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<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>HTTP 接口调试工作室 | HTTP Request Studio</title>
    <!-- Local Static Assets -->
    <script src="/static/js/vue.js"></script>
    <script src="/static/js/tailwind.js"></script>
    <link href="/static/css/prism.css" rel="stylesheet">
    <script src="/static/js/prism.js"></script>
    <script src="/static/js/prism-json.js"></script>
    <style>
        body { font-family: 'Inter', system-ui, -apple-system, sans-serif; }
        .scrollbar-hide::-webkit-scrollbar { display: none; }
        .scrollbar-hide { -ms-overflow-style: none; scrollbar-width: none; }
        
        /* Custom Scrollbar for panels */
        ::-webkit-scrollbar { width: 8px; height: 8px; }
        ::-webkit-scrollbar-track { background: #1e293b; }
        ::-webkit-scrollbar-thumb { background: #475569; border-radius: 4px; }
        ::-webkit-scrollbar-thumb:hover { background: #64748b; }

        .code-editor {
            font-family: 'Fira Code', monospace;
            tab-size: 2;
        }
        
        /* Glassmorphism utils */
        .glass {
            background: rgba(30, 41, 59, 0.7);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }
    </style>
</head>
<body class="bg-slate-900 text-slate-200 h-screen overflow-hidden flex flex-col">

    <div id="app" class="w-full h-full flex flex-col">
        <!-- Header -->
        <header class="h-16 bg-gradient-to-r from-slate-900 via-slate-800 to-slate-900 border-b border-slate-700 flex items-center px-6 justify-between shrink-0 shadow-lg z-10">
            <div class="flex items-center space-x-4">
                <div class="bg-gradient-to-br from-blue-500 to-indigo-600 w-10 h-10 rounded-lg shadow-lg flex items-center justify-center transform transition hover:scale-105">
                    <!-- Bolt Icon -->
                    <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-6 h-6 text-white">
                        <path stroke-linecap="round" stroke-linejoin="round" d="M3.75 13.5l10.5-11.25L12 10.5h8.25L9.75 21.75 12 13.5H3.75z" />
                    </svg>
                </div>
                <div>
                    <h1 class="font-bold text-xl text-white tracking-wide bg-clip-text text-transparent bg-gradient-to-r from-white to-slate-400">HTTP Request Studio</h1>
                    <p class="text-[10px] text-slate-500 uppercase tracking-widest font-semibold">Pro Edition</p>
                </div>
            </div>
            <div class="flex items-center space-x-4 text-sm">
                <!-- Demo Dropdown -->
                <div class="relative group">
                    <button class="text-slate-400 hover:text-white transition flex items-center bg-slate-800/50 hover:bg-slate-700 px-3 py-1.5 rounded-full border border-slate-700/50">
                        <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-4 h-4 mr-1.5">
                            <path stroke-linecap="round" stroke-linejoin="round" d="M12 18v-5.25m0 0a6.01 6.01 0 001.5-.189m-1.5.189a6.01 6.01 0 01-1.5-.189m3.75 2.625v-8.25m0 0V3.75m0 3.75a6.01 6.01 0 01-1.5.189m1.5-.189a6.01 6.01 0 011.5.189m-6 2.25h.008v.008H12v-.008zM12 15h.008v.008H12V15zm0 2.25h.008v.008H12v-.008zM9.75 15h.008v.008H9.75V15zm0 2.25h.008v.008H9.75v-.008zM7.5 15h.008v.008H7.5V15zm0 2.25h.008v.008H7.5v-.008zm6.75-4.5h.008v.008h-.008v-.008zm0 2.25h.008v.008h-.008V15zm0 2.25h.008v.008h-.008v-.008zm2.25-4.5h.008v.008H16.5v-.008zm0 2.25h.008v.008H16.5V15z" />
                        </svg>
                        加载示例
                    </button>
                    <div class="absolute right-0 mt-2 w-48 bg-slate-800 border border-slate-700 rounded-lg shadow-xl hidden group-hover:block z-50 overflow-hidden">
                        <a href="#" @click.prevent="loadDemo('get')" class="block px-4 py-2 hover:bg-slate-700 text-slate-300 text-xs">GET JSON Request</a>
                        <a href="#" @click.prevent="loadDemo('post')" class="block px-4 py-2 hover:bg-slate-700 text-slate-300 text-xs">POST JSON Data</a>
                        <a href="#" @click.prevent="loadDemo('image')" class="block px-4 py-2 hover:bg-slate-700 text-slate-300 text-xs">GET Image Binary</a>
                        <a href="#" @click.prevent="loadDemo('404')" class="block px-4 py-2 hover:bg-slate-700 text-slate-300 text-xs">404 Error Test</a>
                    </div>
                </div>

                <div class="h-4 w-px bg-slate-700"></div>

                <!-- Import cURL -->
                <button @click="showImportModal = true" class="text-slate-400 hover:text-white transition flex items-center px-2">
                    <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-4 h-4 mr-1.5">
                        <path stroke-linecap="round" stroke-linejoin="round" d="M3 16.5v2.25A2.25 2.25 0 005.25 21h13.5A2.25 2.25 0 0021 18.75V16.5m-13.5-9L12 3m0 0l4.5 4.5M12 3v13.5" />
                    </svg>
                    导入 cURL
                </button>

