<template>
  <el-dialog
    :visible.sync="dialogFormVisible"
    class="editDialog"
    title="编辑井"
    append-to-body
    @close="cancel"
  >
    <el-scrollbar :native="false">
      <el-form
        ref="dataForm"
        :label-position="labelPosition"
        :rules="rules"
        :model="wellForm"
        label-width="120px"
      >
        <el-row>
          <el-col :span="10">
            <el-form-item label="井名称" prop="wellName">
              <el-input
                v-model.trim="wellForm.wellName"
                type="text"
                placeholder="必填"
              />
            </el-form-item>
          </el-col>
          <el-col :span="10" :offset="1">
            <el-form-item label="井编号" prop="wellCode">
              <el-input
                v-model.trim="wellForm.wellCode"
                :disabled="isEditMode"
                type="text"
                placeholder="必填"
              />
            </el-form-item>
          </el-col>
        </el-row>
        <el-row>
          <el-col :span="10">
            <el-form-item label="井类型" prop="wellType">
              <el-select
                v-model="wellForm.wellType"
                placeholder="点击选择井类型"
                clearable
              >
                <el-option
                  v-for="item in wellTypeList"
                  :key="item.value"
                  :label="item.name"
                  :value="item.value"
                />
              </el-select>
            </el-form-item>
          </el-col>
          <el-col :span="10" :offset="1">
            <el-form-item label="权属单位" prop="deptid">
              <dept-select
                v-model="wellForm.deptid"
                :need-top="deptShowTop"
                :dept-show="deptShow"
                dept-type="03"
                placeholder="选择权属单位"
                @change="deptChanged"
              />
            </el-form-item>
          </el-col>
        </el-row>
        <el-row>
          <el-col :span="10">
            <el-form-item label="井深(m)" prop="deep">
              <el-input
                v-model.trim="wellForm.deep"
                type="text"
                placeholder="需要装液位监测仪的井必填"
              />
            </el-form-item>
          </el-col>
        </el-row>
        <el-row>
          <el-col :span="10">
            <el-form-item label="经度" prop="coordinateX">
              <el-input
                v-model.trim="wellForm.coordinateX"
                type="text"
                placeholder="必填"
              />
            </el-form-item>
          </el-col>
          <el-col :span="10" :offset="1">
            <el-form-item label="纬度" prop="coordinateY">
              <el-input
                v-model.trim="wellForm.coordinateY"
                type="text"
                placeholder="必填"
              />
            </el-form-item>
          </el-col>
        </el-row>
        <el-row>
          <el-col :span="24">
            <el-form-item label="路标图片" prop="images">
              <el-upload
                ref="upload"
                :before-upload="handleBeforeUpload"
                :on-preview="handlePictureCardPreview"
                :on-remove="handleRemove"
                :on-exceed="handleExceed"
                :on-change="handleChange"
                :http-request="uploadFile"
                :file-list="imageList"
                :limit="4"
                :class="{ hide: hideUpload }"
                multiple
                action="string"
                accept=".jpg,.jpeg,.png "
                list-type="picture-card"
              >
                <i class="el-icon-plus" />
              </el-upload>
              <el-dialog
                :visible.sync="dialogVisible"
                title="图片预览"
                append-to-body
              >
                <div class="imgBox">
                  <img
                    :src="dialogImageUrl"
                    max-height="400px;"
                    alt=""
                    style="margin: 0 auto"
                  />
                </div>
              </el-dialog>
            </el-form-item>
          </el-col>
        </el-row>
        <!-- <el-row :gutter="1">
          <el-form-item label="所在区域" required>
            <el-col :span="5">
              <el-form-item prop="qu">
                <el-select v-model="wellForm.qu" :disabled="showResponseDept" placeholder="请选择所在区/县" clearable @change="quChanged">
                  <el-option
                    v-for="item in quList"
                    :key="item.id"
                    :label="item.name"
                    :value="item.id"/>
                </el-select>
              </el-form-item>
            </el-col>
            <el-col :span="1" class="line">区/县</el-col>
            <el-col :span="5">
              <el-form-item prop="area">
                <el-select v-model="wellForm.area" :disabled="showResponseDept" placeholder="请选择所在街道/镇" clearable>
                  <el-option
                    v-for="item in jiedaoList"
                    :key="item.id"
                    :label="item.name"
                    :value="item.id"/>
                </el-select>
              </el-form-item>
            </el-col>
            <el-col :span="1" class="line">街道/镇</el-col>
          </el-form-item>

        </el-row>
        <el-row>
          <el-col :span="15">
            <el-form-item label="详细地址" prop="position">
              <el-input v-model.trim="wellForm.position" type="text" placeholder="必填"/>
            </el-form-item>
          </el-col>
        </el-row> -->

