cy-shop-app/plugins/APPUpdate/index.js

// #ifdef APP-PLUS
/**** 此文件说明请看注释 *****/
// 可以用自己项目的请求方法
// 请求配置说明：https://ext.dcloud.net.cn/plugin?id=822
import { getAppVersion } from "@/api/message.js";

const platform = uni.getSystemInfoSync().platform;
// 主颜色
const $mainColor = "#1ABC9C";
// 弹窗图标url
const $iconUrl =
  "https://lilishop-oss.oss-cn-beijing.aliyuncs.com/app/upgrade.png";

// 获取当前应用的版本号
export const getCurrentNo = function (callback) {
  // 获取本地应用资源版本号
  plus.runtime.getProperty(plus.runtime.appid, function (inf) {
    callback &&
      callback({
        versionCode: inf.version.replace(/\./g, ""),
        version: inf.version,
      });
  });
};
// 发起ajax请求获取服务端版本号
export const getServerNo = function (callback) {
  let type;

  platform == "android" ? (type = "ANDROID") : (type = "IOS");

  getAppVersion(type).then((res) => {
    if (res.data.success && res.data.result.downloadUrl) {
      let response = res.data.result;
      let result = {};
      result.versionCode = response.version;
      result.versionName = response.versionName;
      result.versionInfo = response.content || "暂无";
      result.forceUpdate = response.forceUpdate;
      result.downloadUrl = response.downloadUrl;

      callback && callback(result);
    }
  });
};
// 从服务器下载应用资源包（wgt文件）
export const getDownload = function (data) {
  let popupData = {
    progress: true,
    buttonNum: 2,
  };
  if (data.forceUpdate) {
    popupData.buttonNum = 0;
    popupData.forceUpdate = data.forceUpdate;
  }
  let dtask;
  let lastProgressValue = 0;
  downloadPopup(
    popupData,
    function (res) {
      dtask = plus.downloader.createDownload(
        data.downloadUrl,
        {
          filename: "_doc/update/",
        },
        function (download, status) {
          if (status == 200) {
            res.change({
              progressValue: 100,
              progressTip: "正在安装文件...",
              progress: true,
              buttonNum: 0,
            });
            plus.runtime.install(
              download.filename,
              {},
              function () {
                res.change({
                  contentText: "应用资源更新完成！",
                  buttonNum: 1,
                  progress: false,
                });
              },
              function (e) {
                res.cancel();
                plus.nativeUI.alert(
                  "安装文件失败[" + e.code + "]：" + e.message
                );
              }
            );
          } else {
            res.change({
              contentText: "文件下载失败...",
              buttonNum: 1,
              progress: false,
            });
          }
        }
      );
      dtask.start();
      dtask.addEventListener("statechanged", function (task, status) {
        switch (task.state) {
          case 1: // 开始
            res.change({
              progressValue: 0,
              progressTip: "准备下载...",
              progress: true,
            });
            break;
          case 2: // 已连接到服务器
            res.change({
              progressValue: 0,
              progressTip: "开始下载...",
              progress: true,
            });
            break;
          case 3:
            const progress = parseInt(
              (task.downloadedSize / task.totalSize) * 100
            );
            if (progress - lastProgressValue >= 2) {
              lastProgressValue = progress;
              res.change({
                progressValue: progress,
                progressTip: "已下载" + progress + "%",
                progress: true,
              });
            }
            break;
        }
      });
    },
    function () {
      // 取消下载
      dtask && dtask.abort();
      uni.showToast({
        title: "已取消下载",
        icon: "none",
      });
    },
    function () {
      // 重启APP
      plus.runtime.restart();
    }
  );
};
// 文字换行
function drawtext(text, maxWidth) {
  let textArr = text.split("");
  let len = textArr.length;

  // 上个节点
  let previousNode = 0;
  // 记录节点宽度
  let nodeWidth = 0;
  // 文本换行数组
  let rowText = [];

