<style>
  .diy-rubik .layout {
    width: 750px;
    position: relative;
  }

  .diy-rubik .layout .rubik {
    position: absolute;
    top: 0;
    left: 0;
    border: 1px dashed #c9c9c9;
    cursor: pointer;
    color: #c9c9c9;
    z-index: 11;
  }

  .diy-component-preview {
    background-color: #fff;
  }

  .diy-component-preview:hover {
    box-shadow: inset 0 0 10000px rgba(0, 0, 0, .03);
  }

  .diy-rubik .block {
    border: 1px solid #e0e0e0;
    padding: 25px;
    margin: 0 50px 50px 0;
    zoom: 0.2;
    text-align: center;
    cursor: pointer;
  }

  .diy-rubik .rubik-list {
    width: 750px;
    height: 372px;
  }

  .diy-rubik .block.active {
    border: 1px #5CB3FD solid;
  }

  .defaultImg {
    background: url('../../../assets/img/default.png')
  }

  .diy-rubik .layout .rubik.active {
    border: 1px solid #5CB3FD;
  }

  .app-gallery-item {
    width: 100px;
    height: 100px;
    border: 1px solid #e3e3e3;
    border-radius: 2px;
    margin-right: 10px;
    margin-bottom: 10px;
    position: relative;
  }