        <el-row :gutter="1">
          <el-col :span="8">
            <el-form-item label="所在区域" prop="areaId">
              <area-select-tree
                v-model.trim="wellForm.areaId"
                :need-top="false"
                :dept-show="true"
                placeholder="区域"
              />
            </el-form-item>
          </el-col>

          <el-col :span="10">
            <el-form-item label="" prop="position">
              <el-input
                style="margin-left: 30px"
                v-model.trim="wellForm.position"
                type="text"
                placeholder="具体位置必填"
              />
            </el-form-item>
          </el-col>
        </el-row>

        <el-row v-show="secondDeptTreeList.length >= 1" :gutter="20">
          <el-col :span="13">
            <el-form-item label="井维护机构" prop="responsibleDept">
              <el-select
                v-if="secondDeptTreeList.length >= 1"
                v-model="wellForm.responsibleDept"
                :disabled="showResponseDept"
                placeholder="选择维护组织，不选默认为权属单位"
                clearable
              >
                <el-option
                  v-for="item in secondDeptTreeList"
                  :key="item.id"
                  :label="item.name"
                  :value="item.id"
                />
              </el-select>
              <el-input
                v-else
                v-model="wellForm.responsibleDeptName"
                type="text"
                placeholder="未知"
                disabled
              />
            </el-form-item>
          </el-col>
        </el-row>
        <el-row :gutter="20">
          <el-col :span="15" style="margin-left: 120px; margin-bottom: 40px">
            <el-button size="medium" @click="cancel"> 取消</el-button>
            <el-button
              type="primary"
              size="medium"
              style="margin-left: 10px"
              @click="saveData"
            >
              保存</el-button
            >
          </el-col>
        </el-row>
      </el-form>
    </el-scrollbar>
  </el-dialog>
</template>

<script>
import { toTreeList } from "@/utils/structure";
import SelectTree from "@/components/SelectTree/singleSelect";
import AreaSelectTree from "@/components/AreaSelect/areaSelectTree";
import { getDeptTreeList } from "@/api/system/dept";
import { getAreaList, getAreaByDept } from "@/api/system/area";
import { getWellType, updateWell } from "@/api/well";
import { Uploadimg } from "@/api/common";
import DeptSelect from "@/components/DeptSelect";