  // 如果是字母，侧保存长度
  let letterWidth = 0;
  // 汉字宽度
  let chineseWidth = 14;
  // otherFont宽度
  let otherWidth = 7;
  for (let i = 0; i < len; i++) {
    if (/[\u4e00-\u9fa5]|[\uFE30-\uFFA0]/g.test(textArr[i])) {
      if (letterWidth > 0) {
        if (nodeWidth + chineseWidth + letterWidth * otherWidth > maxWidth) {
          rowText.push({
            type: "text",
            content: text.substring(previousNode, i),
          });
          previousNode = i;
          nodeWidth = chineseWidth;
          letterWidth = 0;
        } else {
          nodeWidth += chineseWidth + letterWidth * otherWidth;
          letterWidth = 0;
        }
      } else {
        if (nodeWidth + chineseWidth > maxWidth) {
          rowText.push({
            type: "text",
            content: text.substring(previousNode, i),
          });
          previousNode = i;
          nodeWidth = chineseWidth;
        } else {
          nodeWidth += chineseWidth;
        }
      }
    } else {
      if (/\n/g.test(textArr[i])) {
        rowText.push({
          type: "break",
          content: text.substring(previousNode, i),
        });
        previousNode = i + 1;
        nodeWidth = 0;
        letterWidth = 0;
      } else if (textArr[i] == "\\" && textArr[i + 1] == "n") {
        rowText.push({
          type: "break",
          content: text.substring(previousNode, i),
        });
        previousNode = i + 2;
        nodeWidth = 0;
        letterWidth = 0;
      } else if (/[a-zA-Z0-9]/g.test(textArr[i])) {
        letterWidth += 1;
        if (nodeWidth + letterWidth * otherWidth > maxWidth) {
          rowText.push({
            type: "text",
            content: text.substring(previousNode, i + 1 - letterWidth),
          });
          previousNode = i + 1 - letterWidth;
          nodeWidth = letterWidth * otherWidth;
          letterWidth = 0;
        }
      } else {
        if (nodeWidth + otherWidth > maxWidth) {
          rowText.push({
            type: "text",
            content: text.substring(previousNode, i),
          });
          previousNode = i;
          nodeWidth = otherWidth;
        } else {
          nodeWidth += otherWidth;
        }
      }
    }
  }
  if (previousNode < len) {
    rowText.push({
      type: "text",
      content: text.substring(previousNode, len),
    });
  }

  return rowText;
}
// 是否更新弹窗
function updatePopup(data, callback) {
  // 弹窗遮罩层
  let maskLayer = new plus.nativeObj.View("maskLayer", {
    //先创建遮罩层
    top: "0px",
    left: "0px",
    height: "100%",
    width: "100%",
    backgroundColor: "rgba(0,0,0,0.5)",
  });
  let downloadUrl = data.downloadUrl;
  // 以下为计算菜单的nview绘制布局，为固定算法，使用者无关关心
  const screenWidth = plus.screen.resolutionWidth;
  const screenHeight = plus.screen.resolutionHeight;
  //弹窗容器宽度
  const popupViewWidth = screenWidth * 0.8;
  // 弹窗容器的Padding
  const viewContentPadding = 20;
  // 弹窗容器的宽度
  const viewContentWidth = parseInt(popupViewWidth - viewContentPadding * 5);
  // 描述的列表
  const descriptionList = drawtext(data.versionInfo, viewContentWidth);

  // 弹窗容器高度
  let popupViewHeight = 400;
  let popupViewContentList = [
    {
      src: $iconUrl,
      id: "logo",
      tag: "img",
    },
    {
      tag: "font",
      id: "title",
      text: "V" + data.versionCode,
      textStyles: {
        size: "26px",
        color: "#fff",
        weight: "700",
      },
      position: {
        top: "60px",
        left: "64px",
        height: "20px",
      },
    },
    {
      tag: "font",
      id: "welcome",
      text: "欢迎体验",
      textStyles: {
        size: "16px",
        color: "#fff",
        weight: "400",
      },
      position: {
        top: "85px",
        left: "64px",
        height: "20px",
      },
    },
  ];
  const textHeight = 18;
  let contentTop = popupViewHeight / 2 + 16;