                <div class="h-4 w-px bg-slate-700"></div>

                <span v-if="loading" class="text-blue-400 flex items-center animate-pulse">
                    <svg class="animate-spin -ml-1 mr-2 h-4 w-4 text-blue-400" xmlns="http://www.w3.org/2000/svg" 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 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z"></path>
                    </svg>
                    发送中...
                </span>
                
                <a href="https://huggingface.co/spaces/duqing26/http-request-studio" target="_blank" class="hover:text-white transition opacity-70 hover:opacity-100">
                    <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-5 h-5">
                        <path stroke-linecap="round" stroke-linejoin="round" d="M13.5 6H5.25A2.25 2.25 0 003 8.25v10.5A2.25 2.25 0 005.25 21h10.5A2.25 2.25 0 0018 18.75V10.5m-10.5 6L21 3m0 0h-5.25M21 3v5.25" />
                    </svg>
                </a>
            </div>
        </header>

        <!-- Main Content -->
        <div class="flex-1 flex overflow-hidden">
            <!-- Sidebar (History) -->
            <div class="w-64 bg-slate-900 border-r border-slate-800 flex flex-col shrink-0 transition-all duration-300" :class="{'w-0 opacity-0': !showSidebar}">
                <div class="p-3 border-b border-slate-800 flex justify-between items-center bg-slate-800/20">
                    <span class="font-semibold text-slate-400 text-xs uppercase tracking-wider">History</span>
                    <button @click="clearHistory" class="text-xs text-slate-500 hover:text-red-400 p-1 rounded hover:bg-slate-800 transition" title="清空历史">
                        <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-4 h-4">
                            <path stroke-linecap="round" stroke-linejoin="round" d="M14.74 9l-.346 9m-4.788 0L9.26 9m9.968-3.21c.342.052.682.107 1.022.166m-1.022-.165L18.16 19.673a2.25 2.25 0 01-2.244 2.077H8.084a2.25 2.25 0 01-2.244-2.077L4.772 5.79m14.456 0a48.108 48.108 0 00-3.478-.397m-12 .562c.34-.059.68-.114 1.022-.165m0 0a48.11 48.11 0 013.478-.397m7.5 0v-.916c0-1.18-.91-2.164-2.09-2.201a51.964 51.964 0 00-3.32 0c-1.18.037-2.09 1.022-2.09 2.201v.916m7.5 0a48.667 48.667 0 00-7.5 0" />
                        </svg>
                    </button>
                </div>
                <div class="flex-1 overflow-y-auto p-2 space-y-2 custom-scrollbar">
                    <div v-if="history.length === 0" class="text-center text-slate-700 py-10 text-xs flex flex-col items-center">
                        <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-8 h-8 mb-2 opacity-50">
                            <path stroke-linecap="round" stroke-linejoin="round" d="M12 6v6h4.5m4.5 0a9 9 0 11-18 0 9 9 0 0118 0z" />
                        </svg>
                        暂无记录
                    </div>
                    <div v-for="(item, index) in history" :key="index" 
                         @click="loadHistory(item)"
                         class="group p-3 rounded-lg hover:bg-slate-800 cursor-pointer border border-transparent hover:border-slate-700 transition-all relative">
                        <div class="flex items-center justify-between mb-1">
                            <span :class="getMethodColor(item.method)" class="text-[10px] font-bold px-1.5 py-0.5 rounded bg-opacity-10 w-auto">${ item.method }</span>
                            <span class="text-[10px] text-slate-500">${ formatDate(item.timestamp) }</span>
                        </div>
                        <div class="text-xs text-slate-300 truncate font-mono mb-1 opacity-80 group-hover:opacity-100" :title="item.url">${ item.url }</div>
                        <div class="flex items-center justify-between mt-1">
                             <div class="flex items-center space-x-2">
                                <span v-if="item.status" :class="getStatusColor(item.status)" class="text-[10px] px-1.5 py-0.5 rounded-full bg-opacity-20 font-medium">
                                    ${ item.status }
                                </span>
                                <span class="text-[10px] text-slate-600">${ item.duration }ms</span>
                             </div>
                        </div>
                    </div>
                </div>
            </div>

            <!-- Workspace -->
            <div class="flex-1 flex flex-col min-w-0 bg-slate-900 relative">
                 <!-- Toggle Sidebar Button -->
                 <button @click="showSidebar = !showSidebar" class="absolute top-1/2 left-0 -translate-y-1/2 z-10 bg-slate-800 border border-slate-700 text-slate-400 p-1 rounded-r shadow hover:text-white" style="width: 16px; height: 32px; display: flex; align-items: center; justify-content: center;">
                    <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-3 h-3">
                        <path v-if="showSidebar" stroke-linecap="round" stroke-linejoin="round" d="M15.75 19.5L8.25 12l7.5-7.5" />
                        <path v-else stroke-linecap="round" stroke-linejoin="round" d="M8.25 4.5l7.5 7.5-7.5 7.5" />
                    </svg>
                </button>

