/**
 * 模型选择器组件
 */

/**
 * 获取模型选择器的 HTML 内容
 */
export function getModelSelectorContent(): string {
  return `
    <!-- 模型选择 -->
    <div class="tooltip">
      <div class="custom-select" id="modelSelect">
        <div class="select-trigger" onclick="toggleModelDropdown()">
          <span class="select-value" id="modelValue">Auto</span>
          <svg class="select-arrow" viewBox="0 0 1024 1024" xmlns="http://www.w3.org/2000/svg">
            <path d="M507.8 727.728a30.016 30.016 0 0 1-21.288-8.824L231.104 463.496a30.088 30.088 0 0 1 0-42.568 30.088 30.088 0 0 1 42.568 0l234.128 234.128 234.16-234.128a30.088 30.088 0 0 1 42.568 0 30.088 30.088 0 0 1 0 42.568L529.08 718.904a30 30 0 0 1-21.28 8.824z" fill="#8a8a8a"/>
          </svg>
        </div>
        <div class="select-dropdown" id="modelDropdown">
          <div class="select-option" data-value="lite" data-tooltip="快速响应，适合简单任务" onclick="selectModel('lite', 'Lite')">Lite</div>
          <div class="select-option selected" data-value="auto" data-tooltip="自动选择最佳模型" onclick="selectModel('auto', 'Auto')">Auto</div>
          <div class="select-option" data-value="syntaxic" data-tooltip="语法分析和代码理解" onclick="selectModel('syntaxic', 'Syntaxic')">Syntaxic</div>
          <div class="select-option" data-value="max" data-tooltip="最强性能，复杂任务" onclick="selectModel('max', 'Max')">Max</div>
        </div>
        <!-- 模型选择器的 tooltip 容器 -->
        <div id="modelTooltip" class="model-tooltip"></div>
      </div>
      <span class="tooltiptext">选择模型</span>
    </div>
  `;
}

/**
 * 获取模型选择器的样式
 */
export function getModelSelectorStyles(): string {
  return `
    /* 自定义下拉框样式 */
    .custom-select {
      position: relative;
      user-select: none;
    }
    .select-trigger {
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 4px 8px;
      background: var(--vscode-input-background);
      color: var(--vscode-foreground);
      border: none;
      border-radius: 4px;
      cursor: pointer;
      font-size: 12px;
      transition: background 0.2s ease;
    }
    .select-trigger:hover {
      background: var(--vscode-list-hoverBackground);
    }
    .select-value {
      white-space: nowrap;
    }
    .select-arrow {
      width: 12px;
      height: 12px;
      flex-shrink: 0;
      transition: transform 0.2s ease;
    }
    .custom-select.active .select-arrow {
      transform: rotate(180deg);
    }
    .select-dropdown {
      position: absolute;
      bottom: calc(100% + 2px);
      left: 0;
      min-width: 100%;
      background: var(--vscode-dropdown-background);
      border: 1px solid var(--vscode-dropdown-border);
      border-radius: 4px;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
      z-index: 1100;
      display: none;
      overflow: visible;
    }
    .custom-select.active .select-dropdown {
      display: block;
    }
    /* 模型选择器的选项样式 */
    #modelDropdown .select-option {
      position: relative;
      padding: 6px 12px;
      font-size: 12px;
      cursor: pointer;
      transition: background 0.2s ease;
      white-space: nowrap;
    }
    #modelDropdown .select-option:hover {
      background: rgba(128, 128, 128, 0.3);
    }
    #modelDropdown .select-option.selected {
      background: rgba(128, 128, 128, 0.5);
      color: var(--vscode-foreground);
    }
    /* 模型选择器的 tooltip 样式 */
    .model-tooltip {
      position: fixed;
      background: #1e1e1e;
      color: #ffffff;
      padding: 8px 12px;
      border-radius: 6px;
      font-size: 12px;
      white-space: nowrap;
      pointer-events: none;
      z-index: 10000;
      border: 1px solid rgba(255, 255, 255, 0.2);
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.6);
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.2s ease, visibility 0.2s ease;
    }
    .model-tooltip.show {
      opacity: 1;
      visibility: visible;
    }
    /* tooltip 箭头 */
    .model-tooltip::before {
      content: "";
      position: absolute;
      right: 100%;
      top: 50%;
      transform: translateY(-50%);
      border-width: 7px;
      border-style: solid;
      border-color: transparent rgba(255, 255, 255, 0.2) transparent transparent;
      z-index: -1;
    }
    .model-tooltip::after {
      content: "";
      position: absolute;
      right: 100%;
      top: 50%;
      transform: translateY(-50%);
      border-width: 6px;
      border-style: solid;
      border-color: transparent #1e1e1e transparent transparent;
      margin-right: 1px;
    }
  `;
}

/**
 * 获取模型选择器的脚本
 */
export function getModelSelectorScript(): string {
  return `
    // 模型选择相关变量
    let currentModel = 'auto';

    // 切换模型下拉框显示/隐藏
    function toggleModelDropdown() {
      const modelSelect = document.getElementById('modelSelect');
      const customSelect = document.getElementById('customSelect');
      if (modelSelect) {
        modelSelect.classList.toggle('active');
        // 关闭模式下拉框
        if (customSelect) {
          customSelect.classList.remove('active');
        }
      }
    }

    // 选择模型
    function selectModel(value, label) {
      currentModel = value;
      const modelValue = document.getElementById('modelValue');
      if (modelValue) {
        modelValue.textContent = label;
      }

      // 更新选中状态
      const options = document.querySelectorAll('#modelDropdown .select-option');
      options.forEach(option => {
        if (option.getAttribute('data-value') === value) {
          option.classList.add('selected');
        } else {
          option.classList.remove('selected');
        }
      });

      // 关闭下拉框
      const modelSelect = document.getElementById('modelSelect');
      if (modelSelect) {
        modelSelect.classList.remove('active');
      }
    }

    // 点击外部关闭模型下拉框
    document.addEventListener('click', (event) => {
      const modelSelect = document.getElementById('modelSelect');
      if (modelSelect && !modelSelect.contains(event.target)) {
        modelSelect.classList.remove('active');
      }
    });

    // 获取当前选中的模型
    function getCurrentModel() {
      return currentModel;
    }

    // 模型选择器 tooltip 功能
    (function initModelTooltip() {
      const modelDropdown = document.getElementById('modelDropdown');
      const modelTooltip = document.getElementById('modelTooltip');

      if (!modelDropdown || !modelTooltip) return;

      // 为每个选项添加鼠标事件
      const options = modelDropdown.querySelectorAll('.select-option');

      options.forEach(option => {
        option.addEventListener('mouseenter', function(e) {
          const tooltipText = this.getAttribute('data-tooltip');
          if (!tooltipText) return;

          // 设置 tooltip 内容
          modelTooltip.textContent = tooltipText;

          // 获取选项的位置
          const rect = this.getBoundingClientRect();

          // 计算 tooltip 位置（在选项右侧）
          const tooltipRect = modelTooltip.getBoundingClientRect();
          const left = rect.right + 12;
          const top = rect.top + (rect.height / 2) - (tooltipRect.height / 2);

          // 设置位置
          modelTooltip.style.left = left + 'px';
          modelTooltip.style.top = top + 'px';

          // 显示 tooltip
          modelTooltip.classList.add('show');
        });

        option.addEventListener('mouseleave', function() {
          // 隐藏 tooltip
          modelTooltip.classList.remove('show');
        });
      });
    })();
  `;
}