id)
            ]);
        } else {
            echo json_encode([
                "status" => true,
                "message" => "Error on updating task: " . $dbConnection->error
            ]);
        }
        exit;
    }
    header("location: index.php");
}
else{
    header("location: index.php");
    exit;
}