</style>
<template>
  <div :class="{'active':rubData.isCked}">
    <div class="diy-component-options" v-if="rubData.isCked">
      <el-button type="primary" icon="el-icon-delete" style="left: -25px; top: 0px;" @click="delPlugin()"></el-button>
      <el-button type="primary" icon="el-icon-document-copy" style="left: -25px; top: 30px;"></el-button>
      <el-button type="primary" icon="el-icon-arrow-up" v-if="index>0" @click="resetSord(0)"
        style="right: -25px; top: 0;"></el-button>
      <el-button type="primary" icon="el-icon-arrow-down" v-if="index!=dataLeng-1" @click="resetSord(1)"
        style="right: -25px; top: 30px;"></el-button>
    </div>
    <div class="diy-rubik">
      <div class="diy-component-preview">
        <div class="layout" :style="blockStyle(rubData.data.style)" :class="{'defaultImg':rubData.data.style==8}"
          @click="blockClick">
          <div class="rubik" style="width:100%;height:100%;" @mousemove="blockMove"
            :style="rubData.isCked ? (isMove ? 'z-index: 12' : 'z-index: 10') : 'z-index: 16'"></div>
          <template v-for="(item, index) in cList">
            <div class="rubik" flex="main:center cross:center" :key="index+1" @click.stop="selectRubik(index)"
              :class="rubik == index ? 'active' : ''" :style="layoutRubik(index)">
              <template v-if="rubData.data.style == 8">
                <el-button class="delete" v-show="index == rubik && !isMove" size="mini" type="danger"
                  icon="el-icon-close" circle @click.stop="deleteRubik(index)"></el-button>
              </template>
              <span v-if="!rubData.data.list[index].pic_url">{{rubikSize(index)}}</span>
              <img v-else :src="'http://viitto-1301420277.cos.ap-chengdu.myqcloud.com'+rubData.data.list[index].pic_url"
                style="width: 100%;visibility: hidden;">
            </div>
            <div class="rubik" :style="emptyStyle(index)" v-if="rubData.data.style == 8" :key="index"></div>
            <img v-if="rubData.data.list[index].pic_url && rubData.data.style == 0"
              :src="'http://viitto-1301420277.cos.ap-chengdu.myqcloud.com'+rubData.data.list[index].pic_url"
              :key="index" style="width: 100%;visibility: hidden;display: block">
          </template>
        </div>
      </div>
      <div class="diy-component-edit" v-if="rubData.isCked">
        <el-form label-width="100px">
          <el-tabs v-model="activeName" type="card">
            <el-tab-pane label="图片样式" name="first">
              <el-form-item label="样式">
                <div flex="dir:left" style="flex-wrap: wrap;">
                  <div class="block" @click="selectStyle(index)" :class="blockActive(index)"
                    v-for="(item,index) in style_list" :key="index">
                    <div class="rubik-list">
                      <img :src="item.icon" style="width: 750px; height: 360px;" alt="" />
                    </div>
                    <div style="font-size: 60px; margin: 30px;">{{item.name}}</div>
                  </div>
                </div>
              </el-form-item>
            </el-tab-pane>
            <el-tab-pane label="图片上传" name="second">
              <el-form-item label="图片间隙" v-if="rubData.data.style > 0">
                <el-input v-model="rubData.data.space" size="small" type="number" min="0" max="10">
                  <template slot="append">px</template>
                </el-input>
              </el-form-item>
              <template v-if="rubData.data.style == 8">
                <el-form-item label="魔方宽度">
                  <el-input v-model="rubData.data.w" size="small" type="number" min="0" max="10">
                  </el-input>
                </el-form-item>
                <el-form-item label="魔方高度">
                  <el-input v-model="rubData.data.h" size="small" type="number" min="0" max="10">
                  </el-input>
                </el-form-item>
              </template>
              <template v-if="!rubData.data.list[rubik]">
                <el-form-item label="图片上传">
                  <span>请先在左边选择图片位置</span>
                </el-form-item>
              </template>
              <template v-else>
                <el-card shadow="never">
                  <el-form-item label="图片上传">
                    <el-button size="mini" @click="choicImg=true">选择图片</el-button>
                    <div flex style="flex-wrap: wrap;" v-if="rubData.data.list[rubik].pic_url">
                      <div flex="main:center cross:center" class="app-gallery-item"
                        style="height: 100px; width: 100px;">
                        <img
                          :src="'http://viitto-1301420277.cos.ap-chengdu.myqcloud.com'+rubData.data.list[rubik].pic_url"
                          style="width:100%;height:100%;">
                      </div>
                    </div>
                  </el-form-item>
                  <el-form-item label="选择链接">
                    <el-input size="small" v-model="rubData.data.list[rubik].link.name" :disabled="true">
                      <template slot="append">
                        <el-button @click="isShowLink=true">选择链接</el-button>
                      </template>
                    </el-input>
                  </el-form-item>
                </el-card>
              </template>
              <el-form-item label="热区划分">
                <choiceArea :multiple="true" :pic-list="rubData.data.list" :hotspot-array="rubData.data.hotspot"
                  width="750px" :height="rubData.data.height + 'px'" @confirm="selectHotspot" :is-link="true">
                  <el-button size="mini">划分热区</el-button>
                </choiceArea>
              </el-form-item>
            </el-tab-pane>
          </el-tabs>
        </el-form>
      </div>
    </div>
    <!-- 选择图片文件 -->
    <el-dialog title="选择文件" :visible.sync="choicImg" width="1240px">
      <ChooseImg @SelectId="SelectId"></ChooseImg>
    </el-dialog>
    <el-dialog title="选择链接" :visible.sync="isShowLink" width="800px">
      <chooseMeun ref="chooseMeun"></chooseMeun>
      <span slot="footer" class="dialog-footer">
        <el-button size="small" @click="isShowLink=false">取 消</el-button>
        <el-button size="small" type="danger" @click="getChoiceLink()">确 定</el-button>
      </span>
    </el-dialog>
  </div>
</template>
<script>
  import chooseMeun from "../../common/chooseMeun.vue";
  import ChooseImg from "@/components/global/ChooseImg.vue";
  import choiceArea from "../../common/choiceArea.vue";