                <!-- Request Bar -->
                <div class="p-4 border-b border-slate-800 bg-slate-800/30 backdrop-blur-sm z-10">
                    <div class="flex space-x-2">
                        <select v-model="currentRequest.method" class="bg-slate-800 border border-slate-600 text-white text-sm rounded-lg px-3 py-2.5 focus:outline-none focus:border-blue-500 font-bold w-28 transition shadow-sm hover:border-slate-500">
                            <option value="GET">GET</option>
                            <option value="POST">POST</option>
                            <option value="PUT">PUT</option>
                            <option value="DELETE">DELETE</option>
                            <option value="PATCH">PATCH</option>
                            <option value="HEAD">HEAD</option>
                            <option value="OPTIONS">OPTIONS</option>
                        </select>
                        <div class="flex-1 relative group">
                            <input type="text" v-model="currentRequest.url" 
                                   placeholder="输入 URL (例如: https://httpbin.org/get)" 
                                   @keyup.enter="sendRequest"
                                   class="w-full bg-slate-800 border border-slate-600 text-white text-sm rounded-lg px-4 py-2.5 focus:outline-none focus:border-blue-500 font-mono transition shadow-sm hover:border-slate-500">
                            <div class="absolute inset-y-0 right-0 flex items-center pr-3 pointer-events-none text-slate-600 group-focus-within:text-blue-500 transition">
                                <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-4 h-4">
                                    <path stroke-linecap="round" stroke-linejoin="round" d="M13.19 8.688a4.5 4.5 0 011.242 7.244l-4.5 4.5a4.5 4.5 0 01-6.364-6.364l1.757-1.757m13.35-.622l1.757-1.757a4.5 4.5 0 00-6.364-6.364l-4.5 4.5a4.5 4.5 0 001.242 7.244" />
                                </svg>
                            </div>
                        </div>
                        <button @click="sendRequest" :disabled="loading"
                                class="bg-blue-600 hover:bg-blue-500 text-white px-8 py-2.5 rounded-lg font-medium transition shadow-lg shadow-blue-900/50 flex items-center disabled:opacity-50 disabled:cursor-not-allowed disabled:shadow-none transform active:scale-95">
                            <svg v-if="!loading" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-4 h-4 mr-2">
                                <path stroke-linecap="round" stroke-linejoin="round" d="M6 12L3.269 3.126A59.768 59.768 0 0121.485 12 59.77 59.77 0 013.27 20.876L5.999 12zm0 0h7.5" />
                            </svg>
                            <svg v-else class="animate-spin -ml-1 mr-2 h-4 w-4 text-white" xmlns="http://www.w3.org/2000/svg" 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 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z"></path>
                            </svg>
                            发送
                        </button>
                    </div>
                </div>

                <!-- Main Split Pane (Request Config / Response) -->
                <div class="flex-1 flex flex-col md:flex-row overflow-hidden">
                    
                    <!-- Request Config (Left/Top) -->
                    <div class="flex-1 flex flex-col border-r border-slate-800 min-w-[300px]">
                        <!-- Tabs -->
                        <div class="flex border-b border-slate-800 bg-slate-900">
                            <button v-for="tab in ['Params', 'Headers', 'Body', 'Auth']" 
                                    @click="activeReqTab = tab"
                                    :class="activeReqTab === tab ? 'text-blue-400 border-b-2 border-blue-400 bg-slate-800/50' : 'text-slate-400 hover:text-slate-200 hover:bg-slate-800/30'"
                                    class="px-6 py-3 text-sm font-medium transition flex items-center">
                                ${ tab }
                                <span v-if="tab === 'Params' && paramsCount > 0" class="ml-2 text-[10px] bg-blue-900 text-blue-300 px-1.5 py-0.5 rounded-full font-bold">${ paramsCount }</span>
                                <span v-if="tab === 'Headers' && headersCount > 0" class="ml-2 text-[10px] bg-blue-900 text-blue-300 px-1.5 py-0.5 rounded-full font-bold">${ headersCount }</span>
                            </button>
                        </div>

                        <!-- Tab Content -->
                        <div class="flex-1 overflow-y-auto p-4 bg-slate-900">
                            
