<template>
  <div class="app-container">
    <!-- 查询区域 -->
    <el-form :model="queryParams" ref="queryRef" :inline="true" v-show="showSearch" label-width="80px">
      <el-form-item label="羊只" prop="sheepId">
        <el-input v-model="queryParams.sheepNo" placeholder="请输入羊只耳号" clearable />
      </el-form-item>

      <el-form-item label="时间日期" style="width: 308px">
        <el-date-picker v-model="daterangeDatetime" value-format="YYYY-MM-DD" type="daterange" range-separator="-"
          start-placeholder="开始日期" end-placeholder="结束日期" />
      </el-form-item>

      <el-form-item label="疾病类型" prop="diseasePid">
        <el-select v-model="queryParams.diseasePid" clearable placeholder="请选择疾病类型" style="width: 120px;" filterable
          @change="handleDiseaseTypeChange">
          <el-option v-for="d in pDiseaseOptions" :key="d.id" :label="d.name" :value="d.id" />
        </el-select>
      </el-form-item>

      <el-form-item label="子疾病" prop="diseaseId">
        <el-select v-model="queryParams.diseaseId" :disabled="!queryParams.diseasePid" clearable placeholder="请选择疾病类型"
          style="width: 120px;" filterable>
          <el-option v-for="d in cDiseaseOptions" :key="d.id" :label="d.name" :value="d.id" />
        </el-select>
      </el-form-item>

      <el-form-item label="诊疗结果" prop="result">
        <el-select v-model="queryParams.result" clearable placeholder="请选择诊疗结果" style="width: 120px;">
          <el-option v-for="r in diag_result" :key="r.value" :label="r.label" :value="r.value" />
        </el-select>
      </el-form-item>

      <el-form-item label="治疗天数" prop="treatDay">
        <el-input v-model="queryParams.treatDay" placeholder="请输入治疗天数" clearable />
      </el-form-item>

      <el-form-item label="羊舍" prop="sheepfoldId">
        <el-select v-model="queryParams.sheepfoldId" clearable placeholder="请选择羊舍" style="width: 120px;" filterable>
          <el-option v-for="s in sheepfoldOptions" :key="s.value" :label="s.label" :value="s.value" />
        </el-select>
      </el-form-item>

      <el-form-item>
        <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
        <el-button icon="Refresh" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <!-- 按钮区域 -->
    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="success" plain icon="Edit" :disabled="single" @click="handleUpdate"
          v-hasPermi="['diagnosis:diagnosis:edit']">修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="danger" plain icon="Delete" :disabled="multiple" @click="handleDelete"
          v-hasPermi="['diagnosis:diagnosis:remove']">删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="warning" plain icon="Download" @click="handleExport"
          v-hasPermi="['diagnosis:diagnosis:export']">导出</el-button>
      </el-col>
      <right-toolbar v-model:showSearch="showSearch" @queryTable="getList" />
    </el-row>

    <!-- 列表 -->
    <el-table v-loading="loading" :data="diagnosisList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="耳号" align="center" prop="sheepNo" />
      <el-table-column label="时间日期" align="center" prop="datetime" width="150">
        <template #default="scope">
          <span>{{ parseTime(scope.row.datetime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="羊只类别" align="center" prop="sheepType" />
      <el-table-column label="性别" align="center" prop="gender">
        <template #default="scope"><dict-tag :options="sheep_gender" :value="scope.row.gender" /></template>
      </el-table-column>
      <el-table-column label="胎次" align="center" prop="parity" />
      <el-table-column label="疾病类型" align="center" prop="diseasePName" />
      <el-table-column label="子疾病" align="center" prop="diseaseName" />
      <el-table-column label="诊疗结果" align="center" prop="result">
        <template #default="scope"><dict-tag :options="diag_result" :value="scope.row.result" /></template>
      </el-table-column>
      <el-table-column label="开始时间" align="center" prop="begindate" width="150">
        <template #default="scope">
          <span>{{ parseTime(scope.row.begindate, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="结束时间" align="center" prop="enddate" width="150">
        <template #default="scope">
          <span>{{ parseTime(scope.row.enddate, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="治疗天数" align="center" prop="treatDay" />
      <el-table-column label="羊舍" align="center" prop="sheepfold" width="150px" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width" width="140px">
        <template #default="scope">
          <el-button link type="primary" icon="Edit" @click="handleUpdate(scope.row)"
            v-hasPermi="['diagnosis:diagnosis:edit']">修改</el-button>
          <el-button link type="primary" icon="Delete" @click="handleDelete(scope.row)"
            v-hasPermi="['diagnosis:diagnosis:remove']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!-- 分页 -->
    <pagination v-show="total > 0" :total="total" v-model:page="queryParams.pageNum"
      v-model:limit="queryParams.pageSize" @pagination="getList" />