  export default {
    props: ["rubData", "index", "dataLeng"],
    data() {
      return {
        rubik: 0,
        init: true,
        activeName: 'first',
        link: '',
        isMove: false,
        zoom: 2, // 缩放倍数
        choicImg: false,
        isShowLink: false,
        style_list: [{
            name: '1张图',
            height: 360,
            w: 1,
            h: 1,
            list: [{
              w: 1,
              h: 1,
              x: 0,
              y: 0,
            }, ],
            icon: 'https://viitto-1301420277.cos.ap-chengdu.myqcloud.com/Static/rubik-0.png',
          },
          {
            name: '2张图',
            height: 360,
            w: 25,
            h: 12,
            list: [{
                w: 10,
                h: 12,
                x: 0,
                y: 0,
              },
              {
                w: 15,
                h: 12,
                x: 10,
                y: 0,
              },
            ],
            icon: 'https://viitto-1301420277.cos.ap-chengdu.myqcloud.com/Static/rubik-1.png',
          },
          {
            name: '3张图',
            height: 360,
            w: 25,
            h: 12,
            list: [{
                w: 10,
                h: 12,
                x: 0,
                y: 0,
              },
              {
                w: 15,
                h: 6,
                x: 10,
                y: 0,
              },
              {
                w: 15,
                h: 6,
                x: 10,
                y: 6,
              },
            ],
            icon: 'https://viitto-1301420277.cos.ap-chengdu.myqcloud.com/Static/rubik-2.png',
          },
          {
            name: '4张图',
            height: 360,
            w: 50,
            h: 24,
            list: [{
                w: 20,
                h: 24,
                x: 0,
                y: 0,
              },
              {
                w: 30,
                h: 12,
                x: 20,
                y: 0,
              },
              {
                w: 15,
                h: 12,
                x: 20,
                y: 12,
              },
              {
                w: 15,
                h: 12,
                x: 35,
                y: 12,
              },
            ],
            icon: 'https://viitto-1301420277.cos.ap-chengdu.myqcloud.com/Static/rubik-3.png',
          },
          {
            name: '2张图平分',
            height: 240,
            w: 50,
            h: 16,
            list: [{
                w: 25,
                h: 16,
                x: 0,
                y: 0,
              },
              {
                w: 25,
                h: 16,
                x: 25,
                y: 0,
              },
            ],
            icon: 'https://viitto-1301420277.cos.ap-chengdu.myqcloud.com/Static/rubik-4.png',
          },
          {
            name: '3张图平分',
            height: 240,
            w: 75,
            h: 24,
            list: [{
                w: 25,
                h: 24,
                x: 0,
                y: 0,
              },
              {
                w: 25,
                h: 24,
                x: 25,
                y: 0,
              },
              {
                w: 25,
                h: 24,
                x: 50,
                y: 0,
              },
            ],
            icon: 'https://viitto-1301420277.cos.ap-chengdu.myqcloud.com/Static/rubik-5.png',
          },
          {
            name: '4张图左右平分',
            height: 186,
            w: 4,
            h: 1,
            list: [{
                w: 1,
                h: 1,
                x: 0,
                y: 0,
              },
              {
                w: 1,
                h: 1,
                x: 1,
                y: 0,
              },
              {
                w: 1,
                h: 1,
                x: 2,
                y: 0,
              },
              {
                w: 1,
                h: 1,
                x: 3,
                y: 0,
              },
            ],
            icon: 'https://viitto-1301420277.cos.ap-chengdu.myqcloud.com/Static/rubik-6.png',
          },
          {
            name: '4张图上下平分',
            height: 372,
            w: 250,
            h: 124,
            list: [{
                w: 125,
                h: 62,
                x: 0,
                y: 0,
              },
              {
                w: 125,
                h: 62,
                x: 125,
                y: 0,
              },
              {
                w: 125,
                h: 62,
                x: 0,
                y: 62,
              },
              {
                w: 125,
