@extends('layouts.app')

@section('title', 'API Explorer')

@push('styles')
<style>
    /* 3-Panel 레이아웃 */
    .api-explorer {
        display: grid;
        grid-template-columns: 280px 1fr 1fr;
        height: calc(100vh - 120px);
        gap: 0;
    }

    /* 사이드바 */
    .api-sidebar {
        border-right: 1px solid #e5e7eb;
        display: flex;
        flex-direction: column;
        overflow: hidden;
    }

    .api-sidebar-header {
        padding: 1rem;
        border-bottom: 1px solid #e5e7eb;
        flex-shrink: 0;
    }

    .api-sidebar-content {
        flex: 1;
        overflow-y: auto;
    }

    /* 요청/응답 패널 */
    .api-request-panel,
    .api-response-panel {
        display: flex;
        flex-direction: column;
        overflow: hidden;
    }

    .api-request-panel {
        border-right: 1px solid #e5e7eb;
    }

    .panel-header {
        padding: 1rem;
        border-bottom: 1px solid #e5e7eb;
        flex-shrink: 0;
    }

    .panel-content {
        flex: 1;
        overflow-y: auto;
        padding: 1rem;
    }

    /* HTTP 메서드 배지 */
    .method-badge {
        display: inline-flex;
        align-items: center;
        padding: 0.125rem 0.5rem;
        font-size: 0.75rem;
        font-weight: 600;
        border-radius: 0.25rem;
        text-transform: uppercase;
    }

    .method-get { background: #dcfce7; color: #166534; }
    .method-post { background: #dbeafe; color: #1e40af; }
    .method-put { background: #fef3c7; color: #92400e; }
    .method-patch { background: #ffedd5; color: #9a3412; }
    .method-delete { background: #fee2e2; color: #991b1b; }

    /* 상태 코드 */
    .status-2xx { color: #16a34a; }
    .status-3xx { color: #2563eb; }
    .status-4xx { color: #ca8a04; }
    .status-5xx { color: #dc2626; }

    /* 엔드포인트 아이템 */
    .endpoint-item {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        padding: 0.5rem 1rem;
        cursor: pointer;
        transition: background-color 0.15s;
    }

    .endpoint-item:hover {
        background: #f3f4f6;
    }

    .endpoint-item.active {
        background: #eff6ff;
        border-left: 3px solid #3b82f6;
    }

    .endpoint-path {
        flex: 1;
        font-size: 0.875rem;
        color: #374151;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    /* 태그 그룹 */
    .tag-group {
        margin-bottom: 0.5rem;
    }

    .tag-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0.5rem 1rem;
        font-weight: 600;
        font-size: 0.75rem;
        text-transform: uppercase;
        color: #6b7280;
        cursor: pointer;
    }

    .tag-header:hover {
        background: #f9fafb;
    }

    /* JSON 에디터 */
    .json-editor {
        width: 100%;
        min-height: 200px;
        font-family: 'Monaco', 'Menlo', monospace;
        font-size: 0.875rem;
        padding: 0.75rem;
        border: 1px solid #e5e7eb;
        border-radius: 0.375rem;
        resize: vertical;
    }

    /* 리사이즈 핸들 */
    .resize-handle {
        width: 4px;
        background: transparent;
        cursor: col-resize;
        transition: background-color 0.15s;
    }

    .resize-handle:hover {
        background: #3b82f6;
    }

    /* 반응형 */
    @media (max-width: 1280px) {
        .api-explorer {
            grid-template-columns: 250px 1fr;
        }

        .api-response-panel {
            display: none;
        }
    }

    @media (max-width: 768px) {
        .api-explorer {
            grid-template-columns: 1fr;
            grid-template-rows: auto 1fr;
        }

        .api-sidebar {
            max-height: 40vh;
        }
    }
</style>
@endpush

@section('content')
    <!-- 페이지 헤더 -->
    <div class="flex justify-between items-center mb-4">
        <div>
            <h1 class="text-2xl font-bold text-gray-800">API Explorer</h1>
            <p class="text-sm text-gray-500">OpenAPI 기반 API 테스트 도구</p>
        </div>
        <div class="flex items-center gap-3">
            <!-- 환경 선택 -->
            <select id="environment-select" class="px-3 py-2 border border-gray-300 rounded-lg text-sm focus:outline-none focus:ring-2 focus:ring-blue-500">
                @foreach($environments as $env)
                    <option value="{{ $env->id }}"
                            data-base-url="{{ $env->base_url }}"
                            data-api-key="{{ $env->decrypted_api_key }}"
                            {{ $env->is_default ? 'selected' : '' }}>
                        {{ $env->name }}
                    </option>
                @endforeach
            </select>