    <el-dialog :title="title" v-model="open" width="45%" append-to-body>
      <el-form ref="diagnosisRef" :model="form" :rules="rules" label-width="90px">

        <!-- 只读信息 -->
        <el-row :gutter="20" class="info-block">
          <el-col :span="12">
            <el-form-item label="羊只耳号">
              <span class="readonly-text">{{ form.sheepNo }}</span>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="时间日期">
              <span class="readonly-text">{{ form.datetime }}</span>
            </el-form-item>
          </el-col>

          <el-col :span="8">
            <el-form-item label="性别">
              <span class="readonly-text"> <dict-tag :options="sheep_gender"
                    :value="form.gender" /></span>
            </el-form-item>
          </el-col>
          <el-col :span="8">
            <el-form-item label="胎次">
              <span class="readonly-text">{{ form.parity }}</span>
            </el-form-item>
          </el-col>
          <el-col :span="8">
            <el-form-item label="月龄">
              <span class="readonly-text">{{ form.monthAge }}</span>
            </el-form-item>
          </el-col>

          <el-col :span="12">
            <el-form-item label="疾病类型">
              <span class="readonly-text">{{ form.diseasePName }}</span>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="子疾病">
              <span class="readonly-text">{{ form.diseaseName }}</span>
            </el-form-item>
          </el-col>
        </el-row>

        <el-row :gutter="20">
          <el-col :span="12">
            <el-form-item label="开始时间">
              <span class="readonly-text">{{ form.begindate }}</span>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="结束时间" prop="enddate">
              <el-date-picker v-model="form.enddate" type="date" value-format="YYYY-MM-DD" style="width: 100%" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="治疗天数">
              <span class="readonly-text">{{ form.treatDay }} 天</span>
            </el-form-item>
          </el-col>
          <el-col :span="24">
            <el-form-item label="诊疗结果">
              <el-select v-model="form.result" clearable placeholder="请选择诊疗结果">
                <el-option v-for="r in diag_result" :key="r.value" :label="r.label" :value="r.value" />
              </el-select>
            </el-form-item>
          </el-col>
          <el-col :span="24">
            <el-form-item label="羊舍">
              <el-select v-model="form.sheepfoldId" clearable placeholder="请选择羊舍" filterable>
                <el-option v-for="s in sheepfoldOptions" :key="s.value" :label="s.label" :value="s.value" />
              </el-select>
            </el-form-item>
          </el-col>

          <el-col :span="24">
            <el-form-item label="备注" prop="remark">
              <el-input v-model="form.remark" type="textarea" :rows="3" placeholder="请输入备注信息" />
            </el-form-item>
          </el-col>
        </el-row>
      </el-form>

      <template #footer>
        <div class="dialog-footer">
          <el-button @click="cancel">取 消</el-button>
          <el-button type="primary" @click="submitForm">确 定</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>
<script setup name="Diagnosis">
import { listDiagnosis, getDiagnosis, delDiagnosis, updateDiagnosis } from '@/api/biosafety/diagnosis'
import { listSheepfold_management } from "@/api/fileManagement/sheepfold_management"
import { getCurrentInstance, onMounted, reactive, ref, toRefs, watch } from 'vue'
import { listDisease } from '@/api/biosafety/disease'

const { proxy } = getCurrentInstance()
const { sheep_gender, diag_result } = proxy.useDict("sheep_gender", "diag_result")

/* 列表数据 */
const diagnosisList = ref([])
const open = ref(false)
const loading = ref(true)
const showSearch = ref(true)
const ids = ref([])
const single = ref(true)
const multiple = ref(true)
const total = ref(0)
const title = ref('')
const daterangeDatetime = ref([])

/* 下拉数据源 */
const sheepfoldOptions = ref([])

const data = reactive({
  form: {},
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    sheepNo: null,
    datetime: null,
    diseasePid: null,
    diseaseId: null,
    result: null,
    treatDay: null,
    sheepfoldId: null
  },
  rules: {
    enddate: [
      {
        validator: (rule, value, callback) => {
          if (!value) {
            callback(new Error('请选择结束时间'))
          } else if (new Date(value) < new Date(form.value.begindate)) {
            callback(new Error('结束时间不能早于开始时间'))
          } else {
            callback()
          }
        },
        trigger: 'change'
      }
    ]
  }
})

const { queryParams, form, rules } = toRefs(data)

const pDiseaseOptions = ref([])
const cDiseaseOptions = ref([])

