{% extends "base.html" %}

{% block title %}Sources - Dango{% endblock %}

{% block content %}
    <main class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-6 sm:py-8">
        <!-- Attention banner for sources with breaking drift -->
        <div id="attention-banner"></div>

        <!-- Data Sources -->
        <div class="bg-white rounded-lg shadow">
            <div class="px-6 py-4 border-b border-gray-200">
                <div class="flex items-center justify-between">
                    <h2 class="text-lg font-semibold text-gray-900">Data Sources</h2>
                    <button onclick="refreshSources()" class="text-sm text-blue-600 hover:text-blue-800">
                        <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 4v5h.582m15.356 2A8.001 8.001 0 004.582 9m0 0H9m11 11v-5h-.581m0 0a8.003 8.003 0 01-15.357-2m15.357 2H15"></path>
                        </svg>
                    </button>
                </div>
            </div>

            <div class="px-6 py-3 border-b border-gray-200 flex items-center gap-2">
                <svg class="w-4 h-4 text-gray-400 flex-shrink-0" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z"/>
                </svg>
                <input type="text" id="sources-filter-input" placeholder="Filter by name or type..."
                       class="w-full px-3 py-2 border text-sm border-gray-300 rounded-md">
                <button id="sources-filter-clear" class="text-xs text-gray-400 hover:text-gray-600 invisible">Clear</button>
            </div>

            <div class="overflow-x-auto" style="overflow-y: clip">
                <table class="min-w-full divide-y divide-gray-200">
                    <thead class="bg-gray-50">
                        <tr>
                            <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Actions</th>
                            <th data-sort-key="name" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider cursor-pointer select-none hover:text-gray-700">Source</th>
                            <th data-sort-key="status" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider cursor-pointer select-none hover:text-gray-700">Status</th>
                            <th data-sort-key="last-sync" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider cursor-pointer select-none hover:text-gray-700">Last Sync</th>
                            <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Schedule</th>
                            <th data-sort-key="type" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider cursor-pointer select-none hover:text-gray-700">Type</th>
                            <th data-sort-key="rows" class="px-6 py-3 text-right text-xs font-medium text-gray-500 uppercase tracking-wider cursor-pointer select-none hover:text-gray-700">Rows</th>
                        </tr>
                    </thead>
                    <tbody id="sources-table-body" class="bg-white divide-y divide-gray-200">
                        <!-- Will be populated by JavaScript -->
                        <tr>
                            <td colspan="7" class="px-6 py-8 text-center text-gray-500">
                                <div class="flex flex-col items-center space-y-2">
                                    <svg class="w-12 h-12 text-gray-400" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M20 13V6a2 2 0 00-2-2H6a2 2 0 00-2 2v7m16 0v5a2 2 0 01-2 2H6a2 2 0 01-2-2v-5m16 0h-2.586a1 1 0 00-.707.293l-2.414 2.414a1 1 0 01-.707.293h-3.172a1 1 0 01-.707-.293l-2.414-2.414A1 1 0 006.586 13H4"></path>
                                    </svg>
                                    <p>Loading sources...</p>
                                </div>
                            </td>
                        </tr>
                    </tbody>
                </table>
            </div>
        </div>
    </main>