                h: 62,
                x: 125,
                y: 62,
              },
            ],
            icon: 'https://viitto-1301420277.cos.ap-chengdu.myqcloud.com/Static/rubik-7.png',
          },
          {
            name: '自定义魔方',
            height: 372,
            w: 375,
            h: 186,
            list: [{},
              {
                w: 125,
                h: 93,
                x: 125,
                y: 0,
              },
              {
                w: 125,
                h: 93,
                x: 250,
                y: 0,
              },
              {
                w: 125,
                h: 93,
                x: 0,
                y: 93,
              },
              {
                w: 125,
                h: 93,
                x: 125,
                y: 93,
              },
              {
                w: 125,
                h: 93,
                x: 250,
                y: 93,
              },
            ],
            icon: 'https://viitto-1301420277.cos.ap-chengdu.myqcloud.com/Static/rubik-8.png',
          },
        ]
      };
    },
    created() {},
    components: {
      ChooseImg,
      chooseMeun,
      choiceArea
    },
    computed: {
      cList() {
        return this.rubData.data.list
      },
    },
    methods: {
      // 魔方展示样式(preview)
      blockStyle(index) {
        if (index === 8) {
          let per = 750 / this.rubData.data.w;
          this.rubData.data.height = this.rubData.data.h * 750 / this.rubData.data.w;
          return `height: ${this.rubData.data.height}px;background-size: ${per}px ${per}px;`;
        } else {
          if (index === 0) {
            this.rubData.data.height = 'auto';
            return `height: ${this.rubData.data.list[0].pic_url ? 'auto' : '360px'}`;
          }
          return `height: ${this.style_list[index] ? this.style_list[index].height : 360}px`;
        }
      },
      // 自定义魔方点击事件(preview)
      blockClick(e) {
        if (this.rubData.data.style < 8) {
          return;
        }
        if (this.isMove) {
          this.isMove = false;
          this.rubData.data.list[this.rubik] ? this.rubData.data.list[this.rubik].zIndex = 11 : '';
        } else {
          this.isMove = true;
          // 每一小格的宽度
          let per = this.rubData.data.w > 0 && this.rubData.data.h > 0 ? 750 / this.rubData.data.w : 750;
          // 每一小格宽度的百分比
          let wPer = this.rubData.data.w > 0 ? 100 / this.rubData.data.w : 100;
          // 每一小格高度的百分比
          let hPer = this.rubData.data.h > 0 ? 100 / this.rubData.data.h : 100;
          // x轴占多少格
          let numberX = Math.floor(e.offsetX * this.zoom / per);
          // y轴咱多少格
          let numberY = Math.floor(e.offsetY * this.zoom / per);
          for (let i in this.rubData.data.list) {
            let _this = this.rubData.data.list[i];
            if (numberX >= _this.x && numberX < _this.x + _this.w && numberY >= _this.y && numberY < _this.y + _this
              .h) {
              this.isMove = false;
              return;
            }
          }
          let block = {
            backgroundColor: '#fff',
            numberX: numberX,
            numberY: numberY,
            x: numberX,
            y: numberY,
            w: 1,
            h: 1,
            link: {}
          };
          this.rubData.data.list.push(JSON.parse(JSON.stringify(block)));
          this.rubik = this.rubData.data.list.length - 1;
        }
      },
      // 选择图片展示样式(edit)
      selectStyle(index) {
        this.rubData.data.style = index;
        if (index === 8) {
          this.rubData.data.list = [];
          this.rubData.data.w = 1;
          this.rubData.data.h = 1;
          return;
        }
        let style = JSON.parse(JSON.stringify(this.style_list[index]));
        for (let i in style.list) {
          style.list[i].link = {};
        }
        this.rubData.data.height = style.height;
        this.rubData.data.w = style.w;
        this.rubData.data.h = style.h;
        this.rubData.data.list = style.list;
        this.rubData.data.hotspot = [];
      },
      // 图片展示样式选中(edit)
      blockActive(index) {
        return this.rubData.data.style === index ? 'active' : ''
      },
      // 图片选中事件(preview)
      selectRubik(index) {
        if (this.rubData.data.list && this.rubData.data.list[this.rubik]) {
          this.rubData.data.list[this.rubik].zIndex = 11;
        }
        this.rubik = index;
        this.isMove = false;
      },
      // 选中图片展示样式的展示(preview)
      layoutRubik(index) {
        let list = this.rubData.data.list;
        if (!list) {
          return '';
        }
        let style = list[index];
        style = this.getStyle(style, this.rubData.data, true, true);