                            <!-- Params Tab -->
                            <div v-if="activeReqTab === 'Params'" class="animate-fade-in">
                                <div class="space-y-3">
                                    <div class="flex justify-between items-center mb-2">
                                        <div class="text-xs text-slate-500 uppercase tracking-wider font-semibold">Query Parameters</div>
                                        <button @click="addParam" class="text-xs text-blue-400 hover:text-blue-300 flex items-center bg-slate-800 px-2 py-1 rounded hover:bg-slate-700 transition">
                                            <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-3 h-3 mr-1">
                                                <path stroke-linecap="round" stroke-linejoin="round" d="M12 4.5v15m7.5-7.5h-15" />
                                            </svg>
                                            添加参数
                                        </button>
                                    </div>
                                    <div v-if="currentRequest.params.length === 0" class="text-center text-slate-600 py-8 text-sm italic">
                                        没有查询参数
                                    </div>
                                    <div v-for="(param, idx) in currentRequest.params" :key="idx" class="flex space-x-2 group items-center">
                                        <div class="pt-0">
                                            <input type="checkbox" v-model="param.active" class="rounded bg-slate-700 border-slate-600 text-blue-500 focus:ring-offset-slate-900">
                                        </div>
                                        <input type="text" v-model="param.key" placeholder="Key" class="flex-1 bg-slate-800 border border-slate-700 rounded px-3 py-1.5 text-sm text-slate-300 focus:border-blue-500 outline-none transition placeholder-slate-600">
                                        <input type="text" v-model="param.value" placeholder="Value" class="flex-1 bg-slate-800 border border-slate-700 rounded px-3 py-1.5 text-sm text-slate-300 focus:border-blue-500 outline-none transition placeholder-slate-600">
                                        <button @click="removeParam(idx)" class="text-slate-600 hover:text-red-400 opacity-0 group-hover:opacity-100 px-2 transition">
                                            <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-4 h-4">
                                                <path stroke-linecap="round" stroke-linejoin="round" d="M6 18L18 6M6 6l12 12" />
                                            </svg>
                                        </button>
                                    </div>
                                </div>
                            </div>

                            <!-- Headers Tab -->
                            <div v-if="activeReqTab === 'Headers'" class="animate-fade-in">
                                <div class="space-y-3">
                                    <div class="flex justify-between items-center mb-2">
                                        <div class="text-xs text-slate-500 uppercase tracking-wider font-semibold">Request Headers</div>
                                        <button @click="addHeader" class="text-xs text-blue-400 hover:text-blue-300 flex items-center bg-slate-800 px-2 py-1 rounded hover:bg-slate-700 transition">
                                            <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-3 h-3 mr-1">
                                                <path stroke-linecap="round" stroke-linejoin="round" d="M12 4.5v15m7.5-7.5h-15" />
                                            </svg>
                                            添加 Header
                                        </button>
                                    </div>
                                    <div v-for="(header, idx) in currentRequest.headers" :key="idx" class="flex space-x-2 group items-center">
                                        <div class="pt-0">
                                            <input type="checkbox" v-model="header.active" class="rounded bg-slate-700 border-slate-600 text-blue-500 focus:ring-offset-slate-900">
                                        </div>
                                        <input type="text" v-model="header.key" placeholder="Key" class="flex-1 bg-slate-800 border border-slate-700 rounded px-3 py-1.5 text-sm text-slate-300 focus:border-blue-500 outline-none transition placeholder-slate-600 font-mono text-xs">
                                        <input type="text" v-model="header.value" placeholder="Value" class="flex-1 bg-slate-800 border border-slate-700 rounded px-3 py-1.5 text-sm text-slate-300 focus:border-blue-500 outline-none transition placeholder-slate-600">
                                        <button @click="removeHeader(idx)" class="text-slate-600 hover:text-red-400 opacity-0 group-hover:opacity-100 px-2 transition">
                                            <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-4 h-4">
                                                <path stroke-linecap="round" stroke-linejoin="round" d="M6 18L18 6M6 6l12 12" />
                                            </svg>
                                        </button>
                                    </div>
                                </div>
                            </div>

                            <!-- Body Tab -->
                            <div v-if="activeReqTab === 'Body'" class="animate-fade-in h-full flex flex-col">
                                <div class="flex items-center space-x-6 mb-4 px-1">
                                    <label class="flex items-center space-x-2 cursor-pointer group">
                                        <input type="radio" v-model="currentRequest.bodyType" value="none" class="text-blue-500 focus:ring-blue-500 bg-slate-700 border-slate-600 focus:ring-offset-slate-900">
                                        <span class="text-sm text-slate-400 group-hover:text-slate-200 transition">None</span>
                                    </label>
                                    <label class="flex items-center space-x-2 cursor-pointer group">
                                        <input type="radio" v-model="currentRequest.bodyType" value="json" class="text-blue-500 focus:ring-blue-500 bg-slate-700 border-slate-600 focus:ring-offset-slate-900">
                                        <span class="text-sm text-slate-400 group-hover:text-slate-200 transition">JSON</span>
                                    </label>
                                    <label class="flex items-center space-x-2 cursor-pointer group">
                                        <input type="radio" v-model="currentRequest.bodyType" value="text" class="text-blue-500 focus:ring-blue-500 bg-slate-700 border-slate-600 focus:ring-offset-slate-900">
                                        <span class="text-sm text-slate-400 group-hover:text-slate-200 transition">Text</span>
                                    </label>
                                </div>
                                <div v-if="currentRequest.bodyType === 'json'" class="flex-1 relative border border-slate-700 rounded-lg overflow-hidden">
                                    <button @click="formatBody" class="absolute top-2 right-2 z-10 text-xs bg-slate-800 hover:bg-slate-700 text-slate-300 px-2 py-1 rounded border border-slate-600 transition opacity-70 hover:opacity-100">
                                        Format JSON
                                    </button>
                                    <textarea v-model="currentRequest.bodyContent" 
                                              class="w-full h-full bg-slate-800 p-4 font-mono text-sm text-green-400 focus:border-blue-500 outline-none resize-none code-editor"
                                              placeholder="{ 'key': 'value' }"></textarea>
                                </div>
                                <div v-if="currentRequest.bodyType === 'text'" class="flex-1 border border-slate-700 rounded-lg overflow-hidden">
                                    <textarea v-model="currentRequest.bodyContent" 
                                              class="w-full h-full bg-slate-800 p-4 font-mono text-sm text-slate-300 focus:border-blue-500 outline-none resize-none"
                                              placeholder="Raw text content..."></textarea>
                                </div>
                                <div v-if="currentRequest.bodyType === 'none'" class="flex-1 flex flex-col items-center justify-center text-slate-600 italic border border-dashed border-slate-800 rounded-lg">
                                    <span class="mb-2">This request has no body</span>
                                    <span class="text-xs opacity-50">Select JSON or Text to add content</span>
                                </div>
                            </div>

