<template>
  <view class="floating-widget" v-if="show">
    <!-- 悬浮按钮 -->
    <view
      class="floating-btn"
      @click="togglePopup"
      :style="{
        backgroundColor: btnColor,
        width: `${btnSize}px`,
        height: `${btnSize}px`,
        transform: `translateX(${currentOffsetX}px) translateY(${currentOffsetY}px)`,
      }"
      :class="{ active: isPopupVisible }"
      @touchstart="touchstart"
      @touchmove="touchmove"
      @touchend="touchend"
    >
      <up-icon
        name="plus"
        size="24"
        color="#ffffff"
        :class="{ rotate: isPopupVisible }"
      ></up-icon>
    </view>

    <!-- 操作弹窗 -->
    <view
      class="popup"
      v-if="isPopupVisible"
      :class="{ show: isPopupVisible }"
      :style="{
        transform: `translateX(${currentOffsetX}px) translateY(${currentOffsetY}px)`,
      }"
    >
      <view class="popup-arrow"></view>
      <view class="popup-content">
        <view
          class="popup-item"
        >
          <text class="item-text">
            <text>  当前环境:</text>
            <text  style="color: rgb(255, 0, 0);">   {{  uni.conf.debug ? "测试环境" : "生产环境" }}</text>
        </text>
        </view>
        <view
          class="popup-item"
          v-for="(item, index) in operations"
          :key="index"
          @click="handleOperation(item.action)"
        >
          <text class="item-text">{{ item.name }}</text>
        </view>
      </view>
    </view>

    <!-- 点击外部关闭遮罩 -->
    <view class="overlay" v-if="isPopupVisible" @click="closePopup"></view>
  </view>
</template>
  
  <script setup>
import { ref, defineProps, defineEmits, computed } from "vue";
import { changeEnv } from "@/common/config.js";
import { Storelogin } from "@/stores/user.js";
const show = computed(() => {
  // trial
  const sysInfo = uni.getAccountInfoSync();
  if (
    sysInfo &&
    sysInfo.miniProgram &&
    sysInfo.miniProgram.envVersion == "develop"
  ) {
    return true;
  }
  return false;
});

// 核心修改1：新增“历史累积偏移量”变量（保存上一次拖拽后的最终位置）
const lastOffsetX = ref(0); // 历史X偏移累积值
const lastOffsetY = ref(0); // 历史Y偏移累积值
const currentOffsetX = ref(0); // 当前拖拽的实时偏移（基于历史值）
const currentOffsetY = ref(0); // 当前拖拽的实时偏移（基于历史值）

const startX = ref(0);
const startY = ref(0);

// 核心修改2：touchstart - 基于历史偏移量初始化当前拖拽起点
function touchstart(e) {
  const touch = e.touches[0];
  startX.value = touch.clientX;
  startY.value = touch.clientY;
  // 关键：当前拖拽的起点 = 上一次拖拽的终点（历史累积偏移量）
  currentOffsetX.value = lastOffsetX.value;
  currentOffsetY.value = lastOffsetY.value;
}

// 核心修改3：touchmove - 实时计算“历史偏移量 + 当前拖拽距离”
function touchmove(e) {
  const touch = e.touches[0];
  // 当前拖拽的相对距离 = 现在触摸点 - 拖拽起点
  const moveX = touch.clientX - startX.value;
  const moveY = touch.clientY - startY.value;
  // 实时偏移 = 历史累积偏移 + 当前相对移动距离（位置连续）
  currentOffsetX.value = lastOffsetX.value + moveX;
  currentOffsetY.value = lastOffsetY.value + moveY;
}

// 核心修改4：touchend - 保存当前拖拽终点为历史偏移量（供下次使用）
function touchend() {
  // 关键：将本次拖拽的最终位置保存为历史值
  lastOffsetX.value = currentOffsetX.value;
  lastOffsetY.value = currentOffsetY.value;
}