  popupViewContentList.push({
    tag: "font",
    id: "content-title",
    text: "新版本特性：",
    textStyles: {
      size: "20px",
      lineSpacing: "50%",
      align: "left",
    },
    position: {
      top: popupViewHeight / 2 - 24 + "px",
      left: viewContentPadding + "px",
      width: viewContentWidth + "px",
      height: textHeight + "px",
    },
  });
  descriptionList.forEach((item, index) => {
    if (index > 0) {
      popupViewHeight += textHeight;
      contentTop += textHeight;
    }
    popupViewContentList.push({
      tag: "font",
      id: "content" + index + 1,
      text: item.content,

      textStyles: {
        size: "14px",
        color: "#666",
        lineSpacing: "50%",
        align: "left",
      },

      position: {
        top: contentTop + "px",
        left: viewContentPadding + "px",
        width: viewContentWidth + "px",
        height: textHeight + "px",
      },
    });
    if (item.type == "break") {
      contentTop += 10;
      popupViewHeight += 10;
    }
  });
  // 弹窗内容
  let popupView = new plus.nativeObj.View("popupView", {
    //创建底部图标菜单
    tag: "rect",
    top: (screenHeight - popupViewHeight) / 2 + "px",
    left: "10%",
    height: popupViewHeight + "px",
    width: "80%",
  });
  // 绘制白色背景
  popupView.drawRect(
    {
      color: "#FFFFFF",
      radius: "8px",
    },
    {
      top: "40px",
      height: popupViewHeight - 40 + "px",
    }
  );
  // 绘制底边按钮
  popupView.drawRect(
    {
      radius: "3px",
      borderColor: "#f1f1f1",
      borderWidth: "1px",
    },
    {
      bottom: viewContentPadding + "px",
      left: viewContentPadding + "px",
      width: (viewContentWidth - viewContentPadding) / 2 + "px",
      height: "30px",
    }
  );
  // 绘制底边按钮
  popupView.drawRect(
    {
      radius: "3px",
      color: $mainColor,
      borderColor: $mainColor,
    },
    {
      bottom: viewContentPadding + "px",
      left:
        (viewContentWidth - viewContentPadding) / 2 +
        viewContentPadding * 2 +
        "px",
      width: (viewContentWidth - viewContentPadding) / 2 + "px",
      height: "30px",
    }
  );
  popupViewContentList.push({
    tag: "rect",
    id: "confimBtn",
    rectStyles: {
      color: $mainColor,
      radius: "3px",
    },
    position: {
      bottom: viewContentPadding + "px",
      left: (viewContentWidth - viewContentPadding) / 3 + "px",
      width: viewContentWidth - viewContentPadding + "px",
      height: "40px",
    },
  });
  popupViewContentList.push({
    tag: "font",
    id: "confirmText",
    text: "立即更新",
    textStyles: {
      size: "18px",
      color: "#fff",
      lineSpacing: "0%",
      whiteSpace: "normal",
    },
    position: {
      bottom: viewContentPadding + "px",
      left: (viewContentWidth - viewContentPadding) / 3 + "px",
      width: viewContentWidth - viewContentPadding + "px",
      height: "40px",
    },
  });
  popupView.draw(popupViewContentList);
  popupView.addEventListener("click", function (e) {
    let maxTop = popupViewHeight - viewContentPadding;
    let maxLeft = popupViewWidth - viewContentPadding;
    let buttonWidth = (viewContentWidth - viewContentPadding) / 2;
    if (e.clientY > maxTop - 30 && e.clientY < maxTop) {
      // 暂不升级
      if (
        e.clientX > viewContentPadding &&
        e.clientX < maxLeft - buttonWidth - viewContentPadding
      ) {
        // 立即升级
        if (platform == "android") {
          maskLayer.hide();
          popupView.hide();
          callback && callback();
        } else {
          if (!data.forceUpdate) {
            maskLayer.hide();
            popupView.hide();
          }
          plus.runtime.openURL(downloadUrl);
        }
      } else if (e.clientX > maxLeft - buttonWidth && e.clientX < maxLeft) {
        // 立即升级
        if (platform == "android") {
          maskLayer.hide();
          popupView.hide();
          callback && callback();
        } else {