                             <!-- Auth Tab (Simple) -->
                             <div v-if="activeReqTab === 'Auth'" class="animate-fade-in">
                                <div class="bg-slate-800/50 p-6 rounded-lg border border-slate-700 text-center">
                                    <div class="text-sm text-slate-400 mb-4">目前仅支持通过 Headers 添加认证信息。</div>
                                    <button @click="addAuthHeader" class="bg-blue-600 hover:bg-blue-500 text-white px-4 py-2 rounded text-sm transition shadow-lg shadow-blue-900/30">
                                        添加 Bearer Token Header
                                    </button>
                                    <p class="text-xs text-slate-500 mt-4">更多认证方式(Basic Auth, OAuth2)正在开发中...</p>
                                </div>
                             </div>

                        </div>
                    </div>

                    <!-- Response (Right/Bottom) -->
                    <div class="flex-1 flex flex-col min-w-[300px] bg-slate-900 border-l border-slate-800">
                        <div v-if="response" class="h-full flex flex-col">
                            <!-- Response Meta -->
                            <div class="px-4 py-3 border-b border-slate-800 bg-slate-800/20 flex justify-between items-center">
                                <div class="flex items-center space-x-6">
                                    <span class="text-xs font-medium text-slate-400 uppercase tracking-wider">Status</span>
                                    <span :class="getStatusColor(response.status)" class="font-bold text-sm px-2 py-0.5 rounded-full">${ response.status } ${ response.status_text }</span>
                                    
                                    <div class="h-4 w-px bg-slate-700"></div>

                                    <span class="text-xs font-medium text-slate-400 uppercase tracking-wider">Time</span>
                                    <span class="text-sm text-slate-200 font-mono">${ response.duration }ms</span>

                                    <div class="h-4 w-px bg-slate-700"></div>

                                    <span class="text-xs font-medium text-slate-400 uppercase tracking-wider">Size</span>
                                    <span class="text-sm text-slate-200 font-mono">${ formatSize(response.size) }</span>
                                </div>
                                <div class="flex space-x-2">
                                     <button @click="copyResponse" class="text-slate-400 hover:text-white text-xs bg-slate-800 px-2 py-1 rounded border border-slate-700 transition flex items-center" title="复制结果">
                                        <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-3 h-3 mr-1">
                                            <path stroke-linecap="round" stroke-linejoin="round" d="M15.75 17.25v3.375c0 .621-.504 1.125-1.125 1.125h-9.75a1.125 1.125 0 01-1.125-1.125V7.875c0-.621.504-1.125 1.125-1.125H6.75a9.06 9.06 0 011.5.124m7.5 10.376h3.375c.621 0 1.125-.504 1.125-1.125V11.25c0-4.46-3.243-8.161-7.5-8.876a9.06 9.06 0 00-1.5-.124H9.375c-.621 0-1.125.504-1.125 1.125v3.5m7.5 10.375H9.375a1.125 1.125 0 01-1.125-1.125v-9.25m12 6.625v-1.875a3.375 3.375 0 00-3.375-3.375h-1.5" />
                                        </svg>
                                        Copy
                                    </button>
                                </div>
                            </div>