            <!-- 히스토리 버튼 -->
            <button onclick="toggleHistoryDrawer()" class="p-2 text-gray-600 hover:bg-gray-100 rounded-lg" title="히스토리">
                <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="M12 8v4l3 3m6-3a9 9 0 11-18 0 9 9 0 0118 0z" />
                </svg>
            </button>

            <!-- 설정 버튼 -->
            <button onclick="openSettingsModal()" class="p-2 text-gray-600 hover:bg-gray-100 rounded-lg" title="설정">
                <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="M10.325 4.317c.426-1.756 2.924-1.756 3.35 0a1.724 1.724 0 002.573 1.066c1.543-.94 3.31.826 2.37 2.37a1.724 1.724 0 001.065 2.572c1.756.426 1.756 2.924 0 3.35a1.724 1.724 0 00-1.066 2.573c.94 1.543-.826 3.31-2.37 2.37a1.724 1.724 0 00-2.572 1.065c-.426 1.756-2.924 1.756-3.35 0a1.724 1.724 0 00-2.573-1.066c-1.543.94-3.31-.826-2.37-2.37a1.724 1.724 0 00-1.065-2.572c-1.756-.426-1.756-2.924 0-3.35a1.724 1.724 0 001.066-2.573c-.94-1.543.826-3.31 2.37-2.37.996.608 2.296.07 2.572-1.065z" />
                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 12a3 3 0 11-6 0 3 3 0 016 0z" />
                </svg>
            </button>
        </div>
    </div>

    <!-- 3-Panel 레이아웃 -->
    <div class="api-explorer bg-white rounded-lg shadow-sm overflow-hidden">
        <!-- 사이드바: API 목록 -->
        <div class="api-sidebar">
            <div class="api-sidebar-header">
                <!-- 검색 -->
                <input type="text"
                       id="search-input"
                       placeholder="API 검색..."
                       class="w-full px-3 py-2 border border-gray-300 rounded-lg text-sm focus:outline-none focus:ring-2 focus:ring-blue-500"
                       hx-get="{{ route('api-explorer.endpoints') }}"
                       hx-trigger="keyup changed delay:300ms"
                       hx-target="#endpoint-list"
                       hx-include="#method-filters, #tag-filters">

                <!-- 메서드 필터 -->
                <div id="method-filters" class="flex flex-wrap gap-1 mt-2">
                    @foreach(['GET', 'POST', 'PUT', 'PATCH', 'DELETE'] as $method)
                        <label class="inline-flex items-center">
                            <input type="checkbox" name="methods[]" value="{{ $method }}" class="hidden method-filter">
                            <span class="method-badge method-{{ strtolower($method) }} opacity-40 cursor-pointer hover:opacity-100 transition-opacity">
                                {{ $method }}
                            </span>
                        </label>
                    @endforeach
                </div>
            </div>

            <div class="api-sidebar-content" id="endpoint-list">
                @include('dev-tools.api-explorer.partials.sidebar', [
                    'endpointsByTag' => $endpoints,
                    'bookmarks' => $bookmarks
                ])
            </div>
        </div>

        <!-- 요청 패널 -->
        <div class="api-request-panel" id="request-panel">
            <div class="panel-header">
                <h3 class="font-semibold text-gray-700">요청</h3>
            </div>
            <div class="panel-content">
                <div class="text-center text-gray-400 py-12">
                    <svg class="w-12 h-12 mx-auto mb-3" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M8 9l3 3-3 3m5 0h3M5 20h14a2 2 0 002-2V6a2 2 0 00-2-2H5a2 2 0 00-2 2v12a2 2 0 002 2z" />
                    </svg>
                    <p>왼쪽에서 API를 선택하세요</p>
                </div>
            </div>
        </div>

        <!-- 응답 패널 -->
        <div class="api-response-panel" id="response-panel">
            <div class="panel-header flex items-center justify-between">
                <h3 class="font-semibold text-gray-700">응답</h3>
                <div id="response-meta" class="text-sm text-gray-500"></div>
            </div>
            <div class="panel-content">
                <div id="response-content" class="text-center text-gray-400 py-12">
                    <svg class="w-12 h-12 mx-auto mb-3" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12h6m-6 4h6m2 5H7a2 2 0 01-2-2V5a2 2 0 012-2h5.586a1 1 0 01.707.293l5.414 5.414a1 1 0 01.293.707V19a2 2 0 01-2 2z" />
                    </svg>
                    <p>API를 실행하면 응답이 여기에 표시됩니다</p>
                </div>
            </div>
        </div>
    </div>