          if (!data.forceUpdate) {
            maskLayer.hide();
            popupView.hide();
          }
          plus.runtime.openURL(downloadUrl);
        }
      }
    }
  });
  // 点击遮罩层
  maskLayer.addEventListener("click", function () {
    //处理遮罩层点击
    if (!data.forceUpdate) {
      maskLayer.hide();
      popupView.hide();
    }
  });
  // 显示弹窗
  maskLayer.show();
  popupView.show();
}
// 文件下载的弹窗绘图
function downloadPopupDrawing(data) {
  // 以下为计算菜单的nview绘制布局，为固定算法，使用者无关关心
  const screenWidth = plus.screen.resolutionWidth;
  const screenHeight = plus.screen.resolutionHeight;
  //弹窗容器宽度
  const popupViewWidth = screenWidth * 0.7;
  // 弹窗容器的Padding
  const viewContentPadding = 20;
  // 弹窗容器的宽度
  const viewContentWidth = popupViewWidth - viewContentPadding * 2;
  // 弹窗容器高度
  let popupViewHeight = viewContentPadding * 3 + 60;
  let progressTip = data.progressTip || "准备下载...";
  let contentText = data.contentText || "正在为您更新，请耐心等待";
  let elementList = [
    {
      tag: "rect", //背景色
      color: "#FFFFFF",
      rectStyles: {
        radius: "8px",
      },
    },
    {
      tag: "font",
      id: "title",
      text: "升级APP",
      textStyles: {
        size: "16px",
        color: "#333",
        weight: "bold",
        verticalAlign: "middle",
        whiteSpace: "normal",
      },
      position: {
        top: viewContentPadding + "px",
        height: "30px",
      },
    },
    {
      tag: "font",
      id: "content",
      text: contentText,
      textStyles: {
        size: "14px",
        color: "#333",
        verticalAlign: "middle",
        whiteSpace: "normal",
      },
      position: {
        top: viewContentPadding * 2 + 30 + "px",
        height: "20px",
      },
    },
  ];
  // 是否有进度条
  if (data.progress) {
    popupViewHeight += viewContentPadding + 40;
    elementList = elementList.concat([
      {
        tag: "font",
        id: "progressValue",
        text: progressTip,
        textStyles: {
          size: "14px",
          color: $mainColor,
          whiteSpace: "normal",
        },
        position: {
          top: viewContentPadding * 4 + 20 + "px",
          height: "30px",
        },
      },
      {
        tag: "rect", //绘制进度条背景
        id: "progressBg",
        rectStyles: {
          radius: "4px",
          borderColor: "#f1f1f1",
          borderWidth: "1px",
        },
        position: {
          top: viewContentPadding * 4 + 60 + "px",
          left: viewContentPadding + "px",
          width: viewContentWidth + "px",
          height: "8px",
        },
      },
    ]);
  }
  if (data.buttonNum == 2) {
    popupViewHeight += viewContentPadding + 30;
    // elementList = elementList.concat([{
    // 	tag: 'rect', //绘制底边按钮
    // 	rectStyles: {
    // 		radius: "3px",
    // 		borderColor: "#f1f1f1",
    // 		borderWidth: "1px",
    // 	},
    // 	position: {
    // 		bottom: viewContentPadding + 'px',
    // 		left: viewContentPadding + "px",
    // 		width: (viewContentWidth - viewContentPadding) / 2 + "px",
    // 		height: "30px"
    // 	}
    // },
    // {
    // 	tag: 'rect', //绘制底边按钮
    // 	rectStyles: {
    // 		radius: "3px",
    // 		color: $mainColor
    // 	},
    // 	position: {
    // 		bottom: viewContentPadding + 'px',
    // 		left: ((viewContentWidth - viewContentPadding) / 2 + viewContentPadding * 2) + "px",
    // 		width: (viewContentWidth - viewContentPadding) / 2 + "px",
    // 		height: "30px"
    // 	}
    // },
    // {
    // 	tag: 'font',
    // 	id: 'cancelText',
    // 	text: "取消下载",
    // 	textStyles: {
    // 		size: '14px',
    // 		color: "#666",
    // 		lineSpacing: "0%",
    // 		whiteSpace: "normal"
    // 	},
    // 	position: {
    // 		bottom: viewContentPadding + 'px',
    // 		left: viewContentPadding + "px",
    // 		width: (viewContentWidth - viewContentPadding) / 2 + "px",
    // 		height: "30px",
    // 	}
    // },
    // {