                            <!-- Response Body -->
                            <div class="flex-1 overflow-hidden relative group bg-slate-900">
                                <div v-if="response.is_binary" class="w-full h-full flex flex-col items-center justify-center p-4 overflow-auto">
                                    <div v-if="response.content_type && response.content_type.startsWith('image/')" class="text-center">
                                        <img :src="`data:${response.content_type};base64,${response.data}`" class="max-w-full max-h-[70vh] shadow-2xl rounded-lg border border-slate-700 bg-[url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyMCIgaGVpZ2h0PSIyMCIgZmlsbD0iIzMzMyIgZmlsbC1vcGFjaXR5PSIwLjEiPjxwYXRoIGQ9Ik0wIDBoMTB2MTBIMHptMTAgMTBoMTB2MTBIMTB6Ii8+PC9zdmc+')] bg-repeat" />
                                        <div class="mt-4 px-3 py-1 bg-slate-800 rounded-full inline-block text-xs text-slate-400 border border-slate-700 font-mono">${ response.content_type }</div>
                                    </div>
                                    <div v-else class="text-center">
                                        <div class="w-20 h-20 bg-slate-800 rounded-full flex items-center justify-center mx-auto mb-4 border border-slate-700">
                                            <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-10 h-10 text-slate-500">
                                                <path stroke-linecap="round" stroke-linejoin="round" d="M19.5 14.25v-2.625a3.375 3.375 0 00-3.375-3.375h-1.5A1.125 1.125 0 0113.5 7.125v-1.5a3.375 3.375 0 00-3.375-3.375H8.25m2.25 0H5.625c-.621 0-1.125.504-1.125 1.125v17.25c0 .621.504 1.125 1.125 1.125h12.75c.621 0 1.125-.504 1.125-1.125V11.25a9 9 0 00-9-9z" />
                                            </svg>
                                        </div>
                                        <p class="text-slate-300 font-medium text-lg">Binary Content</p>
                                        <p class="text-xs text-slate-500 mt-1 font-mono">${ response.content_type }</p>
                                        <p class="text-xs text-slate-600 mt-4 bg-slate-800/50 px-4 py-2 rounded">Preview unavailable for this file type</p>
                                    </div>
                                </div>
                                <div v-else class="w-full h-full relative">
                                    <pre v-if="response.is_json" class="w-full h-full p-4 overflow-auto text-sm font-mono language-json custom-scrollbar"><code class="language-json">${ formatResponseData(response.data) }</code></pre>
                                    <pre v-else class="w-full h-full p-4 overflow-auto text-sm font-mono text-slate-300 whitespace-pre-wrap custom-scrollbar">${ response.data }</pre>
                                </div>
                            </div>
                        </div>
                        
                        <div v-else class="flex-1 flex flex-col items-center justify-center text-slate-600">
                            <div class="w-24 h-24 bg-slate-800/50 rounded-full flex items-center justify-center mb-6">
                                <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-12 h-12 opacity-30">
                                    <path stroke-linecap="round" stroke-linejoin="round" d="M6 12L3.269 3.126A59.768 59.768 0 0121.485 12 59.77 59.77 0 013.27 20.876L5.999 12zm0 0h7.5" />
                                </svg>
                            </div>
                            <p class="text-lg font-medium text-slate-500">Ready to Request</p>
                            <p class="text-sm text-slate-600 mt-2">Enter URL and click Send to see the response</p>
                        </div>
                    </div>

                </div>
            </div>
        </div>
    </div>

    <!-- Import Modal -->
    <div v-if="showImportModal" class="fixed inset-0 bg-black/70 backdrop-blur-sm flex items-center justify-center z-50">
        <div class="bg-slate-800 border border-slate-700 rounded-lg shadow-2xl w-[600px] max-w-full m-4 p-6 animate-scale-in">
            <h3 class="text-lg font-bold text-white mb-4">Import cURL</h3>
            <textarea v-model="curlInput" class="w-full h-40 bg-slate-900 border border-slate-700 rounded p-3 font-mono text-sm text-slate-300 focus:border-blue-500 outline-none resize-none mb-4" placeholder="Paste cURL command here..."></textarea>
            <div class="flex justify-end space-x-3">
                <button @click="showImportModal = false" class="px-4 py-2 rounded text-slate-400 hover:text-white hover:bg-slate-700 transition text-sm">Cancel</button>
                <button @click="importCurl" class="px-4 py-2 rounded bg-blue-600 hover:bg-blue-500 text-white font-medium transition text-sm">Import</button>
            </div>
        </div>
    </div>

    <script>
        const { createApp, ref, computed, onMounted, nextTick } = Vue;

        createApp({
            delimiters: ['${', '}'],
            setup() {
                const loading = ref(false);
                const activeReqTab = ref('Params');
                const history = ref([]);
                const response = ref(null);
                const showSidebar = ref(true);
                const showImportModal = ref(false);
                const curlInput = ref('');

                const currentRequest = ref({
                    method: 'GET',
                    url: 'https://httpbin.org/get',
                    params: [{ key: 'hello', value: 'world', active: true }],
                    headers: [
                        { key: 'User-Agent', value: 'HttpRequestStudio/1.0', active: true },
                        { key: 'Accept', value: 'application/json', active: true }
                    ],
                    bodyType: 'none',
                    bodyContent: ''
                });

                // Load history from local storage
                onMounted(() => {
                    const saved = localStorage.getItem('http-studio-history');
                    if (saved) {
                        history.value = JSON.parse(saved);
                    }
                    