/* 疾病下拉 */
function getDiseases() {
  listDisease().then(response => {
    const diseases = proxy.handleTree(response.data, "id", "pid")
    pDiseaseOptions.value = diseases.filter(item => item.pid === 0)
  })
}

function handleDiseaseTypeChange(parentId) {
  if (!parentId) {
    cDiseaseOptions.value = []
    return
  }
  listDisease({ pid: parentId }).then(response => {
    cDiseaseOptions.value = response.data
  })
}

/* 查询列表 */
function getList() {
  loading.value = true
  queryParams.value.params = {}
  if (daterangeDatetime.value && daterangeDatetime.value.length) {
    queryParams.value.params.beginDatetime = daterangeDatetime.value[0]
    queryParams.value.params.endDatetime = daterangeDatetime.value[1]
  }
  listDiagnosis(queryParams.value).then((response) => {
    diagnosisList.value = response.rows
    total.value = response.total
    loading.value = false
  })
}

/* 取消/重置 */
function cancel() {
  open.value = false
  reset()
}
function reset() {
  form.value = {
    id: null,
    treatId: null,
    sheepId: null,
    datetime: null,
    sheepType: null,
    gender: null,
    parity: null,
    diseasePid: null,
    diseaseId: null,
    result: '',
    begindate: null,
    enddate: null,
    treatDay: null,
    sheepfoldId: null
  }
  proxy.resetForm('diagnosisRef')
}

/* 搜索 / 重置 */
function handleQuery() {
  queryParams.value.pageNum = 1
  getList()
}
function resetQuery() {
  daterangeDatetime.value = []
  proxy.resetForm('queryRef')
  handleQuery()
}

/* 多选 */
function handleSelectionChange(selection) {
  ids.value = selection.map((item) => item.id)
  single.value = selection.length !== 1
  multiple.value = !selection.length
}

/* 修改 */
function handleUpdate(row) {
  reset()
  const _id = row.id || ids.value
  getDiagnosis(_id).then((response) => {
    form.value = response.data
    open.value = true
    title.value = '修改诊疗结果'
  })
}

/* 提交 */
function submitForm() {
  proxy.$refs.diagnosisRef.validate((valid) => {
    if (valid) {
      updateDiagnosis(form.value).then(() => {
        proxy.$modal.msgSuccess('修改成功')
        open.value = false
        getList()
      })
    }
  })
}

/* 删除 */
function handleDelete(row) {
  const _ids = row.id || ids.value
  proxy
    .$modal.confirm('是否确认删除诊疗结果编号为"' + _ids + '"的数据项？')
    .then(() => delDiagnosis(_ids))
    .then(() => {
      getList()
      proxy.$modal.msgSuccess('删除成功')
    })
    .catch(() => { })
}

/* 导出 */
function handleExport() {
  proxy.download(
    'diagnosis/diagnosis/export',
    { ...queryParams.value },
    `diagnosis_${new Date().getTime()}.xlsx`
  )
}

/* 🔥 监听 enddate 变化，自动计算治疗天数 */
watch(() => form.value.enddate, (newVal) => {
  if (newVal && form.value.begindate) {
    const start = new Date(form.value.begindate)
    const end = new Date(newVal)
    const diffTime = Math.abs(end - start)
    const diffDays = Math.ceil(diffTime / (1000 * 60 * 60 * 24))
    form.value.treatDay = diffDays
  } else {
    form.value.treatDay = 0
  }
})

/* 🔥 可选：监听 begindate 变化，重新计算天数 */
watch(() => form.value.begindate, () => {
  if (form.value.enddate) {
    const start = new Date(form.value.begindate)
    const end = new Date(form.value.enddate)
    const diffTime = Math.abs(end - start)
    const diffDays = Math.ceil(diffTime / (1000 * 60 * 60 * 24))
    form.value.treatDay = diffDays
  }
})

onMounted(() => {
  getList()
  getDiseases()
  listSheepfold_management().then(res => {
    sheepfoldOptions.value = res.rows.map(item => ({ value: item.id, label: item.sheepfoldName }))
  })
})
</script>