{% extends "base.html" %}
{% block title %}Module Creator - AUTARCH{% endblock %}

{% block content %}
<div class="page-header">
    <h1>Module Creator</h1>
    <p style="margin:0;font-size:0.85rem;color:var(--text-secondary)">
        Create, edit, validate, and manage AUTARCH modules
    </p>
</div>

<style>
#module-code {
    font-family: 'Courier New', monospace;
    font-size: 0.82rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.75rem;
    width: 100%;
    min-height: 500px;
    resize: vertical;
    tab-size: 4;
    line-height: 1.5;
}
#module-code:focus {
    outline: none;
    border-color: var(--accent);
}
.mc-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 1.5rem;
    margin-top: 1rem;
}
@media (max-width: 960px) {
    .mc-layout { grid-template-columns: 1fr; }
}
.mc-editor, .mc-list {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
}
.mc-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.6rem 1rem;
    margin-bottom: 0.75rem;
}
.mc-form-grid .form-group { margin-bottom: 0; }
.mc-form-grid label {
    display: block;
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin-bottom: 2px;
}
.mc-form-grid input, .mc-form-grid select {
    width: 100%;
    padding: 0.4rem 0.6rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 0.82rem;
}
.mc-btn-row {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.75rem;
    flex-wrap: wrap;
}
.mc-btn-row .btn { font-size: 0.82rem; padding: 0.4rem 0.9rem; }
.mc-status {
    margin-top: 0.75rem;
    padding: 0.6rem 0.8rem;
    border-radius: var(--radius);
    font-size: 0.8rem;
    display: none;
    white-space: pre-wrap;
}
.mc-status.success { display: block; background: rgba(34,197,94,0.12); color: #4ade80; border: 1px solid rgba(34,197,94,0.25); }
.mc-status.error { display: block; background: rgba(239,68,68,0.12); color: #f87171; border: 1px solid rgba(239,68,68,0.25); }
.mc-status.info { display: block; background: rgba(99,102,241,0.12); color: var(--accent-hover); border: 1px solid rgba(99,102,241,0.25); }
.mc-list h2 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.mc-modules-scroll {
    max-height: 620px;
    overflow-y: auto;
    padding-right: 0.25rem;
}
.mc-cat-group { margin-bottom: 0.75rem; }
.mc-cat-group h3 {
    font-size: 0.78rem;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 0.05em;
    margin-bottom: 0.3rem;
    padding-bottom: 0.2rem;
    border-bottom: 1px solid var(--border);
}
.mc-mod-item {
    padding: 0.4rem 0.5rem;
    border-radius: calc(var(--radius) - 2px);
    cursor: pointer;
    font-size: 0.8rem;
    transition: background 0.15s;
}
.mc-mod-item:hover { background: var(--bg-input); }
.mc-mod-item .mod-name { font-weight: 600; color: var(--text-primary); }
.mc-mod-item .mod-desc {
    font-size: 0.72rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.mc-mod-item .mod-meta {
    font-size: 0.68rem;
    color: var(--text-muted);
}
</style>

<div class="mc-layout">
    <!-- Left column: editor -->
    <div class="mc-editor">
        <div class="mc-form-grid">
            <div class="form-group">
                <label for="mod-name">Module Name</label>
                <input type="text" id="mod-name" placeholder="my_module" autocomplete="off">
            </div>
            <div class="form-group">
                <label for="mod-category">Category</label>
                <select id="mod-category">
                    <option value="defense">defense</option>
                    <option value="offense">offense</option>
                    <option value="counter">counter</option>
                    <option value="analyze">analyze</option>
                    <option value="osint">osint</option>
                    <option value="simulate">simulate</option>
                    <option value="core">core</option>
                    <option value="hardware">hardware</option>
                </select>
            </div>
            <div class="form-group">
                <label for="mod-desc">Description</label>
                <input type="text" id="mod-desc" placeholder="Short description of the module">
            </div>
            <div class="form-group">
                <label for="mod-author">Author</label>
                <input type="text" id="mod-author" value="darkHal">
            </div>
        </div>

        <div style="margin-bottom:0.5rem">
            <button class="btn btn-sm" onclick="loadTemplate()" style="font-size:0.78rem">Load Template</button>
        </div>

