{% extends 'base.html' %}

{% block title %}模型上传 - 节点挂载终端{% endblock %}

{% block content %}
<style>
    /* =========================================================
       1. 布局与毛玻璃面板 (继承大屏风格)
       ========================================================= */
    .upload-container {
        max-width: 800px; /* 限制表单最大宽度，让视觉更聚焦 */
        margin: 0 auto;
        padding-top: 20px;
    }

    .glass-panel {
        background: rgba(28, 37, 65, 0.6);
        border: 1px solid rgba(0, 229, 255, 0.2);
        border-radius: 12px;
        padding: 40px;
        box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.4), inset 0 0 20px rgba(0, 229, 255, 0.05);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        position: relative;
    }

    /* 面板科幻装饰角 */
    .glass-panel::before, .glass-panel::after { content: ''; position: absolute; width: 20px; height: 20px; border: 2px solid #00e5ff; }
    .glass-panel::before { top: -1px; left: -1px; border-right: none; border-bottom: none; }
    .glass-panel::after { bottom: -1px; right: -1px; border-left: none; border-top: none; }

    /* =========================================================
       2. 标题与输入控件
       ========================================================= */
    .cyber-panel-header {
        text-align: center;
        border-bottom: 1px solid rgba(0, 229, 255, 0.3);
        padding-bottom: 20px;
        margin-bottom: 30px;
        position: relative;
    }
    .cyber-panel-header h2 {
        color: #fff; font-weight: 800; letter-spacing: 3px; margin: 0;
        text-shadow: 0 0 10px rgba(0, 229, 255, 0.5);
    }
    .cyber-panel-header i { color: #00e5ff; margin-right: 15px; }

    .form-label { color: #00e5ff; font-size: 0.95rem; letter-spacing: 1px; margin-bottom: 8px; font-weight: 600; }

    .tech-input {
        background: rgba(0, 0, 0, 0.3) !important;
        border: 1px solid rgba(255, 255, 255, 0.1) !important;
        color: #fff !important;
        border-radius: 6px !important;
        padding: 12px 15px !important;
        transition: all 0.3s;
    }
    .tech-input:focus {
        border-color: #00e5ff !important;
        box-shadow: 0 0 15px rgba(0, 229, 255, 0.2) !important;
    }
    .tech-input::placeholder { color: #4a5568; }

    .input-group-text {
        background: rgba(0, 229, 255, 0.1);
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-right: none;
        color: #00e5ff;
    }

    /* 验证错误提示特调 */
    .invalid-feedback { color: #ff4757; font-size: 0.85rem; margin-top: 5px; font-family: monospace; }
    .was-validated .form-control:invalid { border-color: #ff4757 !important; box-shadow: 0 0 10px rgba(255, 71, 87, 0.2) !important; background-image: none; }

    /* =========================================================
       3. 科幻风文件拖拽上传区
       ========================================================= */
    .file-drop-area {
        position: relative;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        padding: 40px 20px;
        border: 2px dashed rgba(0, 229, 255, 0.4);
        border-radius: 8px;
        background: rgba(0, 229, 255, 0.02);
        transition: all 0.3s ease;
        cursor: pointer;
    }
    .file-drop-area:hover, .file-drop-area.is-active {
        background: rgba(0, 229, 255, 0.08);
        border-color: #00e5ff;
        box-shadow: inset 0 0 20px rgba(0, 229, 255, 0.1);
    }
    .file-drop-icon { font-size: 3rem; color: #3a506b; margin-bottom: 15px; transition: color 0.3s; }
    .file-drop-area:hover .file-drop-icon { color: #00e5ff; }

    .file-msg { color: #8d99ae; font-size: 0.95rem; margin-top: 10px; font-family: monospace; }
    .file-input {
        position: absolute; left: 0; top: 0; height: 100%; width: 100%;
        cursor: pointer; opacity: 0;
    }

