<template>
  <view class="container">
    <u-sticky offsetTop="0rpx" customNavHeight="0rpx">
      <view class="search-view">
        <u--input v-model="queryParams.noticeTitle" border="false" placeholder="请输入公告标题" class="search-input"
          customStyle="background: #f7f8fa; border: 2rpx solid #e4e7ed; border-radius: 24rpx; height: 66rpx; padding: 0 24rpx;"
          @blur="searchBlur" suffixIcon="search" suffixIconStyle="color: #667eea">
        </u--input>
        <view class="filter-btn" @click="filterPanel = !filterPanel">
          <uni-icons type="list" size="18" color="#667eea"></uni-icons>
          <text>筛选</text>
        </view>
        <view class="add-btn" @click="handleAdd()">
          <uni-icons type="plusempty" size="18" color="#667eea"></uni-icons>
          <text>新增</text>
        </view>
        <u-transition :show="filterPanel" mode="fade">
          <view class="filter-panel" :style="{ height: `${windowHeight - 42}px` }">
            <view class="filter-panel-content">
              <view class="filter-title">操作人员</view>
              <u--input v-model="queryParams.createBy" placeholder="请输入操作人员" border="surround"></u--input>
              
              <view class="filter-title">公告类型</view>
              <view class="state-list">
                <view v-for="item in noticeTypeList" :key="item.dictValue" class="state-item"
                  :class="item.selected ? 'active' : ''" @click="selectNoticeType(item)">{{ item.dictLabel }}</view>
              </view>
              
              <view class="filter-title">状态</view>
              <view class="state-list">
                <view v-for="item in statusList" :key="item.dictValue" class="state-item"
                  :class="item.selected ? 'active' : ''" @click="selectStatus(item)">{{ item.dictLabel }}</view>
              </view>
            </view>
            <view class="btn-box">
              <view class="btn-reset" @click="resetQuery()">
                <uni-icons type="reload" size="16" color="#909399"></uni-icons>
                <text>重置</text>
              </view>
              <view class="btn-confirm" @click="searchSubmit()">
                <uni-icons type="checkmarkempty" size="16" color="#ffffff"></uni-icons>
                <text>确定</text>
              </view>
            </view>
          </view>
        </u-transition>
      </view>
    </u-sticky>
    <u-list @scrolltolower="loadmore" :spaceHeight="116" lowerThreshold="100">
      <u-list-item v-for="(item, index) in listData" :key="index">
        <view class="list-item" @click="enterDetails(item)">
          <view class="item-header">
            <view class="card-name-section">
              <view class="card-icon">
                <uni-icons type="notification" size="20" color="#ffffff"></uni-icons>
              </view>
              <view class="card-info">
                <text class="card-name">{{ item.noticeTitle }}</text>
              </view>
            </view>
            <view class="balance-section">
              <view class="status-tag" :class="item.status === '0' ? 'status-normal' : 'status-disabled'">
                {{ dictStr(item.status, statusList) }}
              </view>
            </view>
          </view>
          
          <view class="card-body">
            <view class="info-row">
              <view class="info-item">
                <text class="info-label">公告类型</text>
                <text class="info-value">{{ dictStr(item.noticeType, noticeTypeList) }}</text>
              </view>
              <view class="info-item">
                <text class="info-label">创建者</text>
                <text class="info-value">{{ item.createBy }}</text>
              </view>
              <view class="info-item" v-if="item.createTime">
                <text class="info-label">创建时间</text>
                <text class="info-value">{{ item.createTime }}</text>
              </view>
            </view>
          </view>
          
          <view class="operate" @click.stop>
            <view class="btn-edit" @click="handleUpdate(item)">
              <uni-icons type="compose" size="16" color="#667eea"></uni-icons>
              <text>修改</text>
            </view>
            <view class="btn-delete" @click="handleDelete(item)">
              <uni-icons type="trash" size="16" color="#f5576c"></uni-icons>
              <text>删除</text>
            </view>
          </view>
        </view>
      </u-list-item>
      <view></view>
      <u-loadmore :status="loadStatus" loadingIcon="semicircle" height="88" fontSize="32rpx" @loadmore="loadmore" />
    </u-list>
  </view>
  <systemBtn></systemBtn>
  <refresh></refresh>
</template>

<script setup>
import { ref, reactive, computed } from 'vue'
import { listNotice, delNotice } from '@/api/system/notice'
import { getDicts } from "@/api/system/dict/data"
import { onLoad, onShow } from "@dcloudio/uni-app"
import modal from '@/plugins/modal'

const pageNum = ref(1)
const listData = ref([])
const isShow = ref(false)
const loadStatus = ref('loadmore')
const statusList = ref([])
const noticeTypeList = ref([])
const filterPanel = ref(false)

const queryParams = reactive({
  noticeTitle: undefined,
  createBy: undefined,
  noticeType: undefined,
  status: undefined
})

const windowHeight = computed(() => {
  uni.getSystemInfoSync().windowHeight - 50
})

onLoad(() => {
  getDicts('sys_notice_status').then(res => {
    statusList.value = res.data.map(item => ({
      ...item,
      selected: false
    }))
  })
  getDicts('sys_notice_type').then(res => {
    noticeTypeList.value = res.data.map(item => ({
      ...item,
      selected: false
    }))
  })
  getList()
})

onShow(() => {
  if (isShow.value) {
    listData.value = []
    pageNum.value = 1
    getList()
    isShow.value = false
  }
})