        <textarea id="module-code" rows="25" placeholder="# Module code will appear here...&#10;# Click 'Load Template' or select a module from the list." spellcheck="false"></textarea>

        <div class="mc-btn-row">
            <button class="btn" onclick="validateCode()">Validate</button>
            <button class="btn" onclick="createModule()" style="background:var(--accent);color:#fff">Create Module</button>
            <button class="btn" onclick="saveModule()">Save Changes</button>
        </div>

        <div id="mc-status" class="mc-status"></div>
    </div>

    <!-- Right column: module list -->
    <div class="mc-list">
        <h2>
            Modules
            <button class="btn btn-sm" onclick="refreshModuleList()" style="font-size:0.72rem;padding:0.25rem 0.6rem">Refresh</button>
        </h2>
        <div id="module-list" class="mc-modules-scroll">
            <p style="color:var(--text-muted);font-size:0.8rem">Loading...</p>
        </div>
    </div>
</div>

<script>
const API = '/module-creator';
const statusEl = document.getElementById('mc-status');
const codeEl = document.getElementById('module-code');
let currentEditName = null;

function showStatus(msg, type) {
    statusEl.className = 'mc-status ' + type;
    statusEl.textContent = msg;
}

function clearStatus() {
    statusEl.className = 'mc-status';
    statusEl.textContent = '';
}

/* Tab key support in textarea */
codeEl.addEventListener('keydown', function(e) {
    if (e.key === 'Tab') {
        e.preventDefault();
        const start = this.selectionStart;
        const end = this.selectionEnd;
        this.value = this.value.substring(0, start) + '    ' + this.value.substring(end);
        this.selectionStart = this.selectionEnd = start + 4;
    }
});

/* Load template skeleton for selected category */
function loadTemplate() {
    const cat = document.getElementById('mod-category').value;
    fetch(API + '/templates')
        .then(r => r.json())
        .then(templates => {
            const t = templates.find(x => x.category === cat);
            if (t) {
                codeEl.value = t.code;
                if (!document.getElementById('mod-desc').value) {
                    document.getElementById('mod-desc').value = t.description;
                }
                currentEditName = null;
                showStatus('Template loaded for category: ' + cat, 'info');
            }
        })
        .catch(err => showStatus('Failed to load templates: ' + err, 'error'));
}

/* Validate code syntax */
function validateCode() {
    const code = codeEl.value.trim();
    if (!code) { showStatus('No code to validate', 'error'); return; }
    fetch(API + '/validate', {
        method: 'POST',
        headers: {'Content-Type': 'application/json'},
        body: JSON.stringify({code: code})
    })
    .then(r => r.json())
    .then(data => {
        if (data.valid) {
            showStatus('Validation passed. ' + (data.warnings || []).join('; '), 'success');
        } else {
            showStatus('Validation failed:\n' + (data.errors || []).join('\n'), 'error');
        }
    })
    .catch(err => showStatus('Validation request failed: ' + err, 'error'));
}

/* Create new module */
function createModule() {
    const name = document.getElementById('mod-name').value.trim();
    const category = document.getElementById('mod-category').value;
    const description = document.getElementById('mod-desc').value.trim();
    const author = document.getElementById('mod-author').value.trim() || 'darkHal';
    const code = codeEl.value;

    if (!name) { showStatus('Module name is required', 'error'); return; }
    if (!code.trim()) { showStatus('Module code is empty', 'error'); return; }

    fetch(API + '/create', {
        method: 'POST',
        headers: {'Content-Type': 'application/json'},
        body: JSON.stringify({name, category, description, author, code})
    })
    .then(r => r.json())
    .then(data => {
        if (data.success) {
            showStatus(data.message, 'success');
            currentEditName = name;
            refreshModuleList();
        } else {
            showStatus(data.error || 'Creation failed', 'error');
        }
    })
    .catch(err => showStatus('Request failed: ' + err, 'error'));
}