    /* =========================================================
       4. 极客发光按钮
       ========================================================= */
    .btn-cyber {
        background: linear-gradient(90deg, rgba(0, 229, 255, 0.1), transparent);
        border: 1px solid #00e5ff;
        color: #00e5ff;
        border-radius: 4px;
        padding: 12px 40px;
        font-size: 1.1rem;
        font-weight: 700;
        letter-spacing: 3px;
        transition: all 0.3s;
        text-transform: uppercase;
        width: 100%;
        margin-top: 20px;
    }
    .btn-cyber:hover {
        background: #00e5ff;
        color: #0b132b;
        box-shadow: 0 0 20px rgba(0, 229, 255, 0.6);
        transform: translateY(-2px);
    }
</style>

<div class="upload-container">
    <div class="glass-panel">

        <div class="cyber-panel-header">
            <h2><i class="fas fa-cloud-upload-alt"></i> 节点权重装载 (Upload Model)</h2>
            <p style="color: #8d99ae; font-family: monospace; margin-top: 10px; font-size: 0.9rem;">
                > 请输入节点配置信息，并上传您的 YOLO (.pt/.pth) 权重矩阵
            </p>
        </div>

        <form method="post" enctype="multipart/form-data" class="needs-validation" novalidate>
            {% csrf_token %}

            <div class="mb-4">
                <label for="id_name" class="form-label">> 节点标识名称 [Model Name]</label>
                <div class="input-group">
                    <div class="input-group-prepend">
                        <span class="input-group-text"><i class="fas fa-microchip"></i></span>
                    </div>
                    <input type="text" name="name" id="id_name" class="form-control tech-input" placeholder="例如：葡萄成熟度综合识别_V8" required>
                    <div class="invalid-feedback">
                        [ERR] 节点名称不可为空。
                    </div>
                </div>
            </div>

            <div class="row">
                <div class="col-md-6 mb-4">
                    <label for="id_version" class="form-label">> 版本号 [Version]</label>
                    <div class="input-group">
                        <div class="input-group-prepend">
                            <span class="input-group-text"><i class="fas fa-code-branch"></i></span>
                        </div>
                        <input type="text" name="version" id="id_version" class="form-control tech-input" placeholder="例如：1.0" value="1.0">
                    </div>
                </div>
                <div class="col-md-6 mb-4">
                    <label for="id_mAP" class="form-label">> 性能指标 (mAP) [mAP]</label>
                    <div class="input-group">
                        <div class="input-group-prepend">
                            <span class="input-group-text"><i class="fas fa-chart-line"></i></span>
                        </div>
                        <input type="text" name="mAP" id="id_mAP" class="form-control tech-input" placeholder="例如：0.985">
                    </div>
                </div>
            </div>

            <div class="mb-4">
                <label for="id_architecture" class="form-label">> 网络架构 [Architecture]</label>
                <div class="input-group">
                    <div class="input-group-prepend">
                        <span class="input-group-text"><i class="fas fa-network-wired"></i></span>
                    </div>
                    <select name="architecture" id="id_architecture" class="form-control tech-input">
                        <option value="YOLOv8n">YOLOv8n</option>
                        <option value="YOLOv8s">YOLOv8s</option>
                        <option value="YOLOv8m">YOLOv8m</option>
                        <option value="YOLOv8l">YOLOv8l</option>
                        <option value="YOLOv8x">YOLOv8x</option>
                        <option value="YOLOv11n">YOLOv11n</option>
                        <option value="YOLOv11s">YOLOv11s</option>
                        <option value="YOLOv11m">YOLOv11m</option>
                        <option value="YOLOv11l">YOLOv11l</option>
                        <option value="YOLOv11x">YOLOv11x</option>
                        <option value="Custom">自定义</option>
                    </select>
                </div>
            </div>

            <div class="mb-4">
                <label for="id_description" class="form-label">> 网络架构说明 [Description]</label>
                <div class="input-group">
                    <div class="input-group-prepend">
                        <span class="input-group-text"><i class="fas fa-align-left"></i></span>
                    </div>
                    <textarea name="description" id="id_description" class="form-control tech-input" rows="4" placeholder="描述该模型的训练集情况、精度指标(mAP)及适用场景..." required></textarea>
                    <div class="invalid-feedback">
                        [ERR] 缺少架构描述说明。
                    </div>
                </div>
            </div>

