<template>
    <div class="page-container">
    <n-card class="page-layout">
         <!-- 搜索表单 -->
      <div class="search-form">
        <n-form inline :model="searchForm" label-placement="left">
          <n-form-item label="统计方式">
             <n-select
                v-model:value="searchForm.type"
                :options="statisticTypeOptions"
                placeholder="请选择统计方式"
                clearable
                style="width: 200px"
            />
          </n-form-item>
          <n-form-item label="统计时间">
            <n-date-picker
                    v-model:formatted-value="searchForm.timestamp"
                    format="yyyy-MM-dd"
                    type="date"
                    clearable
                    style="width: 200px"
                />
          </n-form-item>

          <n-form-item>
            <n-space>
              <n-button type="primary" @click="handleSearch">
                <template #icon><n-icon><SearchOutline /></n-icon></template>
                搜索
              </n-button>
              <n-button @click="handleReset">
                <template #icon><n-icon><RefreshOutline /></n-icon></template>
                重置
              </n-button>
            </n-space>
          </n-form-item>
        </n-form>
      </div>
        <div class="stats-section">
            <div class="stats-cards">
                 <n-card class="stat-card" size="small" :bordered="false" content-style="background: transparent">
                    <div class="stat-item">
                        <span class="stat-label">提交总数</span>
                        <span class="stat-value">{{ stats.totalQty }}</span>
                    </div>
                </n-card>
                 <n-card class="stat-card success" size="small" :bordered="false" content-style="background: transparent">
                    <div class="stat-item">
                        <span class="stat-label">合格</span>
                        <span class="stat-value">{{ stats.successQty }}</span>
                    </div>
                </n-card>
                <n-card class="stat-card fail" size="small" :bordered="false" content-style="background: transparent">
                    <div class="stat-item">
                        <span class="stat-label">报废</span>
                        <span class="stat-value">{{ stats.scrapQty }}</span>
                    </div>
                </n-card>
            </div>
            <n-grid :cols="1" :x-gap="24" class="stats-charts">
                <n-gi>
                    <n-card title="汇报统计图" size="small" :bordered="false" content-style="background: transparent">
                     <div ref="statisticChartRef" class="chart-box"></div>
                    </n-card>
                </n-gi>
            </n-grid>
        </div>
    </n-card>
    </div>
</template>
<script setup lang="ts">
import { ref, reactive, h, onMounted } from 'vue'
import { dictDataApi } from '@/api/org'
import { submitLogApi } from '@/api/submitLog'

//字典数据
const statisticTypeOptions = ref<{ label: string; value: any }[]>([])

//统计属性
const searchForm =reactive({
    type: null  as string,
    timestamp: null as string 
})

const stats = reactive({
    totalQty:0,
    successQty:0,
    scrapQty:0,
    outputRate:0,
    scrapRate:0,
})

const statisticChartRef = ref<HTMLElement | null>(null)

let statisticChart: any = null

function handleSearch() {
     loadStatistics()
}

function handleReset(){
    searchForm.type = null
    searchForm.timestamp = null
    handleSearch()
}

async function loadStatistics() {
    try{
        const res = await submitLogApi.statistics({
            type: searchForm.type,
            time: searchForm.timestamp
        })

        Object.assign(stats,res)
        
        updateCharts()
    }catch{}
}


function updateCharts(){
    import('echarts').then((echarts)=>{
        if(statisticChartRef.value) {
             if (!statisticChart) statisticChart = echarts.init(statisticChartRef.value)
            
             const data = [{name:"产出率",value:stats.outputRate},{name:"报废率",value:stats.scrapRate}]
              statisticChart.setOption({
                    tooltip: { trigger: 'item' },
                    series: [{ type: 'pie', radius: '60%', data }]
                })
        }
    })
}


//加载字典选项
async function loadDictOptions() {

    try{
        const data = await dictDataApi.listByType('statistic_type')
        statisticTypeOptions.value = data.map(d=>({label:d.dictLabel,value: (Number(d.dictValue) || d.dictValue) }))
    }catch{}

}




onMounted(()=>{
    loadStatistics()
    loadDictOptions()
})


</script>
<style lang="scss" scoped>
.page-layout {
  .stats-section {
    margin-bottom: 20px;
  }
  .stats-cards {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
  }
  .stat-card {
    flex: 1;
    .stat-item {
      display: flex;
      flex-direction: column;
      gap: 4px;
      .stat-value {
        font-size: 24px;
        font-weight: 700;
        color: #111827;
      }
      .stat-label {
        font-size: 13px;
        color: #6b7280;
      }
    }
    &.success .stat-value { color: #18a058; }
    &.fail .stat-value { color: #d03050; }
  }
  .stats-charts {
    margin-bottom: 16px;
  }
  .chart-box {
    height: 260px;
    text-align: center;
  }
  .search-form {
    margin-bottom: 16px;
  }
  .pagination-container {
    display: flex;
    justify-content: flex-end;
    margin-top: 12px;
  }
}
</style>