    <!-- 히스토리 서랍 (오버레이) -->
    <div id="history-drawer" class="fixed inset-y-0 right-0 w-96 bg-white shadow-xl transform translate-x-full transition-transform duration-300 z-50">
        <div class="h-full flex flex-col">
            <div class="p-4 border-b flex items-center justify-between">
                <h3 class="font-semibold text-gray-700">요청 히스토리</h3>
                <div class="flex items-center gap-2">
                    <button onclick="clearHistory()" class="text-sm text-red-600 hover:text-red-700">전체 삭제</button>
                    <button onclick="toggleHistoryDrawer()" class="p-1 hover:bg-gray-100 rounded">
                        <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" />
                        </svg>
                    </button>
                </div>
            </div>
            <div id="history-content" class="flex-1 overflow-y-auto">
                <!-- HTMX로 로드 -->
            </div>
        </div>
    </div>
    <div id="history-overlay" class="fixed inset-0 bg-black bg-opacity-25 hidden z-40" onclick="toggleHistoryDrawer()"></div>
@endsection

@push('scripts')
<script>
    // 현재 선택된 엔드포인트
    let currentEndpoint = null;

    // 환경 설정
    function getSelectedEnvironment() {
        const select = document.getElementById('environment-select');
        const option = select.options[select.selectedIndex];
        return {
            id: select.value,
            name: option.text,
            baseUrl: option.dataset.baseUrl,
            apiKey: option.dataset.apiKey
        };
    }

    // 엔드포인트 선택
    function selectEndpoint(operationId, element) {
        // 활성 상태 변경
        document.querySelectorAll('.endpoint-item').forEach(el => el.classList.remove('active'));
        element.classList.add('active');

        // 요청 패널 로드
        htmx.ajax('GET', `/dev-tools/api-explorer/endpoints/${operationId}`, {
            target: '#request-panel',
            swap: 'innerHTML'
        });
    }

    // API 실행
    async function executeApi(event) {
        event.preventDefault();

        const form = event.target;
        const formData = new FormData(form);
        const env = getSelectedEnvironment();

        // 요청 데이터 구성
        const method = formData.get('method');
        let url = env.baseUrl + formData.get('endpoint');

        // 경로 파라미터 치환
        const pathParams = {};
        formData.forEach((value, key) => {
            if (key.startsWith('path_')) {
                const paramName = key.replace('path_', '');
                pathParams[paramName] = value;
                url = url.replace(`{${paramName}}`, value);
            }
        });

        // 쿼리 파라미터
        const queryParams = {};
        formData.forEach((value, key) => {
            if (key.startsWith('query_') && value) {
                queryParams[key.replace('query_', '')] = value;
            }
        });

        // 헤더
        const headers = {
            'Content-Type': 'application/json',
            'Accept': 'application/json'
        };
        if (env.apiKey) {
            headers['X-API-KEY'] = env.apiKey;
        }

        // 바디
        let body = null;
        const bodyText = formData.get('body');
        if (bodyText) {
            try {
                body = JSON.parse(bodyText);
            } catch (e) {
                showToast('JSON 형식이 올바르지 않습니다.', 'error');
                return;
            }
        }

        // 로딩 표시
        const submitBtn = form.querySelector('button[type="submit"]');
        const originalText = submitBtn.innerHTML;
        submitBtn.innerHTML = '<svg class="w-5 h-5 animate-spin" fill="none" viewBox="0 0 24 24"><circle class="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4"></circle><path class="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4z"></path></svg> 실행 중...';
        submitBtn.disabled = true;

        try {
            const response = await fetch('{{ route("api-explorer.execute") }}', {
                method: 'POST',
                headers: {
                    'Content-Type': 'application/json',
                    'X-CSRF-TOKEN': '{{ csrf_token() }}'
                },
                body: JSON.stringify({
                    method: method,
                    url: url,
                    headers: headers,
                    query: queryParams,
                    body: body,
                    environment: env.name
                })
            });

            const result = await response.json();
            displayResponse(result);

        } catch (error) {
            displayResponse({
                status: 0,
                headers: {},
                body: { error: true, message: error.message },
                duration_ms: 0
            });
        } finally {
            submitBtn.innerHTML = originalText;
            submitBtn.disabled = false;
        }
    }

    // 응답 표시
    function displayResponse(result) {
        const meta = document.getElementById('response-meta');
        const content = document.getElementById('response-content');

        // 메타 정보
        const statusClass = result.status >= 200 && result.status < 300 ? 'status-2xx' :
                           result.status >= 300 && result.status < 400 ? 'status-3xx' :
                           result.status >= 400 && result.status < 500 ? 'status-4xx' :
                           result.status >= 500 ? 'status-5xx' : 'text-gray-500';

        meta.innerHTML = `
            <span class="${statusClass} font-semibold">${result.status || 'Error'}</span>
            <span class="mx-2">·</span>
            <span>${result.duration_ms}ms</span>
        `;