    // 	tag: 'font',
    // 	id: 'confirmText',
    // 	text: "后台下载",
    // 	textStyles: {
    // 		size: '14px',
    // 		color: "#FFF",
    // 		lineSpacing: "0%",
    // 		whiteSpace: "normal"
    // 	},
    // 	position: {
    // 		bottom: viewContentPadding + 'px',
    // 		left: ((viewContentWidth - viewContentPadding) / 2 + viewContentPadding * 2) + "px",
    // 		width: (viewContentWidth - viewContentPadding) / 2 + "px",
    // 		height: "30px",
    // 	}
    // }
    // ]);
  }
  if (data.buttonNum == 1) {
    popupViewHeight += viewContentPadding + 40;
    elementList = elementList.concat([
      {
        tag: "rect", //绘制底边按钮
        rectStyles: {
          radius: "6px",
          color: $mainColor,
        },
        position: {
          bottom: viewContentPadding + "px",
          left: viewContentPadding + "px",
          width: viewContentWidth + "px",
          height: "40px",
        },
      },
      {
        tag: "font",
        id: "confirmText",
        text: "关闭",
        textStyles: {
          size: "14px",
          color: "#FFF",
          lineSpacing: "0%",
        },
        position: {
          bottom: viewContentPadding + "px",
          left: viewContentPadding + "px",
          width: viewContentWidth + "px",
          height: "40px",
        },
      },
    ]);
  }
  return {
    popupViewHeight: popupViewHeight,
    popupViewWidth: popupViewWidth,
    screenHeight: screenHeight,
    viewContentWidth: viewContentWidth,
    viewContentPadding: viewContentPadding,
    elementList: elementList,
  };
}
// 文件下载的弹窗
function downloadPopup(data, callback, cancelCallback, rebootCallback) {
  // 弹窗遮罩层
  let maskLayer = new plus.nativeObj.View("maskLayer", {
    //先创建遮罩层
    top: "0px",
    left: "0px",
    height: "100%",
    width: "100%",
    backgroundColor: "rgba(0,0,0,0.5)",
  });
  let popupViewData = downloadPopupDrawing(data);
  // 弹窗内容
  let popupView = new plus.nativeObj.View("popupView", {
    //创建底部图标菜单
    tag: "rect",
    top:
      (popupViewData.screenHeight - popupViewData.popupViewHeight) / 2 + "px",
    left: "15%",
    height: popupViewData.popupViewHeight + "px",
    width: "70%",
  });
  let progressValue = 0;
  let progressTip = 0;
  let contentText = 0;
  let buttonNum = 2;
  let forceUpdate = data.forceUpdate;
  if (data.buttonNum >= 0) {
    buttonNum = data.buttonNum;
  }
  popupView.draw(popupViewData.elementList);
  popupView.addEventListener("click", function (e) {
    let maxTop =
      popupViewData.popupViewHeight - popupViewData.viewContentPadding;
    let maxLeft =
      popupViewData.popupViewWidth - popupViewData.viewContentPadding;
    if (e.clientY > maxTop - 40 && e.clientY < maxTop) {
      if (buttonNum == 1) {
        // 单按钮
        if (
          e.clientX > popupViewData.viewContentPadding &&
          e.clientX < maxLeft
        ) {
          maskLayer.hide();
          popupView.hide();
        }
      } else if (buttonNum == 2) {
        // 双按钮
        let buttonWidth =
          (popupViewData.viewContentWidth - popupViewData.viewContentPadding) /
          2;
        if (
          e.clientX > popupViewData.viewContentPadding &&
          e.clientX < maxLeft - buttonWidth - popupViewData.viewContentPadding
        ) {
          maskLayer.hide();
          popupView.hide();
          //cancelCallback && cancelCallback();
        } else if (e.clientX > maxLeft - buttonWidth && e.clientX < maxLeft) {
          maskLayer.hide();
          popupView.hide();
        }
      }
    }
  });
  // 显示弹窗
  maskLayer.show();
  popupView.show();
  // 改变进度条
  callback({
    change: function (res) {
      let progressElement = [];
      if (res.progressValue) {
        progressValue = res.progressValue;
        // 绘制进度条
        progressElement.push({
          tag: "rect", //绘制进度条背景
          id: "progressValueBg",
          rectStyles: {
            radius: "4px",
            color: $mainColor,
