Hugging Face's logo

Spaces:
Docfile
/
Forum
Running

App Files Community
Forum
File size: 7,272 Bytes 
91073d4
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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
 
document.addEventListener('DOMContentLoaded', function() {
    // Initialize editor toolbar functionality
    initializeEditor();
});

/**
 * Initialize the editor toolbar and functionality
 */
function initializeEditor() {
    const editorContainer = document.querySelector('.editor-container');
    
    if (!editorContainer) return;
    
    const textarea = editorContainer.querySelector('textarea');
    const toolbar = editorContainer.querySelector('.editor-toolbar');
    
    if (!textarea || !toolbar) return;
    
    // Set up toolbar buttons
    setupToolbarButtons(toolbar, textarea);
    
    // Add input handler for tab key
    textarea.addEventListener('keydown', function(e) {
        // Handle tab key for indentation
        if (e.key === 'Tab') {
            e.preventDefault();
            
            const start = this.selectionStart;
            const end = this.selectionEnd;
            
            // Set textarea value to: text before + tab + text after
            this.value = this.value.substring(0, start) + "    " + this.value.substring(end);
            
            // Set cursor position after the inserted tab
            this.selectionStart = this.selectionEnd = start + 4;
        }
    });
}

/**
 * Set up the toolbar buttons for the editor
 * @param {HTMLElement} toolbar - The toolbar element
 * @param {HTMLTextAreaElement} textarea - The textarea element
 */
function setupToolbarButtons(toolbar, textarea) {
    // Define toolbar buttons and their actions
    const buttons = [
        {
            name: 'bold',
            icon: '<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M6 4h8a4 4 0 0 1 4 4 4 4 0 0 1-4 4H6z"></path><path d="M6 12h9a4 4 0 0 1 4 4 4 4 0 0 1-4 4H6z"></path></svg>',
            action: (text) => wrapText(textarea, '[b]', '[/b]')
        },
        {
            name: 'italic',
            icon: '<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><line x1="19" y1="4" x2="10" y2="4"></line><line x1="14" y1="20" x2="5" y2="20"></line><line x1="15" y1="4" x2="9" y2="20"></line></svg>',
            action: (text) => wrapText(textarea, '[i]', '[/i]')
        },
        {
            name: 'underline',
            icon: '<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M6 3v7a6 6 0 0 0 6 6 6 6 0 0 0 6-6V3"></path><line x1="4" y1="21" x2="20" y2="21"></line></svg>',
            action: (text) => wrapText(textarea, '[u]', '[/u]')
        },
        {
            name: 'link',
            icon: '<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M10 13a5 5 0 0 0 7.54.54l3-3a5 5 0 0 0-7.07-7.07l-1.72 1.71"></path><path d="M14 11a5 5 0 0 0-7.54-.54l-3 3a5 5 0 0 0 7.07 7.07l1.71-1.71"></path></svg>',
            action: (text) => insertLink(textarea)
        },
        {
            name: 'image',
            icon: '<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="3" y="3" width="18" height="18" rx="2" ry="2"></rect><circle cx="8.5" cy="8.5" r="1.5"></circle><polyline points="21 15 16 10 5 21"></polyline></svg>',
            action: (text) => insertImage(textarea)
        },
        {
            name: 'code',
            icon: '<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="16 18 22 12 16 6"></polyline><polyline points="8 6 2 12 8 18"></polyline></svg>',
            action: (text) => wrapText(textarea, '[code]', '[/code]')
        },
        {
            name: 'quote',
            icon: '<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M3 21c3.87-7.05 5.02-13.54 5.02-13.54 0-3.31 2.67-5.99 5.98-6 3.31 0 6 2.68 6 5.99 0 3.31-2.69 6.01-6 6.01h-2c.73 2 2.97 3.02 5.02 3.02-1.59 1.38-3.09 2.51-5.02 3.53C9.08 21.42 6.24 21.43 3 21z"></path></svg>',
            action: (text) => wrapText(textarea, '[quote]', '[/quote]')
        }
    ];
    
    // Create buttons
    buttons.forEach(button => {
        const btn = document.createElement('button');
        btn.type = 'button';
        btn.setAttribute('aria-label', button.name);
        btn.innerHTML = button.icon;
        btn.classList.add('editor-button');
        
        btn.addEventListener('click', () => {
            button.action();
            textarea.focus(); // Return focus to textarea
        });
        
        toolbar.appendChild(btn);
    });
}

/**
 * Wrap selected text with BBCode tags
 * @param {HTMLTextAreaElement} textarea - The textarea element
 * @param {string} openTag - The opening tag
 * @param {string} closeTag - The closing tag
 */
function wrapText(textarea, openTag, closeTag) {
    const start = textarea.selectionStart;
    const end = textarea.selectionEnd;
    const selectedText = textarea.value.substring(start, end);
    const replacement = openTag + selectedText + closeTag;
    
    textarea.value = textarea.value.substring(0, start) + replacement + textarea.value.substring(end);
    
    // Adjust selection to be between the tags
    textarea.selectionStart = start + openTag.length;
    textarea.selectionEnd = start + openTag.length + selectedText.length;
}

/**
 * Insert a link BBCode
 * @param {HTMLTextAreaElement} textarea - The textarea element
 */
function insertLink(textarea) {
    const selectedText = textarea.value.substring(textarea.selectionStart, textarea.selectionEnd);
    
    let url = prompt('Enter the URL:', 'http://');
    if (!url) return;
    
    let text = selectedText || prompt('Enter the link text:', '');
    if (!text) text = url;
    
    const linkBBCode = `[url=${url}]${text}[/url]`;
    
    insertAtCursor(textarea, linkBBCode);
}

/**
 * Insert an image BBCode
 * @param {HTMLTextAreaElement} textarea - The textarea element
 */
function insertImage(textarea) {
    const url = prompt('Enter the image URL:', 'http://');
    if (!url) return;
    
    const imageBBCode = `[img]${url}[/img]`;
    
    insertAtCursor(textarea, imageBBCode);
}

/**
 * Insert text at cursor position
 * @param {HTMLTextAreaElement} textarea - The textarea element
 * @param {string} text - The text to insert
 */
function insertAtCursor(textarea, text) {
    const start = textarea.selectionStart;
    const end = textarea.selectionEnd;
    
    textarea.value = textarea.value.substring(0, start) + text + textarea.value.substring(end);
    
    // Set selection after inserted text
    textarea.selectionStart = textarea.selectionEnd = start + text.length;
}