    <!-- Date Range Sync Modal -->
    <div id="date-range-modal" class="hidden fixed inset-0 bg-gray-600 bg-opacity-50 overflow-y-auto h-full w-full z-50" onclick="if(event.target===this)closeDateRangeModal()">
        <div class="relative top-20 mx-auto p-5 border w-96 shadow-lg rounded-md bg-white">
            <div class="flex justify-between items-center mb-4">
                <h3 class="text-lg font-medium text-gray-900">Custom Date Range Sync</h3>
                <button onclick="closeDateRangeModal()" class="text-gray-400 hover:text-gray-600">
                    <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12"></path>
                    </svg>
                </button>
            </div>
            <input type="hidden" id="date-range-source" value="">
            <div class="space-y-4">
                <div>
                    <label for="sync-start-date" class="block text-sm font-medium text-gray-700">Start Date</label>
                    <input type="date" id="sync-start-date" class="mt-1 block w-full rounded-md border-gray-300 shadow-sm focus:border-blue-500 focus:ring-blue-500 sm:text-sm">
                </div>
                <div>
                    <label for="sync-end-date" class="block text-sm font-medium text-gray-700">End Date (optional)</label>
                    <input type="date" id="sync-end-date" class="mt-1 block w-full rounded-md border-gray-300 shadow-sm focus:border-blue-500 focus:ring-blue-500 sm:text-sm">
                </div>
                <button onclick="syncWithDateRange()" class="w-full inline-flex justify-center rounded-md border border-transparent shadow-sm px-4 py-2 bg-blue-600 text-base font-medium text-white hover:bg-blue-700 focus:outline-none sm:text-sm">
                    Start Sync
                </button>
            </div>
        </div>
    </div>

    <!-- Source Detail Modal (CSV) -->
    <div id="upload-modal" class="hidden fixed inset-0 bg-gray-600 bg-opacity-50 overflow-y-auto h-full w-full z-50" onclick="if(event.target===this)closeUploadModal()">
        <div class="relative top-20 mx-auto p-5 border w-full max-w-2xl shadow-lg rounded-md bg-white">
            <div class="flex items-center justify-between pb-3 border-b">
                <h3 class="text-lg font-semibold text-gray-900">
                    Source Details: <span id="upload-source-name" class="text-blue-600"></span>
                </h3>
                <button onclick="closeUploadModal()" class="text-gray-400 hover:text-gray-600">
                    <svg class="w-6 h-6" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12"></path>
                    </svg>
                </button>
            </div>

            <div class="mt-4 space-y-4">
                <!-- Source Configuration (Read-only) -->
                <div class="bg-gray-50 rounded-lg p-4">
                    <h4 class="text-sm font-medium text-gray-700 mb-2">Configuration</h4>
                    <div class="text-sm text-gray-600 space-y-1">
                        <div><strong>Directory:</strong> <span id="upload-directory"></span></div>
                        <div><strong>File Pattern:</strong> <span id="upload-file-pattern"></span></div>
                        <div id="upload-notes-container" style="display: none;">
                            <strong>Regeneration Notes:</strong>
                            <span id="upload-notes" class="text-gray-700"></span>
                        </div>
                    </div>
                </div>

                <!-- Existing Files -->
                <div class="bg-blue-50 rounded-lg p-4">
                    <h4 class="text-sm font-medium text-gray-700 mb-2">Existing Files</h4>
                    <div id="csv-files-list" class="text-sm text-gray-600">
                        <div class="flex items-center justify-center py-4">
                            <div class="spinner mr-2"></div>
                            <span>Loading files...</span>
                        </div>
                    </div>
                </div>

                <!-- File Upload -->
                <form id="csv-upload-form" class="space-y-4">
                    <div>
                        <label class="block text-sm font-medium text-gray-700 mb-2">Select CSV File(s)</label>
                        <input type="file" id="csv-file" accept=".csv" multiple required
                            class="block w-full text-sm text-gray-500 file:mr-4 file:py-2 file:px-4 file:rounded-md file:border-0 file:text-sm file:font-semibold file:bg-blue-50 file:text-blue-700 hover:file:bg-blue-100">
                        <div id="selected-files-list" class="mt-2 hidden">
                            <p class="text-sm font-medium text-gray-700">Selected files:</p>
                            <ul id="selected-files" class="mt-1 text-sm text-gray-600 list-disc list-inside"></ul>
                        </div>
                        <p class="mt-1 text-sm text-gray-500">Select one or more files. All files will be added to the source directory and processed with the configured deduplication strategy</p>
                    </div>