          },
          position: {
            top: popupViewData.viewContentPadding * 4 + 60 + "px",
            left: popupViewData.viewContentPadding + "px",
            width:
              popupViewData.viewContentWidth * (res.progressValue / 100) + "px",
            height: "8px",
          },
        });
      }
      if (res.progressTip) {
        progressTip = res.progressTip;
        progressElement.push({
          tag: "font",
          id: "progressValue",
          text: res.progressTip,
          textStyles: {
            size: "14px",
            color: $mainColor,
            whiteSpace: "normal",
          },
          position: {
            top: popupViewData.viewContentPadding * 4 + 20 + "px",
            height: "30px",
          },
        });
      }
      if (res.contentText) {
        contentText = res.contentText;
        progressElement.push({
          tag: "font",
          id: "content",
          text: res.contentText,
          textStyles: {
            size: "16px",
            color: "#333",
            whiteSpace: "normal",
          },
          position: {
            top: popupViewData.viewContentPadding * 2 + 30 + "px",
            height: "30px",
          },
        });
      }
      if (res.buttonNum >= 0 && buttonNum != res.buttonNum) {
        buttonNum = res.buttonNum;
        popupView.reset();
        popupViewData = downloadPopupDrawing(
          Object.assign(
            {
              progressValue: progressValue,
              progressTip: progressTip,
              contentText: contentText,
            },
            res
          )
        );
        let newElement = [];
        popupViewData.elementList.map((item, index) => {
          let have = false;
          progressElement.forEach((childItem, childIndex) => {
            if (item.id == childItem.id) {
              have = true;
            }
          });
          if (!have) {
            newElement.push(item);
          }
        });
        progressElement = newElement.concat(progressElement);
        popupView.setStyle({
          tag: "rect",
          top:
            (popupViewData.screenHeight - popupViewData.popupViewHeight) / 2 +
            "px",
          left: "15%",
          height: popupViewData.popupViewHeight + "px",
          width: "70%",
        });
        popupView.draw(progressElement);
      } else {
        popupView.draw(progressElement);
      }
    },
    cancel: function () {
      maskLayer.hide();
      popupView.hide();
    },
  });
}
export default function (isPrompt = false) {
  getCurrentNo((version) => {
    getServerNo((res) => {
      if (res.versionCode.replace(/\./g, "") < version.versionCode) {
        return false;
      }

      if (res.forceUpdate) {
        if (/\.wgt$/i.test(res.downloadUrl)) {
          getDownload(res);
        } else if (/\.html$/i.test(res.downloadUrl)) {
          plus.runtime.openURL(res.downloadUrl);
        } else {
          if (platform == "android") {
            getDownload(res);
          } else {
            updatePopup(res, function () {
              plus.runtime.openURL(res.downloadUrl);
            });
            // uni.showLoading({
            // 	title: "升级中......",
            // 	mask: true
            // });
            // plus.runtime.openURL(res.downloadUrl);
            // plus.runtime.restart();
          }
        }
      } else {
        updatePopup(res, function () {
          if (/\.wgt$/i.test(res.downloadUrl)) {
            getDownload(res);
          } else if (/\.html$/i.test(res.downloadUrl)) {
            plus.runtime.openURL(res.downloadUrl);
          } else {
            getDownload(res);
            // if (platform == "android") {
            // 	getDownload(res);
            // } else {
            // 	plus.runtime.openURL(res.downloadUrl);
            // }
          }
        });
      }
    });
  });
}
// #endif