                    // Add default header if empty
                    if (currentRequest.value.headers.length === 0 || (currentRequest.value.headers.length === 1 && !currentRequest.value.headers[0].key)) {
                        currentRequest.value.headers = [
                            { key: 'User-Agent', value: 'HttpRequestStudio/1.0', active: true },
                            { key: 'Accept', value: '*/*', active: true }
                        ];
                    }
                });

                const paramsCount = computed(() => currentRequest.value.params.filter(p => p.key && p.active).length);
                const headersCount = computed(() => currentRequest.value.headers.filter(h => h.key && h.active).length);

                const addParam = () => currentRequest.value.params.push({ key: '', value: '', active: true });
                const removeParam = (idx) => currentRequest.value.params.splice(idx, 1);

                const addHeader = () => currentRequest.value.headers.push({ key: '', value: '', active: true });
                const removeHeader = (idx) => currentRequest.value.headers.splice(idx, 1);
                
                const addAuthHeader = () => {
                    currentRequest.value.headers.push({ key: 'Authorization', value: 'Bearer ', active: true });
                    activeReqTab.value = 'Headers';
                };

                const clearHistory = () => {
                    if(confirm('确定清空所有历史记录吗?')) {
                        history.value = [];
                        localStorage.removeItem('http-studio-history');
                    }
                };

                const formatBody = () => {
                    try {
                        const obj = JSON.parse(currentRequest.value.bodyContent);
                        currentRequest.value.bodyContent = JSON.stringify(obj, null, 2);
                    } catch (e) {
                        alert('JSON 格式无效');
                    }
                };

                const formatResponseData = (data) => {
                    if (typeof data === 'object') {
                        return JSON.stringify(data, null, 2);
                    }
                    return data;
                };

                const getMethodColor = (method) => {
                    const colors = {
                        'GET': 'text-green-400',
                        'POST': 'text-yellow-400',
                        'PUT': 'text-blue-400',
                        'DELETE': 'text-red-400',
                        'PATCH': 'text-purple-400'
                    };
                    return colors[method] || 'text-slate-400';
                };

                const getStatusColor = (status) => {
                    if (status >= 200 && status < 300) return 'text-green-400 bg-green-900/50';
                    if (status >= 300 && status < 400) return 'text-yellow-400 bg-yellow-900/50';
                    if (status >= 400 && status < 500) return 'text-orange-400 bg-orange-900/50';
                    if (status >= 500) return 'text-red-400 bg-red-900/50';
                    return 'text-slate-400 bg-slate-800';
                };
                
                const formatSize = (bytes) => {
                    if (bytes === undefined || bytes === null) return '0 B';
                    if (bytes < 1024) return bytes + ' B';
                    if (bytes < 1024 * 1024) return (bytes / 1024).toFixed(2) + ' KB';
                    return (bytes / (1024 * 1024)).toFixed(2) + ' MB';
                };
                
                const formatDate = (ts) => {
                    return new Date(ts).toLocaleTimeString();
                };

                const loadDemo = (type) => {
                    const demos = {
                        'get': {
                            method: 'GET',
                            url: 'https://httpbin.org/get',
                            params: [{ key: 'demo_param', value: 'hello_world', active: true }],
                            headers: [{ key: 'Accept', value: 'application/json', active: true }],
                            bodyType: 'none',
                            bodyContent: ''
                        },
                        'post': {
                            method: 'POST',
                            url: 'https://httpbin.org/post',
                            params: [],
                            headers: [
                                { key: 'Content-Type', value: 'application/json', active: true },
                                { key: 'X-Custom-Header', value: 'demo-value', active: true }
                            ],
                            bodyType: 'json',
                            bodyContent: '{\n  "name": "HTTP Request Studio",\n  "description": "Powerful API Client",\n  "active": true\n}'
                        },
                        'image': {
                            method: 'GET',
                            url: 'https://httpbin.org/image/png',
                            params: [],
                            headers: [],
                            bodyType: 'none',
                            bodyContent: ''
                        },
                        '404': {
                            method: 'GET',
                            url: 'https://httpbin.org/status/404',
                            params: [],
                            headers: [],
                            bodyType: 'none',
                            bodyContent: ''
                        }
                    };

                    const demo = demos[type];
                    if (demo) {
                        currentRequest.value = JSON.parse(JSON.stringify(demo));
                        // Add default user agent
                        currentRequest.value.headers.push({ key: 'User-Agent', value: 'HttpRequestStudio/1.0', active: true });
                    }
                };

                const loadHistory = (item) => {
                    currentRequest.value.method = item.method;
                    currentRequest.value.url = item.url;
                    
                    if (item.headers) {
                        currentRequest.value.headers = Array.isArray(item.headers) ? item.headers : 
                             Object.entries(item.headers).map(([k, v]) => ({ key: k, value: v, active: true }));
                    }
                    
                    if (item.params) {
                        currentRequest.value.params = Array.isArray(item.params) ? item.params :
                             Object.entries(item.params).map(([k, v]) => ({ key: k, value: v, active: true }));
                    }

                    if (item.body) {
                         currentRequest.value.bodyContent = item.body;
                         try {
                             JSON.parse(item.body);
                             currentRequest.value.bodyType = 'json';
                         } catch {
                             currentRequest.value.bodyType = 'text';
                         }
                    } else {
                        currentRequest.value.bodyType = 'none';
                        currentRequest.value.bodyContent = '';
                    }
                };

                const copyResponse = () => {
                    if (!response.value) return;
                    const content = response.value.is_json 
                        ? JSON.stringify(response.value.data, null, 2) 
                        : response.value.data;
                    
                    navigator.clipboard.writeText(content).then(() => {
                        alert('已复制到剪贴板');
                    });
                };

                const importCurl = () => {
                    const curl = curlInput.value.trim();
                    if (!curl) return;