        if (style.pic_url) {
          style.backgroundImage = `url('http://viitto-1301420277.cos.ap-chengdu.myqcloud.com${style.pic_url}')`;
          style.backgroundRepeat = 'no-repeat';
          style.backgroundSize = 'cover';
          style.backgroundPosition = 'center';
        }
        return style;
      },
      // 通过占比获取图片的宽度、高度、左边距、上边距
      getStyle(block, list, isSpace = true, isPreview = false) {
        let width = block.w * 100 / list.w + '%';
        let height = block.h * 100 / list.h + '%';
        let left = block.x * 100 / list.w + '%';
        let top = block.y * 100 / list.h + '%';

        if (isSpace) {
          let space = this.rubData.data.space;
          let wMultiple = 0;
          let hMultiple = 0;
          if (block.w < list.w) {
            wMultiple += 1;
          }
          if (block.h < list.h) {
            hMultiple += 1;
          }
          if (block.x > 0) {
            left = `calc(${left} + ${space}px)`;
          }
          if (block.y > 0) {
            top = `calc(${top} + ${space}px)`;
          }
          if (block.x + block.w < list.w && block.x > 0) {
            wMultiple += 1;
          }
          if (block.y + block.h < list.h && block.y > 0) {
            hMultiple += 1;
          }
          width = `calc(${width} - ${space * wMultiple}px)`;
          height = `calc(${height} - ${space * hMultiple}px)`;
        }
        if (this.rubData.data.style === 0 && isPreview && this.rubData.data.list[0].pic_url) {
          height = 'auto';
        }

        block.width = width;
        block.height = height;
        block.left = left;
        block.top = top;
        return block;
      },
      // 各个图片的尺寸标注(preview)
      rubikSize(index) {
        if (this.rubData.data.style <= -1) {
          return '';
        }
        if (this.rubData.data.style == 0) {
          return '宽度为750，不限高度';
        }
        let style = this.rubData.data;
        let object = style.list[index];
        return `${Math.ceil(object.w * 750 / style.w)}*${Math.ceil(object.h * 750 / style.w)}`;
      },
      emptyStyle(index) {
        let list = JSON.parse(JSON.stringify(this.rubData.data.list));
        if (!list) {
          return '';
        }
        let style = list[index];
        style = this.getStyle(style, this.rubData.data, false, true);
        style.background = '#F7F7F7';
        style.zIndex = 9;
        style.border = 'none';
        return style;
      },
      // 自定义魔方鼠标移动事件(preview)
      blockMove(e) {
        if (!this.isMove) {
          return;
        }
        let per = this.rubData.data.w > 0 && this.rubData.data.h > 0 ? 750 / this.rubData.data.w : 750;
        let wPer = this.rubData.data.w > 0 ? 100 / this.rubData.data.w : 100;
        let hPer = this.rubData.data.h > 0 ? 100 / this.rubData.data.h : 100;
        let future = this.rubData.data.list[this.rubik];
        if (!future) {
          return;
        }
        // x轴占多少格
        let numberX = Math.floor(e.offsetX * this.zoom / per);
        // y轴咱多少格
        let numberY = Math.floor(e.offsetY * this.zoom / per);
        let futureX = Math.min(numberX, future.numberX);
        let futureY = Math.min(numberY, future.numberY);
        let futureW = (Math.abs(numberX - future.numberX) + 1);
        let futureH = (Math.abs(numberY - future.numberY) + 1);
        for (let i in this.rubData.data.list) {
          let _this = this.rubData.data.list[i];
          if (i == this.rubik) {
            continue;
          }
          if (futureX + futureW <= _this.x) {
            continue;
          } else if (futureX < _this.x && futureX + futureW > _this.x) {
            if (futureH + futureY <= _this.y) {
              continue;
            } else if (futureY < _this.y && futureY + futureH > _this.y) {
              futureH = _this.y - futureY;
            } else if (futureY >= _this.y && futureY < _this.y + _this.h) {
              futureW = _this.x - futureX;
            } else {
              continue;
            }
          } else if (futureX >= _this.x && futureX < _this.x + _this.w) {
            if (futureY + futureH <= _this.y) {
              continue;
            } else if (futureY + futureH > _this.y && futureY < _this.y) {
              futureH = _this.y - futureY;
            } else if (futureY >= _this.y && futureY < _this.y + _this.h) {
              return;
            } else {
              continue;
            }
          } else {
            continue;
          }
        }
        if (futureW == 0) {
          return;
        }
        if (futureH == 0) {
          return;
        }
        future.x = futureX;
        future.y = futureY;
        future.w = futureW;
        future.h = futureH;
      },
      rubikLink() {
        if (!this.rubData.data.list[this.rubik].link) {
          Vue.set(this.rubData.data.list[this.rubik], 'link', {});
        }
        return this.rubData.data.list[this.rubik].link.name
      },
      //获取选择链接
      getChoiceLink() {
        //调用子组件方法
        var obj = this.$refs.chooseMeun.getChooseMenu();
        if (this.rubik < 0) {
          return '';
        }
        if (this.rubData.data.list.length <= 0) {
          return '';
        }
        this.rubData.data.list[this.rubik].link.name = obj.PageName;
        this.isShowLink = false;
      },