// 获取列表
function getList() {
  loadStatus.value = 'loading'
  listNotice({ pageSize: 10, pageNum: pageNum.value, ...queryParams }).then(res => {
    listData.value = listData.value.concat(res.rows)
    if (listData.value.length < res.total) {
      loadStatus.value = 'loadmore'
    } else {
      loadStatus.value = 'nomore'
    }
  }).catch(() => {
    loadStatus.value = 'nomore'
  })
}

// 搜索框失焦
function searchBlur() {
  listData.value = []
  pageNum.value = 1
  getList()
}

// 选择公告类型
function selectNoticeType(item) {
  noticeTypeList.value.forEach(v => v.selected = false)
  item.selected = !item.selected
  queryParams.noticeType = item.dictValue
}

// 选择状态
function selectStatus(item) {
  statusList.value.forEach(v => v.selected = false)
  item.selected = !item.selected
  queryParams.status = item.dictValue
}

// 搜索提交
function searchSubmit() {
  listData.value = []
  pageNum.value = 1
  filterPanel.value = false
  getList()
}

// 重置查询
function resetQuery() {
  queryParams.noticeTitle = undefined
  queryParams.createBy = undefined
  queryParams.noticeType = undefined
  queryParams.status = undefined
  listData.value = []
  pageNum.value = 1
  statusList.value.forEach(v => v.selected = false)
  noticeTypeList.value.forEach(v => v.selected = false)
  filterPanel.value = false
  getList()
}

// 上拉加载
function loadmore() {
  pageNum.value += 1
  if (loadStatus.value == 'loadmore') {
    getList()
  }
}

// 新增
function handleAdd() {
  isShow.value = true
  uni.navigateTo({
    url: '/pages_mine/pages/system/notice/addEdit'
  })
}

// 编辑
function handleUpdate(row) {
  isShow.value = true
  uni.navigateTo({
    url: `/pages_mine/pages/system/notice/addEdit?id=${row.noticeId}`
  })
}

// 删除
function handleDelete(row) {
  modal.confirm('是否确认删除公告编号为"' + row.noticeId + '"的数据项？').then(() => {
    return delNotice(row.noticeId)
  }).then(() => {
    listData.value = []
    pageNum.value = 1
    getList()
    modal.msgSuccess('删除成功')
  }).catch(() => {})
}

// 进入详情
function enterDetails(row) {
  isShow.value = true
  uni.navigateTo({
    url: `/pages_mine/pages/system/notice/details?id=${row.noticeId}`
  })
}

// 字典翻译
function dictStr(value, list) {
  const item = list.find(v => v.dictValue === value)
  return item ? item.dictLabel : value
}
</script>

<style lang="scss" scoped>
page {
  height: 100%;
  overflow: auto;
}

.container {
  min-height: 100vh;
  background-color: #f5f5f5;
}

.search-view {
  display: flex;
  align-items: center;
  padding: 20rpx 24rpx;
  background-color: #ffffff;
  position: relative;
  box-shadow: 0 2rpx 8rpx rgba(0, 0, 0, 0.05);
  gap: 16rpx;

  .search-input {
    flex: 1;
    min-width: 0;
  }

  .filter-btn,
  .add-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6rpx;
    padding: 0 24rpx;
    height: 66rpx;
    background: rgba(102, 126, 234, 0.08);
    border-radius: 24rpx;
    border: 2rpx solid rgba(102, 126, 234, 0.3);
    transition: all 0.3s ease;
    flex-shrink: 0;
    
    &:active {
      transform: scale(0.95);
      background: rgba(102, 126, 234, 0.12);
    }
    
    text {
      color: #667eea;
      font-size: 28rpx;
      font-weight: 600;
    }
    
    uni-icons {
      color: #667eea;
    }
  }

  .filter-panel {
    position: absolute;
    top: 100rpx;
    left: 0;
    right: 0;
    background-color: #ffffff;
    z-index: 999;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4rpx 20rpx rgba(0, 0, 0, 0.1);

    .filter-panel-content {
      flex: 1;
      padding: 32rpx;
      overflow-y: auto;

      .filter-title {
        font-size: 28rpx;
        font-weight: bold;
        margin: 32rpx 0 24rpx 0;
        color: #303133;

        &:first-child {
          margin-top: 0;
        }
      }

      .state-list {
        display: flex;
        flex-wrap: wrap;
        gap: 16rpx;