        // 본문
        const bodyStr = typeof result.body === 'object'
            ? JSON.stringify(result.body, null, 2)
            : result.body;

        content.innerHTML = `
            <div class="space-y-4">
                <!-- 헤더 -->
                <div>
                    <h4 class="text-sm font-medium text-gray-700 mb-2">응답 헤더</h4>
                    <div class="bg-gray-50 rounded p-3 text-xs font-mono overflow-x-auto">
                        ${Object.entries(result.headers || {}).map(([k, v]) =>
                            `<div><span class="text-gray-500">${k}:</span> ${Array.isArray(v) ? v.join(', ') : v}</div>`
                        ).join('')}
                    </div>
                </div>

                <!-- 본문 -->
                <div>
                    <div class="flex items-center justify-between mb-2">
                        <h4 class="text-sm font-medium text-gray-700">응답 본문</h4>
                        <button onclick="copyToClipboard(this.dataset.content)" data-content="${encodeURIComponent(bodyStr)}"
                                class="text-xs text-blue-600 hover:text-blue-700">
                            복사
                        </button>
                    </div>
                    <pre class="bg-gray-900 text-gray-100 rounded p-3 text-xs font-mono overflow-x-auto max-h-96">${escapeHtml(bodyStr)}</pre>
                </div>
            </div>
        `;
    }

    // 히스토리 서랍 토글
    function toggleHistoryDrawer() {
        const drawer = document.getElementById('history-drawer');
        const overlay = document.getElementById('history-overlay');

        if (drawer.classList.contains('translate-x-full')) {
            drawer.classList.remove('translate-x-full');
            overlay.classList.remove('hidden');

            // 히스토리 로드
            htmx.ajax('GET', '{{ route("api-explorer.history") }}', {
                target: '#history-content',
                swap: 'innerHTML'
            });
        } else {
            drawer.classList.add('translate-x-full');
            overlay.classList.add('hidden');
        }
    }

    // 히스토리 삭제
    async function clearHistory() {
        if (!confirm('모든 히스토리를 삭제하시겠습니까?')) return;

        await fetch('{{ route("api-explorer.history.clear") }}', {
            method: 'DELETE',
            headers: {
                'X-CSRF-TOKEN': '{{ csrf_token() }}'
            }
        });

        document.getElementById('history-content').innerHTML =
            '<div class="text-center text-gray-400 py-8">히스토리가 없습니다.</div>';
    }

    // 즐겨찾기 토글
    async function toggleBookmark(endpoint, method, button) {
        const response = await fetch('{{ route("api-explorer.bookmarks.add") }}', {
            method: 'POST',
            headers: {
                'Content-Type': 'application/json',
                'X-CSRF-TOKEN': '{{ csrf_token() }}'
            },
            body: JSON.stringify({ endpoint, method })
        });

        const result = await response.json();

        if (result.action === 'added') {
            button.classList.add('text-yellow-500');
            button.classList.remove('text-gray-400');
        } else {
            button.classList.remove('text-yellow-500');
            button.classList.add('text-gray-400');
        }

        // 사이드바 새로고침
        htmx.ajax('GET', '{{ route("api-explorer.endpoints") }}', {
            target: '#endpoint-list',
            swap: 'innerHTML'
        });
    }

    // 메서드 필터 토글
    document.querySelectorAll('.method-filter').forEach(checkbox => {
        checkbox.addEventListener('change', function() {
            const badge = this.nextElementSibling;
            if (this.checked) {
                badge.classList.remove('opacity-40');
            } else {
                badge.classList.add('opacity-40');
            }

            // 필터 적용
            htmx.trigger('#search-input', 'keyup');
        });
    });

    // 유틸리티
    function escapeHtml(text) {
        const div = document.createElement('div');
        div.textContent = text;
        return div.innerHTML;
    }

    function copyToClipboard(content) {
        navigator.clipboard.writeText(decodeURIComponent(content)).then(() => {
            showToast('클립보드에 복사되었습니다.');
        });
    }

    // 태그 그룹 토글
    function toggleTagGroup(tagName) {
        const group = document.getElementById(`tag-${tagName}`);
        const chevron = document.getElementById(`chevron-${tagName}`);

        if (group.classList.contains('hidden')) {
            group.classList.remove('hidden');
            chevron.classList.add('rotate-90');
        } else {
            group.classList.add('hidden');
            chevron.classList.remove('rotate-90');
        }
    }
</script>
@endpush