      // 热区选择(edit)
      selectHotspot(list) {
        this.rubData.data.hotspot = list;
      },
      //选择图片
      SelectId(msg) {
        this.rubData.data.list[this.rubik].pic_url = msg.url;
        this.choicImg = false;
      },
      //向父组件传值 并调用排序
      resetSord(IsUp){
        this.$emit('getSord', this.index,IsUp);
      },
      //点击触发父组件删除
      delPlugin(){
        this.$emit('comDelPlugin', this.index);
      }
    },
    updated() {
      this.init = false;
    },
    watch: {
      'rubData.data.w': {
        handler(newVal, oldVal) {
          if (this.rubData.data.style == 8 && !this.init) {
            this.rubData.data.list = [];
          }
          this.rubData.data.w = Math.max(newVal, 1);
          if (this.rubData.data.style == 8) {
            this.rubData.data.w = Math.min(this.rubData.data.w, 10)
          }
        },
      },
      'rubData.data.h': {
        handler(newVal, oldVal) {
          if (this.rubData.data.style == 8 && !this.init) {
            this.rubData.data.list = [];
          }
          this.rubData.data.h = Math.max(newVal, 1);
          if (this.rubData.data.style == 8) {
            this.rubData.data.h = Math.min(this.rubData.data.h, 10)
          }
        },
      },
      'rubData.data.space': {
        handler(newVal, oldVal) {
          this.rubData.data.space = Math.min(Math.max(newVal, 0), 10);
        },
      },
      rubik(newVal, oldVal) {
        if (!this.isMove) {
          this.rubData.data.list[newVal] ? this.rubData.data.list[newVal].zIndex = 12 : '';
          this.rubData.data.list[oldVal] ? this.rubData.data.list[oldVal].zIndex = 11 : '';
        }
      },
      space(newVal, oldVal) {
        this.rubData.data.space = Math.max(newVal, 0);
        for (let i in this.rubData.data.list) {
          let block = this.rubData.data.list[i];
          block = this.getStyle(block, this.rubData.data);
        }
      },
    },
    mounted() {

    }
  };

</script>