        .state-item {
          padding: 16rpx 32rpx;
          background-color: #f5f5f5;
          border-radius: 32rpx;
          font-size: 28rpx;
          color: #606266;

          &.active {
            background-color: #667eea;
            color: #ffffff;
          }
        }
      }
    }

    .btn-box {
      display: flex;
      padding: 24rpx 32rpx;
      border-top: 1rpx solid #f0f0f0;

      .btn-reset,
      .btn-confirm {
        flex: 1;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 20rpx 0;
        border-radius: 32rpx;
        font-size: 28rpx;

        text {
          margin-left: 12rpx;
        }
      }

      .btn-reset {
        background-color: #f5f5f5;
        color: #909399;
        margin-right: 16rpx;
      }

      .btn-confirm {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: #ffffff;
      }
    }
  }
}

.list-item {
  margin: 10rpx 24rpx;
  background-color: #fff;
  border-radius: 16rpx;
  overflow: hidden;
  box-shadow: 0 2rpx 12rpx rgba(0, 0, 0, 0.08);
  transition: all 0.2s ease;
  
  &:active {
    transform: scale(0.98);
    box-shadow: 0 1rpx 6rpx rgba(0, 0, 0, 0.06);
  }

  .item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16rpx 24rpx;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    
    .card-name-section {
      display: flex;
      align-items: center;
      flex: 1;
      min-width: 0;
      margin-right: 16rpx;
    }
    
    .card-icon {
      width: 40rpx;
      height: 40rpx;
      background: rgba(255, 255, 255, 0.25);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-right: 12rpx;
      flex-shrink: 0;
    }
    
    .card-info {
      flex: 1;
      min-width: 0;
      display: flex;
      flex-direction: column;
      gap: 4rpx;
      
      .card-name {
        color: #ffffff;
        font-size: 28rpx;
        font-weight: 600;
        line-height: 1.2;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
      }
      
      .card-code {
        color: rgba(255, 255, 255, 0.85);
        font-size: 22rpx;
        font-weight: 400;
        line-height: 1;
      }
    }
    
    .balance-section {
      display: flex;
      align-items: center;
      flex-shrink: 0;
      white-space: nowrap;
      
      .status-tag {
        padding: 8rpx 20rpx;
        border-radius: 20rpx;
        font-size: 22rpx;
        font-weight: 500;

       &.status-normal {
          background-color: rgba(82, 196, 26, 0.2);
          color: #52c41a;
        }

        &.status-disabled {
          background-color: rgba(255, 77, 79, 0.15);
          color: #ff4d4f;
        }
      }
    }
  }

  .card-body {
    padding: 24rpx;
    background: #fafbfc;
    border: 2rpx solid #f0f2f5;
    margin: 15rpx 16rpx 2rpx;
    border-radius: 12rpx;
  }

  .info-row {
    display: flex;
    flex-wrap: wrap;
    gap: 24rpx;
    margin-bottom: 0;

    .info-item {
      flex: 0 0 calc(50% - 12rpx);
      display: flex;
      flex-direction: column;
      gap: 4rpx;
      min-width: 0;
      margin-bottom: -5rpx;
      
      &.info-item-full {
        flex: 0 0 100%;
      }

      .info-label {
        font-size: 24rpx;
        color: #667eea;
        font-weight: 500;
        background: rgba(102, 126, 234, 0.08);
        padding: 6rpx 12rpx;
        border-radius: 8rpx;
        align-self: flex-start;
      }

      .info-value {
        font-size: 26rpx;
        color: #333;
        font-weight: 500;
        flex: 1;
        line-height: 1.5;
        word-break: break-all;
      }
      
      &:not(.info-item-full) .info-value {
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
      }
    }
  }

  .operate {
    display: flex;
    justify-content: flex-end;
    padding: 16rpx 24rpx 24rpx;
    gap: 8rpx;
    flex-wrap: nowrap;

    .btn-view,
    .btn-edit,
    .btn-delete {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 4rpx;
      padding: 0 14rpx;
      height: 60rpx;
      border-radius: 10rpx;
      font-size: 24rpx;
      font-weight: 500;
      transition: all 0.3s ease;
      white-space: nowrap;
      flex-shrink: 0;
      
      &:active {
        transform: scale(0.95);
      }
    }
    
    .btn-view {
      background: rgba(144, 147, 153, 0.1);
      color: #909399;
      border: 1rpx solid rgba(144, 147, 153, 0.3);
    }
    
    .btn-edit {
      background: rgba(102, 126, 234, 0.1);
      color: #667eea;
      border: 1rpx solid rgba(102, 126, 234, 0.3);
    }
    
    .btn-delete {
      background: rgba(245, 87, 108, 0.1);
      color: #f5576c;
      border: 1rpx solid rgba(245, 87, 108, 0.3);
    }
  }
}
</style>