export default {
  name: "EditWell",
  components: { SelectTree, DeptSelect, AreaSelectTree },
  data() {
    const validateDeep = (rule, value, callback) => {
      if (value !== "") {
        if (/^[+]{0,1}(\d+)$|^[+]{0,1}(\d+\.\d+)$/.test(value) === false) {
          callback(new Error("请填写大于0的数字"));
        } else {
          const deep = parseFloat(value);
          if (deep > 10 || deep < 0) {
            callback(new Error("请填写0到10数值"));
          } else {
            callback();
          }
        }
      } else {
        callback();
      }
    };
    const validateLng = (rule, value, callback) => {
      if (value !== "") {
        if (/^[+]{0,1}(\d+)$|^[+]{0,1}(\d+\.\d+)$/.test(value) === false) {
          callback(new Error("请填写大于0的数字"));
        } else {
          callback();
        }
      } else {
        callback(new Error("经度不能为空"));
      }
    };
    const validateLat = (rule, value, callback) => {
      if (value !== "") {
        if (/^[+]{0,1}(\d+)$|^[+]{0,1}(\d+\.\d+)$/.test(value) === false) {
          callback(new Error("请填写大于0的数字"));
        } else {
          callback();
        }
      } else {
        callback(new Error("纬度不能为空"));
      }
    };
    return {
      dialogFormVisible: false, // 对话框是否显示
      wellForm: {
        areaId: "",
        id: null, // 井id
        wellCode: "", // 井编号
        wellName: "", // 井名称
        wellType: "", // 井类型
        deptid: "", // 权属单位
        deep: "", // 井深，
        position: "", // 位置描述
        coordinateX: "", // 经度
        coordinateY: "", // 纬度
        photos: "", // 照片路径
        notes: "", // 备注,
        qu: "",
        area: "", // 街道
        responsibleDept: "", // 维护人员部门
        responsibleDeptName: "", // 维护人员部门
      }, // 表单
      deptProps: {
        parent: "pid",
        value: "id",
        label: "name",
        children: "children",
      },
      hideUpload: false,
      imageList: [],
      secondDeptTreeList: [], // 二级组织树列表
      wellTypeList: [],
      quList: [],
      jiedaoList: [],
      textMap: {
        update: "编辑",
        create: "新增",
      }, // 表头显示标题
      rules: {
        areaId: [
          {
            required: true,
            message: "井编号不能为空",
            trigger: ["blur", "change"],
          },
        ],
        wellCode: [
          {
            required: true,
            message: "区域位置不能为空",
            trigger: ["blur", "change"],
          },
        ],
        wellName: [
          {
            required: true,
            message: "井名称不能为空",
            trigger: ["blur", "change"],
          },
        ],
        position: [
          {
            required: true,
            message: "井详细地址不能为空",
            trigger: ["blur", "change"],
          },
        ],
        deep: [
          {
            required: false,
            trigger: ["blur", "change"],
            validator: validateDeep,
          },
        ],
        coordinateX: [
          {
            required: true,
            trigger: ["blur", "change"],
            validator: validateLat,
          },
        ],
        coordinateY: [
          {
            required: true,
            trigger: ["blur", "change"],
            validator: validateLng,
          },
        ],
        deptid: [
          { required: true, message: "权属单位必选", trigger: "change" },
        ],
        wellType: [
          { required: true, message: "井类型必选", trigger: "change" },
        ],
        qu: [{ required: true, message: "所在区/县必选", trigger: "change" }],
        area: [
          { required: true, message: "所在街道/镇必选", trigger: "change" },
        ],
      },
      deptShowTop: false, // 权属单位下拉是否显示顶级
      dialogImageUrl: "",
      dialogVisible: false,
      labelPosition: "right",
      responseAssignShow: false,
      isEditMode: true,
      deptShow: true,
    };
  },
  computed: {
    showResponseDept() {
      if (this.wellForm.deptid === "") {
        return true;
      } else {
        return false;
      }
    },
    qu() {
      // 获取区
      return this.wellForm.qu;
    },
  },
  watch: {
    "wellForm.deptid"(val, oldVal) {
      // 监控权属单位变化
      if (oldVal !== "" && val !== "") {
        this.wellForm.responsibleDept = "";
        this.wellForm.responsibleDeptName = "";
        this.wellForm.area = "";
        this.wellForm.qu = "";
        this.fetchSecondDeptTree();
        this.fetchArea1();
      } else {
        if (val !== "") {
          this.fetchSecondDeptTree();
          this.fetchArea1();
        }
      }
    },
    qu(val) {
      // 监控区变化
      if (val !== "") {
        this.fetchArea2();
      }
    },
  },
  mounted: function () {
    this.fetchWellType();
    this.imageList = [];
  },
  methods: {
    selectnode(node) {
      this.wellForm.areaId = node.id;
    },
    // 初始化对话框
    initDialog: function (dialogFormVisible, row = null) {
      this.imageList = [];
      if (row.photos.length === 0 && this.$refs.upload)
        this.$refs.upload.clearFiles();
      this.dialogFormVisible = dialogFormVisible;
      this.fetchWellType();
      console.log(row, "===---098");
      this.wellForm = {
        id: row.id, // 井id
        areaId: row.areaId,
        wellCode: row.wellCode, // 井编号
        wellName: row.wellName, // 井名称
        wellType: row.wellType, // 井类型
        deptid: row.deptid, // 权属单位
        deep: row.deep, // 井深，
        position: row.position, // 位置描述
        coordinateX: row.coordinateX, // 经度
        coordinateY: row.coordinateY, // 纬度
        photos: row.photos, // 照片路径
        notes: row.notes, // 备注,
        qu: row.qu,
        area: row.area, // 街道
        responsibleDept: row.responsibleDept, // 维护人员部门
        responsibleDeptName: row.responsibleDeptName, // 维护人员部门
      };
      if (row.deptid && row.deptid !== "") {
        this.fetchArea1(row.deptid);
        this.fetchArea2();