                    <div class="flex items-center justify-between pt-4">
                        <button type="button" id="modal-sync-btn" onclick="event.preventDefault(); syncSourceFromModal()"
                            class="px-4 py-2 bg-green-600 text-white rounded-md hover:bg-green-700 transition-colors">
                            🔄 Sync Now
                        </button>
                        <div class="flex space-x-3">
                            <button type="button" onclick="closeUploadModal()"
                                class="px-4 py-2 bg-gray-200 text-gray-700 rounded-md hover:bg-gray-300 transition-colors">
                                Close
                            </button>
                            <button type="submit"
                                class="px-4 py-2 bg-blue-600 text-white rounded-md hover:bg-blue-700 transition-colors">
                                Upload File
                            </button>
                        </div>
                    </div>

                    <div id="upload-progress" class="hidden mt-4">
                        <div class="flex items-center space-x-2 text-sm text-gray-600">
                            <div class="spinner"></div>
                            <span>Uploading...</span>
                        </div>
                    </div>

                    <div id="upload-error" class="hidden mt-4 p-3 bg-red-50 border border-red-200 rounded-md text-sm text-red-700"></div>
                </form>
            </div>
        </div>
    </div>

    <!-- Source Detail Modal -->
    <div id="source-detail-modal" class="hidden fixed inset-0 bg-gray-600 bg-opacity-50 overflow-y-auto h-full w-full z-50" onclick="if(event.target===this)closeSourceDetail()">
        <div class="relative top-10 mx-auto p-5 border w-full max-w-4xl shadow-lg rounded-md bg-white mb-10">
            <!-- Modal Header -->
            <div class="flex items-center justify-between pb-4 border-b">
                <h3 class="text-xl font-semibold text-gray-900">
                    Source Details: <span id="detail-source-name" class="text-blue-600"></span>
                </h3>
                <button onclick="closeSourceDetail()" class="text-gray-400 hover:text-gray-600">
                    <svg class="w-6 h-6" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12"></path>
                    </svg>
                </button>
            </div>

            <!-- Modal Content -->
            <div class="mt-4 space-y-6">
                <!-- Loading State -->
                <div id="detail-loading" class="hidden flex items-center justify-center py-12">
                    <div class="spinner"></div>
                    <span class="ml-3 text-gray-600">Loading source details...</span>
                </div>

                <!-- Content -->
                <div id="detail-content" class="hidden space-y-6">
                    <!-- Stats Overview -->
                    <div class="grid grid-cols-1 sm:grid-cols-3 gap-4">
                        <div class="bg-blue-50 p-4 rounded-lg">
                            <div class="text-sm text-gray-600">Total Rows</div>
                            <div id="detail-row-count" class="text-2xl font-bold text-gray-900">-</div>
                        </div>
                        <div class="bg-purple-50 p-4 rounded-lg">
                            <div class="text-sm text-gray-600">Sync Count</div>
                            <div id="detail-sync-count" class="text-2xl font-bold text-gray-900">0</div>
                        </div>
                        <div class="bg-indigo-50 p-4 rounded-lg">
                            <div class="text-sm text-gray-600">Sync Mode</div>
                            <div id="detail-sync-mode" class="text-lg font-bold text-gray-900">-</div>
                        </div>
                    </div>

                    <!-- Data Freshness Indicator -->
                    <div class="mt-4">
                        <div class="bg-gray-50 p-4 rounded-lg border border-gray-200">
                            <div class="flex items-center justify-between">
                                <div class="text-sm font-medium text-gray-600">Data Freshness</div>
                                <div id="detail-freshness">
                                    <span class="px-3 py-1 text-sm font-semibold rounded-full bg-gray-100 text-gray-800">Loading...</span>
                                </div>
                            </div>
                        </div>
                    </div>
                    <div id="detail-catalog-link" class="text-right"></div>

