<script>
import {copy, fuzzyMatching, splitKeyWords} from "@/utils/common.js";
import {Delete, DocumentAdd, Edit, Search} from "@element-plus/icons-vue";
import ZooUserFormDialog from "@/components/ZooUserFormDialog.vue";
import ZooAnimalFormDialog from "@/components/ZooAnimalFormDialog.vue";

export default {
  name: "ZooAnimal",
  components: {ZooAnimalFormDialog, ZooUserFormDialog},
  data() {
    return {
      animals: [],
      tableData: [],
      searchInput: {
        state: '',//状态（0正常 1异常）
        keyword: ''
      },
      dialog: {
        addDialogVisible: false,//添加动物对话框
        editDialogVisible: false,//编辑用户对话框
        editData: {}
      }
    }
  },
  computed: {
    //图标
    //region
    Search() {
      return Search
    },
    DocumentAdd() {
      return DocumentAdd
    },
    Edit() {
      return Edit
    },
    Delete() {
      return Delete
    },
    //endregion
    // dataFilters() {
    //   // 计算格式化后的数组
    //   let data = copy(this.tableData)
    //   data.forEach(e => {
    //     if (e.state === 0) {
    //       e.state = '正常'
    //     } else if (e.state === 1) {
    //       e.state = '异常'
    //     }
    //   })
    //   return data
    // },
  },
  watch: {
    searchInput: {
      deep: true,
      handler(val) {
        this.searchAnimal();
      }
    }
  },
  methods: {
    showEditDialog(animal) {
      //这里使用animal的id查询后端的特定动物再赋值，这里用假数据代替一下
      this.dialog.editData = this.animals.find(e => e.id === animal.id)
      console.log('点击了编辑', this.dialog.editData)
      this.dialog.editDialogVisible = true
    },
    // 判断表单是否为空
    isEmpty(form) {
      // if (!form.username || !form.password) {
      if (!form.name) {
        //返回提示
        return ElMessage({
          message: '动物名不能为空',
          type: 'warning',
        })
      }
    },
    editAnimal(form) {
      console.log('确认编辑动物', form)
      //判断是否为空
      return this.isEmpty(form);
      //编辑失败
      if (false) {
        return ElMessage({
          message: '编辑失败',
          type: 'warning',
        })
      }
      //编辑成功
      if (false) {
        return ElMessage({
          message: '编辑成功',
          type: 'success',
        })
      }
      // 此处重新拉取数据
      this.dialog.editDialogVisible = false//添加成功关闭窗口
    },
    deleteUser(animal) {
      console.log('删除动物', animal)
      return ElMessageBox.confirm(
          '该操作不可撤销，是否继续？',
          '删除动物：' + animal.name,
          {
            confirmButtonText: '确定',
            cancelButtonText: '取消',
            type: 'warning',
          }
      ).then(() => {
        //进行删除操作
        // ……
        ElMessage({
          type: 'success',
          message: '删除成功',
        })
      }).catch(() => {
        ElMessage({
          type: 'info',
          message: '取消删除',
        })
      })
    },
    addAnimal(form) {
      console.log('添加动物', form)
      //验证是否为空
      return this.isEmpty(form);
      //添加失败
      if (false) {
        return ElMessage({
          message: '该动物已存在',
          type: 'warning',
        })
      }
      //添加成功
      if (false) {
        return ElMessage({
          message: '添加成功',
          type: 'success',
        })
      }
      // 此处重新拉取数据
      this.dialog.addDialogVisible = false//添加成功关闭窗口

    },
    searchAnimal() {
      console.log('动物搜索',this.searchInput)
      let searchResult = []//搜索结果数组
      //第一步匹配搜索选项，如果选择了特定用户身份
      if (typeof this.searchInput.state ==='number') {
        this.animals.forEach(e=>{
          if (e.state === this.searchInput.state) {
            searchResult.push(copy(e))//如果符合特定权限，则添加到搜索结果
          }
        })
      }
      else { //如果没有选择特定用户身份，代表所有数据都需要参加到下一轮的模糊搜索
        searchResult = copy(this.animals)
      }

      let searchResult2 = []
      let keyset = splitKeyWords(this.searchInput.keyword)//切割关键字