        this.fetchSecondDeptTree();
        this.loading = false;
      }
      // 处理图片
      const base_url = process.env.BASE_API + "/static/";
      const urls = row.photos.split(";");
      for (const url of urls) {
        if (url) {
          this.imageList.push({ name: url, url: base_url + url });
        }
      }
      this.handleChange(null, this.imageList);
    },
    // 加载组织机构树形下拉菜单
    fetchSecondDeptTree: function () {
      const listQuery = {
        pid: this.wellForm.deptid,
        deptType: "04",
      };
      getDeptTreeList(listQuery).then((response) => {
        console.log(response.data);
        if (response.data.list) {
          this.secondDeptTreeList = toTreeList(
            response.data.list,
            this.wellForm.deptid
          );
        }
      });
    },
    // 获取井类型
    fetchWellType() {
      getWellType().then((response) => {
        this.wellTypeList = [];
        const wellTypes = this.$store.getters.wellTypes;
        for (const wellType of response.data) {
          if (wellTypes.indexOf(wellType.value) !== -1) {
            this.wellTypeList.push(wellType);
          }
        }
        if (this.wellTypeList.length <= 1) {
          this.showWellType = false;
        }
      });
    },
    // 获取区域1
    fetchArea1(deptid) {
      getAreaByDept(this.wellForm.deptid).then((response) => {
        if (response.code === 200) {
          const pid = response.data.area;
          getAreaList(pid).then((response) => {
            this.quList = response.data;
          });
        }
      });
    },
    // 改变权属单位选项时
    deptChanged() {
      console.log("deptChanged");
      this.wellForm.responsibleDept = "";
      this.wellForm.area = "";
      this.wellForm.qu = "";
    },
    // 改变区选项时的操作
    quChanged() {
      this.wellForm.area = "";
    },
    // 获取区域2
    fetchArea2() {
      getAreaList(this.wellForm.qu).then((response) => {
        this.jiedaoList = response.data;
      });
    },
    // 取消
    cancel() {
      this.dialogFormVisible = false;
      this.imageList = [];
      this.wellForm.deptid = "";
      this.$emit("watchChild");
      // 清除验证
      this.$nextTick(() => {
        this.$refs["dataForm"].clearValidate();
      });
    },
    // 保存数据
    saveData: function () {
      this.wellForm.photos = "";
      if (this.wellForm.responsibleDept === "") {
        if (this.secondDeptTreeList.length > 0) {
          this.$message.warning("必须选择维护机构");
          return;
        } else {
          this.wellForm.responsibleDept = this.wellForm.deptid;
        }
      }
      for (const image of this.imageList) {
        let index = image.url.indexOf("/static/");
        if (index !== -1) {
          index += 8;
        }
        this.wellForm.photos += image.url.substring(index) + ";";
      }
      this.$refs["dataForm"].validate((valid) => {
        if (valid) {
          updateWell(this.wellForm).then((response) => {
            console.log("修改井");
            if (response.code === 200) {
              this.$message.success("修改成功!");
              this.$emit("watchChild");
              this.dialogFormVisible = false;
              this.imageList = [];
            }
            // 清除验证
            this.$nextTick(() => {
              this.$refs["dataForm"].clearValidate();
            });
          });
        }
      });
    },
    uploadFile(file) {
      console.log("uploadFile:" + file.file.name);
      const base_url = process.env.BASE_API + "/static/";
      Uploadimg(file).then((res) => {
        if (res.code === 200) {
          this.imageList.push({
            name: file.file.name,
            url: base_url + res.data,
          });
        }
      });
    },
    handleBeforeUpload(file) {
      const isJPG = file.type === "image/jpeg" || file.type === "image/png";
      let res = true;
      const isLt2M = file.size / 1024 / 1024 < 5;
      if (!isJPG) {
        this.$message.error("上传图片只能是 JPG 或 PNG 格式!");
        res = false;
      }
      if (!isLt2M) {
        this.$message.error("上传图片大小不能超过 5MB!");
        res = false;
      }
      for (const i in this.fileList) {
        if (this.fileList[i].name === file.name) {
          this.$message.error("该图片已上传过，请选择其他图片");
          res = false;
        }
      }
      return res;
    },
    // 文件列表移除文件时的钩子
    handleRemove(file, fileList) {
      console.log("handleRemove");
      for (const i in this.imageList) {
        if (this.imageList[i].name === file.name) {
          this.imageList.splice(i, 1);
          this.hideUpload = this.imageList.length >= 4;
          return;
        }
      }
    },
    handleExceed(files, fileList) {
      this.$message.warning(
        `限制选择 4 张图片，本次选择了 ${files.length} 张图片，共选择了 ${
          files.length + fileList.length
        } 张图片`
      );
    },
    // 点击文件列表中已上传的文件时的钩子
    handlePictureCardPreview(file) {
      console.log("handlePictureCardPreview");
      this.dialogImageUrl = file.url;
      this.dialogVisible = true;
    },
    handleChange(file, fileList) {
      console.log("handleChange");
      if (fileList) {
        this.hideUpload = fileList.length >= 4;
      } else {
        this.hideUpload = false;
      }
    },
  },
};
</script>

<style rel="stylesheet/scss" lang="scss">
.hide .el-upload--picture-card {
  display: none;
}

.editDialog {
  .el-dialog {
    width: 900px;
    margin-top: 10vh !important;
    .el-dialog__body {
    }
    .el-scrollbar {
      height: 410px;
      width: 100%;
    }
    .el-scrollbar__wrap {
      /*overflow: scroll;*/
      overflow-x: auto;
      overflow-y: auto;
    }
    .el-scrollbar__view {
      width: 98%;
    }
  }
}

.el-select {
  width: 100%;
}

.line {
  width: 50px;
  margin-left: 5px;
}

.hide .el-upload-–picture-card {
  display: none;
}

.imgBox {
  width: 100%;
  text-align: center;
}
</style>