            <div class="mb-4">
                <label for="id_model_file" class="form-label">> 挂载核心文件 [Weight File]</label>
                <div class="file-drop-area" id="drop-area">
                    <i class="fas fa-file-upload file-drop-icon" id="file-icon"></i>
                    <span class="btn btn-outline-info btn-sm" style="border-color: #00e5ff; color: #00e5ff;">选择本地数据源</span>
                    <span class="file-msg" id="file-msg">等待接收 .pt 或 .pth 文件流...</span>
                    <input type="file" name="model_file" id="id_model_file" class="file-input" required accept=".pt,.pth">
                </div>
                <div class="invalid-feedback d-block" id="file-error" style="display: none !important;">
                    [ERR] 未检测到权重文件流输入。
                </div>
            </div>

            <div class="mb-4">
                <label for="id_training_dataset" class="form-label">> 训练数据集 [Training Dataset]</label>
                <div class="input-group">
                    <div class="input-group-prepend">
                        <span class="input-group-text"><i class="fas fa-database"></i></span>
                    </div>
                    <input type="text" name="training_dataset" id="id_training_dataset" class="form-control tech-input" placeholder="例如：GrapeMaturity-10K">
                </div>
            </div>

            <div class="mb-4">
                <label for="id_classes" class="form-label">> 识别类别 [Classes]</label>
                <div class="input-group">
                    <div class="input-group-prepend">
                        <span class="input-group-text"><i class="fas fa-tags"></i></span>
                    </div>
                    <input type="text" name="classes" id="id_classes" class="form-control tech-input" placeholder="例如：未成熟,半成熟,成熟">
                    <small style="color: #8d99ae; font-size: 0.8rem; display: block; margin-top: 5px;">多个类别请用逗号分隔</small>
                </div>
            </div>

            <div class="text-center mt-5">
                <button type="submit" class="btn-cyber">
                    <i class="fas fa-satellite-dish me-2"></i> 启动装载序列
                </button>
            </div>
        </form>
    </div>
</div>

<script>
    document.addEventListener('DOMContentLoaded', function() {
        // --- 1. 表单验证逻辑 ---
        var forms = document.getElementsByClassName('needs-validation');
        Array.prototype.filter.call(forms, function(form) {
            form.addEventListener('submit', function(event) {
                var fileInput = document.getElementById('id_model_file');
                var fileError = document.getElementById('file-error');

                // 检查普通字段和文件是否为空
                if (form.checkValidity() === false || fileInput.files.length === 0) {
                    event.preventDefault();
                    event.stopPropagation();
                    if(fileInput.files.length === 0) {
                        fileError.style.setProperty('display', 'block', 'important');
                    }
                }
                form.classList.add('was-validated');
            }, false);
        });

        // --- 2. 科幻文件上传区交互特效 ---
        const fileInput = document.querySelector('.file-input');
        const dropArea = document.querySelector('.file-drop-area');
        const fileMsg = document.getElementById('file-msg');
        const fileIcon = document.getElementById('file-icon');
        const fileError = document.getElementById('file-error');

        // 拖拽时的外发光效果
        fileInput.addEventListener('dragenter', function() { dropArea.classList.add('is-active'); });
        fileInput.addEventListener('dragleave', function() { dropArea.classList.remove('is-active'); });
        fileInput.addEventListener('drop', function() { dropArea.classList.remove('is-active'); });

        // 选择文件后更新文字和图标
        fileInput.addEventListener('change', function() {
            if (fileInput.files.length > 0) {
                const fileName = fileInput.files[0].name;
                fileMsg.innerHTML = `<span style="color:#00ff88;">[OK] 已锁定文件: ${fileName}</span>`;
                fileIcon.className = 'fas fa-check-circle file-drop-icon';
                fileIcon.style.color = '#00ff88';
                fileError.style.setProperty('display', 'none', 'important');
            } else {
                fileMsg.innerText = '等待接收 .pt 或 .pth 文件流...';
                fileIcon.className = 'fas fa-file-upload file-drop-icon';
                fileIcon.style.color = '';
            }
        });
    });
</script>
{% endblock %}