      //第二步进行模糊搜索
      searchResult.forEach(e=>{
        //如果该对象能匹配上所有关键字，则添加到结果
        // console.log('开始进行模糊匹配,对象、关键字集合分别为',e,keyset)
        let is = fuzzyMatching(e,keyset);
        if (is) {
          searchResult2.push(e)
        }
        // console.log('结束模糊匹配，结果为',e,keyset,is)
      })
      searchResult = searchResult2

      this.tableData = searchResult
    },
  },
  mounted() {
    //数据生成器
    for (let i = 0; i < 100; i++) {
      let animal = {
        id: i,
        name: 'animal' + (i + 3),
        sex: Math.floor(Math.random() * 2) === 0 ? '雌性' : '雄性',
        species: Math.floor(Math.random() * 10).toString(),//种类
        weight: Number((Math.random() * 2000).toFixed(2)),
        height: Number((Math.random() * 10).toFixed(2)),
        state: Math.floor(Math.random() * 2),//状态（0正常 1异常）
        roleId: Math.floor(Math.random() * 100),//饲养员id
        color: '',//Math.floor(Math.random() * 255),//颜色
        features: Math.floor(Math.random() * 40).toString(),//特征
        habit: Math.floor(Math.random() * 500).toString()//生活习性
      }
      this.animals.push(animal)
    }
    this.tableData = copy(this.animals);//复制一份给表格展示
  }
}
</script>

<template>
  <div class="animals-root">
    <div class="select">
      <div class="left">
        <el-button type="primary" :icon="DocumentAdd" @click="dialog.addDialogVisible = true">添加动物</el-button>
      </div>
      <div class="right">
        <el-input
            v-model="searchInput.keyword"
            style="max-width: 300px"
            placeholder="搜索动物 空格隔开关键字"
        >
          <template #prepend>
            <el-select v-model="searchInput.state" placeholder="状态" style="width: 80px">
              <el-option label="不选择" value=""/>
              <el-option label="正常" :value="0"/>
              <el-option label="异常" :value="1"/>
            </el-select>
          </template>
          <template #append>
            <el-button :icon="Search" @click="searchAnimal()"/>
          </template>
        </el-input>
      </div>
    </div>

    <!--    <hr/>-->
    <div class="table">
      <el-table :data="tableData" style="width: 100%;height: 100%" empty-text="暂无数据" border>
        <el-table-column fixed prop="id" label="动物ID"/>
        <el-table-column fixed prop="name" label="动物名称" width="100"/>
        <el-table-column prop="sex" label="性别"/>
        <el-table-column prop="species" label="动物种类" width="90"/>
        <el-table-column prop="weight" label="动物体重（KG）" width="130"/>
        <el-table-column prop="height" label="动物身高（M）" width="130"/>
        <el-table-column prop="state" label="动物状态" width="90">
          <template #default="scope">
            <span v-if="scope.row.state===0" style="color: green">正常</span>
            <span v-else-if="scope.row.state===1" style="color: red">异常</span>
            <span v-else>未知</span>
          </template>
        </el-table-column>
        <el-table-column prop="roleId" label="饲养员ID" width="120"/>
        <el-table-column prop="color" label="动物颜色" width="90"/>
        <el-table-column prop="features" label="动物特征" width="100"/>
        <el-table-column prop="habit" label="生活习性" width="100"/>
        <el-table-column fixed="right" label="操作" width="130">
          <template #default="scope">
            <el-button link type="primary" size="small" :icon="Edit" @click="showEditDialog(scope.row)">
              编辑
            </el-button>
            <el-button link type="danger" size="small" :icon="Delete" @click="deleteUser(scope.row)">
              删除
            </el-button>
          </template>
        </el-table-column>
      </el-table>
    </div>
  </div>

  <!--  添加动物对话框-->
  <el-dialog v-model="dialog.addDialogVisible" title="添加动物" width="500" align-center draggable overflow>
    <ZooAnimalFormDialog>
      <template #default="scope">
        <el-button @click="dialog.addDialogVisible = false">
          取消
        </el-button>
        <el-button type="primary" @click="addAnimal(scope.form)">
          添加
        </el-button>
      </template>
    </ZooAnimalFormDialog>
  </el-dialog>

  <!--  编辑动物对话框-->
  <el-dialog v-model="dialog.editDialogVisible" title="编辑动物" width="500" align-center draggable overflow
             destroy-on-close>
    <ZooAnimalFormDialog :animal="dialog.editData">
      <template #default="scope">
        <el-button @click="dialog.editDialogVisible = false">
          取消
        </el-button>
        <el-button type="primary" @click="editAnimal(scope.form)">
          修改
        </el-button>
      </template>
    </ZooAnimalFormDialog>
  </el-dialog>
</template>

<style scoped>
.table {
  /*width: 1300px;*/
  height: 516px;
  margin: 0 30px;
}

.left {
  margin-left: 30px;
}

.right {
  margin-right: 30px;
}


.select {
  width: 100%;
  height: 60px;
  line-height: 60px;
}
</style>