鱼高高 - 一个无广告的微信小程序二维码生成器

func parseDevice(userAgent string) string {
    ua := strings.ToLower(userAgent)
    switch {
    case strings.Contains(ua, "iphone"):
        return "iPhone"
    case strings.Contains(ua, "ipad"):
        return "iPad"
    case strings.Contains(ua, "android"):
        return "Android"
    case strings.Contains(ua, "windows"):
        return "Windows"
    case strings.Contains(ua, "mac"):
        return "Mac"
    default:
        return "Other"
    }
}

{
  "title": {
    "text": "最近 7 天扫码趋势",
    "left": "center",
    "textStyle": { "fontSize": 14 }
  },
  "tooltip": {
    "trigger": "axis",
    "axisPointer": { "type": "shadow" }
  },
  "grid": {
    "left": "3%",
    "right": "4%",
    "bottom": "3%",
    "containLabel": true
  },
  "xAxis": {
    "type": "category",
    "data": ["01-15", "01-16", "01-17", "01-18", "01-19", "01-20", "01-21"]
  },
  "yAxis": {
    "type": "value",
    "name": "扫码次数"
  },
  "series": [{
    "name": "扫码次数",
    "type": "bar",
    "barWidth": "60%",
    "itemStyle": {
      "color": {
        "type": "linear",
        "x": 0, "y": 0, "x2": 0, "y2": 1,
        "colorStops": [
          {"offset": 0, "color": "#10b981"},
          {"offset": 1, "color": "#059669"}
        ]
      },
      "borderRadius": [4, 4, 0, 0]
    },
    "data": [120, 200, 150, 180, 220, 350, 280]
  }]
}

{
  "title": {
    "text": "扫码设备分布",
    "left": "center",
    "textStyle": { "fontSize": 14 }
  },
  "tooltip": {
    "trigger": "item",
    "formatter": "{b}: {c} ({d}%)"
  },
  "legend": {
    "orient": "vertical",
    "left": "left"
  },
  "series": [{
    "name": "设备类型",
    "type": "pie",
    "radius": ["40%", "70%"],
    "avoidLabelOverlap": false,
    "itemStyle": {
      "borderRadius": 10,
      "borderColor": "#fff",
      "borderWidth": 2
    },
    "label": { "show": false },
    "emphasis": {
      "label": { "show": true, "fontSize": 14, "fontWeight": "bold" }
    },
    "data": [
      {"value": 580, "name": "iPhone", "itemStyle": {"color": "#10b981"}},
      {"value": 420, "name": "Android", "itemStyle": {"color": "#059669"}},
      {"value": 80, "name": "iPad", "itemStyle": {"color": "#34d399"}},
      {"value": 60, "name": "其他", "itemStyle": {"color": "#6ee7b7"}}
    ]
  }]
}

const handleBatchDownload = async () => {
  const zip = new JSZip();

  for (const qrcode of selectedQRCodes) {
    const blob = await downloadQRCode(qrcode);
    if (blob) {
      const filename = `${qrcode.title || qrcode.shortCode}.png`;
      zip.file(filename, blob);
    }
  }

  const content = await zip.generateAsync({ type: "blob" });
  saveAs(content, `qrcodes-${Date.now()}.zip`);
};