                    <!-- Error Alert (shown only if last sync failed) -->
                    <div id="detail-error-alert" class="hidden">
                        <div class="bg-red-50 border-l-4 border-red-400 p-4 rounded-lg">
                            <div class="flex">
                                <div class="flex-shrink-0">
                                    <svg class="h-5 w-5 text-red-400" viewBox="0 0 20 20" fill="currentColor">
                                        <path fill-rule="evenodd" d="M10 18a8 8 0 100-16 8 8 0 000 16zM8.707 7.293a1 1 0 00-1.414 1.414L8.586 10l-1.293 1.293a1 1 0 101.414 1.414L10 11.414l1.293 1.293a1 1 0 001.414-1.414L11.414 10l1.293-1.293a1 1 0 00-1.414-1.414L10 8.586 8.707 7.293z" clip-rule="evenodd"/>
                                    </svg>
                                </div>
                                <div class="ml-3 flex-1">
                                    <h3 class="text-sm font-medium text-red-800">Last Sync Failed</h3>
                                    <div id="detail-error-message" class="mt-2 text-sm text-red-700">
                                        <pre class="log-message text-red-700"></pre>
                                    </div>
                                </div>
                            </div>
                        </div>
                    </div>

                    <!-- Configuration -->
                    <div>
                        <h4 class="text-lg font-semibold text-gray-900 mb-3">Configuration</h4>
                        <div class="bg-gray-50 rounded-lg p-4 overflow-auto max-h-96">
                            <pre id="detail-config" class="text-sm text-gray-700 whitespace-pre-wrap"></pre>
                        </div>
                    </div>

                    <!-- Sync History -->
                    <div>
                        <h4 class="text-lg font-semibold text-gray-900 mb-3">Sync History</h4>
                        <div class="overflow-x-auto">
                            <table class="min-w-full divide-y divide-gray-200">
                                <thead class="bg-gray-50">
                                    <tr>
                                        <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 uppercase">Timestamp</th>
                                        <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 uppercase">Status</th>
                                        <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 uppercase">Duration</th>
                                        <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 uppercase">Sync Mode</th>
                                    </tr>
                                </thead>
                                <tbody id="detail-history" class="bg-white divide-y divide-gray-200">
                                    <!-- History rows will be inserted here -->
                                </tbody>
                            </table>
                        </div>
                        <div id="detail-no-history" class="hidden text-center py-8 text-gray-500">
                            No sync history available
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <!-- Compact Sync History Modal -->
    <div id="sync-history-modal" class="hidden fixed inset-0 bg-gray-600 bg-opacity-50 overflow-y-auto h-full w-full z-50" onclick="if(event.target===this)closeSyncHistory()">
        <div class="relative top-20 mx-auto p-5 border w-full max-w-lg shadow-lg rounded-md bg-white">
            <!-- Header -->
            <div class="flex items-center justify-between pb-3 border-b">
                <h3 class="text-lg font-semibold text-gray-900">
                    Recent Syncs: <span id="sync-history-source-name" class="text-blue-600"></span>
                </h3>
                <button onclick="closeSyncHistory()" class="text-gray-400 hover:text-gray-600">
                    <svg class="w-6 h-6" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12"></path>
                    </svg>
                </button>
            </div>

            <!-- History Table -->
            <div class="mt-3 overflow-x-auto">
                <table class="min-w-full">
                    <thead>
                        <tr class="text-left text-xs font-medium text-gray-500 uppercase">
                            <th class="px-4 py-2">When</th>
                            <th class="px-4 py-2">Status</th>
                            <th class="px-4 py-2">Duration</th>
                            <th class="px-4 py-2">Rows</th>
                        </tr>
                    </thead>
                    <tbody id="sync-history-body">
                    </tbody>
                </table>
                <div id="sync-history-empty" class="hidden text-center py-6 text-gray-500 text-sm">
                    No sync history available
                </div>
            </div>

            <!-- Footer -->
            <div class="mt-4 pt-3 border-t flex justify-end">
                <button id="sync-history-full-details" class="text-sm text-indigo-600 hover:text-indigo-800 hover:underline">
                    View full details &rarr;
                </button>
            </div>
        </div>
    </div>

    <!-- Toast Notification Container -->
    <div id="toast-container" class="fixed bottom-4 right-4 space-y-2 z-50">
        <!-- Toasts will be added here dynamically -->
    </div>
{% endblock %}

{% block scripts %}
    <script src="{{ static_url('js/app.js') }}"></script>
{% endblock %}