/* Save changes to existing module */
function saveModule() {
    const name = currentEditName || document.getElementById('mod-name').value.trim();
    const code = codeEl.value;

    if (!name) { showStatus('No module selected to save. Enter a name or click a module from the list.', 'error'); return; }
    if (!code.trim()) { showStatus('Module code is empty', 'error'); return; }

    fetch(API + '/save', {
        method: 'POST',
        headers: {'Content-Type': 'application/json'},
        body: JSON.stringify({name, code})
    })
    .then(r => r.json())
    .then(data => {
        if (data.success) {
            showStatus(data.message, 'success');
            refreshModuleList();
        } else {
            showStatus(data.error || 'Save failed', 'error');
        }
    })
    .catch(err => showStatus('Request failed: ' + err, 'error'));
}

/* Load a module into the editor */
function loadModule(name) {
    fetch(API + '/preview', {
        method: 'POST',
        headers: {'Content-Type': 'application/json'},
        body: JSON.stringify({name: name})
    })
    .then(r => r.json())
    .then(data => {
        if (data.success) {
            codeEl.value = data.code;
            currentEditName = name;
            const m = data.metadata || {};
            document.getElementById('mod-name').value = name;
            if (m.category) document.getElementById('mod-category').value = m.category;
            if (m.description) document.getElementById('mod-desc').value = m.description;
            if (m.author) document.getElementById('mod-author').value = m.author;
            showStatus('Loaded module: ' + name, 'info');
        } else {
            showStatus(data.error || 'Failed to load module', 'error');
        }
    })
    .catch(err => showStatus('Failed to load module: ' + err, 'error'));
}

/* Refresh the module list */
function refreshModuleList() {
    const container = document.getElementById('module-list');
    container.innerHTML = '<p style="color:var(--text-muted);font-size:0.8rem">Loading...</p>';

    fetch(API + '/list')
        .then(r => r.json())
        .then(modules => {
            if (!modules.length) {
                container.innerHTML = '<p style="color:var(--text-muted);font-size:0.8rem">No modules found.</p>';
                return;
            }
            /* Group by category */
            const groups = {};
            modules.forEach(m => {
                const cat = m.category || 'unknown';
                if (!groups[cat]) groups[cat] = [];
                groups[cat].push(m);
            });

            let html = '';
            const catOrder = ['defense','offense','counter','analyze','osint','simulate','core','hardware','unknown'];
            catOrder.forEach(cat => {
                if (!groups[cat]) return;
                html += '<div class="mc-cat-group">';
                html += '<h3>' + cat + ' (' + groups[cat].length + ')</h3>';
                groups[cat].forEach(m => {
                    const desc = m.description ? m.description.substring(0, 60) : '';
                    const ver = m.version ? 'v' + m.version : '';
                    html += '<div class="mc-mod-item" onclick="loadModule(\'' + m.name.replace(/'/g, "\\'") + '\')">';
                    html += '<div class="mod-name">' + m.name + '</div>';
                    if (desc) html += '<div class="mod-desc">' + desc + '</div>';
                    html += '<div class="mod-meta">' + [ver, m.last_modified].filter(Boolean).join(' &middot; ') + '</div>';
                    html += '</div>';
                });
                html += '</div>';
            });

            /* Any categories not in catOrder */
            Object.keys(groups).forEach(cat => {
                if (catOrder.includes(cat)) return;
                html += '<div class="mc-cat-group">';
                html += '<h3>' + cat + ' (' + groups[cat].length + ')</h3>';
                groups[cat].forEach(m => {
                    const desc = m.description ? m.description.substring(0, 60) : '';
                    const ver = m.version ? 'v' + m.version : '';
                    html += '<div class="mc-mod-item" onclick="loadModule(\'' + m.name.replace(/'/g, "\\'") + '\')">';
                    html += '<div class="mod-name">' + m.name + '</div>';
                    if (desc) html += '<div class="mod-desc">' + desc + '</div>';
                    html += '<div class="mod-meta">' + [ver, m.last_modified].filter(Boolean).join(' &middot; ') + '</div>';
                    html += '</div>';
                });
                html += '</div>';
            });

            container.innerHTML = html;
        })
        .catch(err => {
            container.innerHTML = '<p style="color:var(--danger);font-size:0.8rem">Failed to load modules</p>';
        });
}

/* Initial load */
refreshModuleList();
</script>
{% endblock %}