// 定义组件属性
const props = defineProps({
  // 操作选项列表
  operations: {
    type: Array,
    default: () => [
      {
        name: "切换为测试环境",
        icon: "arrowup",
        action: "test",
        color: "#007aff",
      },
      {
        name: "切换为正式环境",
        icon: "arrowup",
        action: "prod",
        color: "#007aff",
      },
      {
        name: "复制token",
        icon: "arrowup",
        action: "token",
        color: "#007aff",
      },
      {
        name: "复制用户信息",
        icon: "userInfo",
        action: "userInfo",
        color: "#52c41a",
      },
      {
        name: "获取登录code",
        icon: "userInfo",
        action: "getLoginCode",
        color: "#52c41a",
      },
      {
        name: "复制当前门店信息",
        icon: "userInfo",
        action: "copyStoreInfo",
        color: "#52c41a",
      },
      {
        name: "复制当前门店用户信息",
        icon: "userInfo",
        action: "copyStoreUserInfo",
        color: "#52c41a",
      },
    ],
  },
  // 悬浮按钮颜色
  btnColor: {
    type: String,
    default: "#007aff",
  },
  // 悬浮按钮大小(px)
  btnSize: {
    type: Number,
    default: 60,
  },
  // 弹窗距离底部的距离
  bottomDistance: {
    type: Number,
    default: 20,
  },
  // 弹窗距离右侧的距离
  rightDistance: {
    type: Number,
    default: 20,
  },
});

// 定义组件事件
const emit = defineEmits(["onOperation", "onOpen", "onClose"]);

// 弹窗显示状态
const isPopupVisible = ref(false);

// 切换弹窗显示/隐藏
const togglePopup = () => {
  isPopupVisible.value = !isPopupVisible.value;
  if (isPopupVisible.value) {
    emit("onOpen");
  } else {
    emit("onClose");
  }
};

// 关闭弹窗
const closePopup = () => {
  if (isPopupVisible.value) {
    isPopupVisible.value = false;
    emit("onClose");
  }
};

async function getWxloginCode() {
  return new Promise((resolve, reject) => {
    uni.login({
      success: (res) => {
        if (res.code) {
          resolve(res.code);
        } else {
          console.log("获取登录凭证（code）失败！" + res.errMsg);
          reject(res.errMsg);
        }
      },
    });
  });
}
const storelogin = Storelogin();

// 处理操作选择
const handleOperation = async (action) => {
  let data = "";

  if (action == "prod" || action == "test") {
    changeEnv(action);
    emit("onOperation", action);
    uni.showToast({
      title: "切换成功",
      icon: "success",
    });
    uni.clearStorageSync();

    await storelogin.actionslogin();
    setTimeout(() => {
      uni.reLaunch({
        url: "/pages/index/index",
      });
    }, 1500);

    closePopup();
    return;
  }
  if (action == "token") {
    data = uni.cache.get("token");
  }
  if (action == "userInfo") {
    data = JSON.stringify(uni.cache.get("userInfo"));
  }
  if (action == "getLoginCode") {
    data = await getWxloginCode();
  }
  if (action == "copyStoreInfo") {
    data = JSON.stringify(uni.cache.get("shopInfo"));
  }
  if (action == "copyStoreUserInfo") {
    data = JSON.stringify(uni.cache.get("shopUserInfo"));
  }
  console.log("data", data);
  if (data) {
    uni.setClipboardData({
      data: data,
      success: function () {},
    });
  }

  emit("onOperation", action);
  closePopup();
};
</script>
  
  <style scoped>
.floating-widget {
  position: fixed;
  right: v-bind(rightDistance + "px");
  bottom: v-bind(bottomDistance + "px");
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

/* 悬浮按钮样式 */
.floating-btn {
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  background: linear-gradient(98deg, #fe6d1100 40.64%, #ffd1b4 105.2%),
    linear-gradient(259deg, #fe6d11 50.14%, #ffd1b4 114.93%);
  box-shadow: 0 0.4375rem 0.95rem 0 #fe8b435e;
  cursor: pointer;
  /*transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); */
  z-index: 1001;
}

.floating-btn.active {
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
  transform: scale(1.05);
}

.floating-btn .rotate {
  transform: rotate(45deg);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 弹窗样式 */
.popup {
  position: absolute;
  bottom: calc(100% + 15px);
  right: 0;
  min-width: 180px;
  background-color: #ffffff;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  opacity: 0;
  transform: translateY(10px) scale(0.95);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1000;
  pointer-events: none;
}

.popup.show {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

/* 弹窗箭头 */
.popup-arrow {
  position: absolute;
  right: 20px;
  bottom: -8px;
  width: 16px;
  height: 16px;
  background-color: #ffffff;
  transform: rotate(45deg);
  box-shadow: 5px 5px 10px rgba(0, 0, 0, 0.05);
}

.popup-content {
  padding: 8px 0;
  position: relative;
  z-index: 1;
}

/* 操作选项样式 */
.popup-item {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.popup-item:hover {
  background-color: #f5f7fa;
}

.item-text {
  font-size: 14px;
  color: #333333;
  line-height: 1;
}

/* 遮罩层样式 */
.overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0);
  z-index: 999;
}
</style>