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import { onMounted } from 'vue';
onMounted(() => {
    console.log('页面加载完成');
})

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const props = defineProps({
    title: {
        type: String,
        default: '创建策略'
    }
})
const getData = () => {
    let lm = props.title;
}

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<span>
    {{title}}
</span>

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import { watch } from "vue";
watch(() => props.title, (newTitle) => {
    console.log('newTitle', newTitle);
}, {
    deep: true, // 深度
    immediate: true // 首次也执行
});
const titleVal = ref('');
watch(titleVal, (newVal, oldVal) => {
    console.log('titleVal', newVal);
});

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// rst.vue
const getData = () => {
    console.log('getData');
}
defineExpose({
    getData
})

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const rstRef = ref();
const getIt = () => {
    rstRef.value.getData();
}

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<rst ref="rstRef"></rst>

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// rst.vue
const emit = defineEmits(['closeDialog'])
const close = () => {
    emit('closeDialog', true);
}

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const doSth = (flag) => {
    console.log('flag', flag);
}
import rst from './components/rst.vue';

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<rst @closeDialog="doSth"></rst>

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import { ElMessage, ElMessageBox } from 'element-plus';
const delItem = (id) => {
    ElMessageBox.confirm('删除后不可恢复，确认删除吗？', '危险', {
        cancelButtonText: '取消',
        confirmButtonText: '确定',
        cancelButtonType: 'success',
        confirmButtonType: 'danger'
    }).then(() => {
        loading.value = true;
        deleteIt(id).then(res => {
            ElMessage({
                type: 'success',
                message: res.msg,
            })
            getData();
        }).finally(() => {
            loading.value = false;
        })
    }).catch(() => { })
}

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const getData = () => {
    // do
}
const params = ref({
    pageNum: 1,
    pageSize: 15
})
const tableData = ref({
    dataList: [],
    count: 0
})
const handleSizeChange = (val) => {
    params.value.pageSize = val;
    getData();
}
const handleCurrentChange = (val) => {
    params.value.pageNum = val;
    getData();
}

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<div class="center-main">
    <el-table v-loading="loading" current-row-key="id" :data="tableData.dataList" stripe
        style="width: 100%;height: 100%">
        <el-table-column type="index" label="序号" width="60" />
        <el-table-column prop="name" label="策略名称" />
        <el-table-column label="操作" width="200">
            <template #default="scope">
                <el-button type="danger" size="small" @click="delItem(scope.row.id)">删除</el-button>
                <el-button type="primary" size="small" @click="showConfig(scope.row.id)">配置</el-button>
            </template>
        </el-table-column>
    </el-table>
    <div class="page-box">
        <el-pagination layout="total, sizes, prev, pager, next, jumper" :background="true"
             v-model:page-size="params.pageSize" :page-sizes="[15, 50, 300, 500]"
             v-model:current-page="params.pageNum" :total="tableData.count"
             @size-change="handleSizeChange" @current-change="handleCurrentChange" />
    </div>
</div>

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const dialogShow = ref(false);
const showDialog = () => {
    dialogShow.value = true;
}
const closeDialog = () => {
    dialogShow.value = false;
}

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<el-dialog top="7vh" :fullscreen="false" :before-close="closeDialog"
           v-model="dialogShow" width="1200px" title="Dialog"
           :append-to-body="true" :close-on-click-modal="false">
    <template #footer>
        <span class="dialog-footer">
            <el-button type="primary" @click="closeDialog">我已知晓</el-button>
        </span>
    </template>
</el-dialog>