                    // Basic cURL parser
                    // Note: This is a simplified parser
                    try {
                        const methodMatch = curl.match(/-X\s+([A-Z]+)/) || curl.match(/--request\s+([A-Z]+)/);
                        const method = methodMatch ? methodMatch[1] : 'GET';
                        
                        // Extract URL (naively)
                        const urlMatch = curl.match(/['"](http[s]?:\/\/[^'"]+)['"]/) || curl.match(/(http[s]?:\/\/[^\s]+)/);
                        const url = urlMatch ? urlMatch[1] : '';

                        if (!url) {
                            alert('无法解析 URL');
                            return;
                        }

                        // Extract Headers
                        const headers = [];
                        const headerRegex = /-H\s+['"]([^'"]+)['"]/g;
                        let match;
                        while ((match = headerRegex.exec(curl)) !== null) {
                            const [key, value] = match[1].split(/:\s*(.*)/);
                            headers.push({ key: key.trim(), value: value.trim(), active: true });
                        }

                        // Extract Data
                        const dataMatch = curl.match(/-d\s+['"]([^'"]+)['"]/) || curl.match(/--data\s+['"]([^'"]+)['"]/) || curl.match(/--data-raw\s+['"]([^'"]+)['"]/);
                        const body = dataMatch ? dataMatch[1] : '';

                        currentRequest.value = {
                            method,
                            url,
                            headers: headers.length ? headers : [{ key: 'User-Agent', value: 'HttpRequestStudio/1.0', active: true }],
                            params: [],
                            bodyType: body ? (isValidJson(body) ? 'json' : 'text') : 'none',
                            bodyContent: body
                        };

                        showImportModal.value = false;
                        curlInput.value = '';
                    } catch (e) {
                        alert('解析 cURL 失败: ' + e.message);
                    }
                };
                
                const isValidJson = (str) => {
                    try { JSON.parse(str); return true; } catch { return false; }
                };

                const sendRequest = async () => {
                    if (!currentRequest.value.url) {
                        alert('请输入 URL');
                        return;
                    }

                    loading.value = true;
                    response.value = null;

                    // Prepare payload
                    const headers = {};
                    currentRequest.value.headers.forEach(h => {
                        if (h.active && h.key) headers[h.key] = h.value;
                    });
                    
                    const params = {};
                    currentRequest.value.params.forEach(p => {
                        if (p.active && p.key) params[p.key] = p.value;
                    });

                    // Set Content-Type if JSON body
                    if (currentRequest.value.bodyType === 'json') {
                        if (!headers['Content-Type']) headers['Content-Type'] = 'application/json';
                    }

                    const payload = {
                        method: currentRequest.value.method,
                        url: currentRequest.value.url,
                        params: params,
                        headers: headers,
                        body: currentRequest.value.bodyType !== 'none' ? currentRequest.value.bodyContent : null
                    };

                    try {
                        const res = await fetch('/api/request', {
                            method: 'POST',
                            headers: {
                                'Content-Type': 'application/json'
                            },
                            body: JSON.stringify(payload)
                        });

                        const data = await res.json();
                        if (data.error) {
                            alert('请求失败: ' + data.error);
                            response.value = {
                                status: 0,
                                status_text: 'Error',
                                duration: 0,
                                size: 0,
                                data: data.error,
                                is_json: false
                            };
                        } else {
                            response.value = data;
                            
                            // Save to history
                            const historyItem = {
                                ...currentRequest.value,
                                timestamp: Date.now(),
                                status: data.status,
                                duration: data.duration
                            };
                            
                            // Remove deep clone of headers/params for storage to save space, but here we keep structure
                            // Limit history size
                            history.value.unshift(historyItem);
                            if (history.value.length > 50) history.value.pop();
                            localStorage.setItem('http-studio-history', JSON.stringify(history.value));
                        }
                    } catch (e) {
                        alert('网络错误: ' + e.message);
                    } finally {
                        loading.value = false;
                        nextTick(() => {
                             if(window.Prism) Prism.highlightAll();
                        });
                    }
                };

                return {
                    loading,
                    activeReqTab,
                    history,
                    response,
                    currentRequest,
                    paramsCount,
                    headersCount,
                    showSidebar,
                    showImportModal,
                    curlInput,
                    addParam,
                    removeParam,
                    addHeader,
                    removeHeader,
                    addAuthHeader,
                    clearHistory,
                    formatBody,
                    formatResponseData,
                    getMethodColor,
                    getStatusColor,
                    formatSize,
                    formatDate,
                    sendRequest,
                    loadDemo,
                    loadHistory,
                    copyResponse,
                    importCurl
                };
            }
        }).mount('#app');
    </script>
</body>
</html>