<template>
    <div class="manage-container">
        <div class="manage-wrap">
            <div class="manage-header">
                <div class="header-left"></div>
                <div class="header-right">
                    <el-button type="primary" @click="showFieldsModal">表头筛选</el-button>
                </div>
            </div>
            <div class="manage-content" v-loading="loading">
                <common-table
                    :autoHeight="true"
                    :maxRows="10"
                    :data="tableData"
                    :columns="tableColumns"
                    :total="total"
                    :current-page="currentPage"
                    :page-size="pageSize"
                    :index="true"
                    :indexLabel="'序号'"
                    title=""
                    :border="true"
                    @size-change="handleSizeChange"
                    @current-page-change="handleCurrentPageChange"
                >
                    <template #operations="{ row, index }">
                        <el-button link type="primary" size="small" @click="previewProject(row)">查看</el-button>
                    </template>
                </common-table>
            </div>
            <el-dialog v-model="filedsModalShow"
                modal-class="fields-modal"
                title="筛选查询" width="50%" top="10vh"
                :close-on-click-modal="false" :close-on-press-escape="false"
            >
                <el-table :data="tableFields" style="width: 100%; height: 500px;" empty-text="暂无数据" border
                    @selection-change="handleFieldsSelectChange"
                >
                    <el-table-column type="selection" width="55" />
                    <el-table-column prop="comment" label="名称" />
                </el-table>
                <template #footer>
                    <div class="dialog-footer">
                        <el-button @click="cancelFieldsModal">取消</el-button>
                        <el-button type="primary" @click="confirmFieldsModal">确定</el-button>
                    </div>
                </template>
            </el-dialog>
        </div>
    </div>
</template>

<script setup>
    import { reactive, ref, onMounted, computed, getCurrentInstance } from "vue";
    import { useRouter } from "vue-router";
    import { ElMessage, ElMessageBox } from "element-plus";
    import CommonTable from "@/components/common/commonTable.vue";
    
    const router = useRouter();
    const { proxy } = getCurrentInstance();

    
    // 计算表格高度
    let tableData = ref([]);
    let tableColumns = ref([
        {
            prop: "projectName",
            label: "项目名称",
            showOverflowTooltip: true
        },
        {
            prop: "projectCode",
            label: "项目编号",
            showOverflowTooltip: true
        },
        {
            prop: "projectLzType",
            label: "状态",
            width: 120,
            align: "center",
            formatter: (data) => {
                return data.projectLzType === 1 ? "待立项" : data.projectLzType === 3 ? "立项审批中" :
                    data.projectLzType === 5 ? "已立项" : data.projectLzType === 7 ? "决策填报中" :
                        data.projectLzType === 8 ? "决策审批中" : data.projectLzType === 9 ? "已决策" : "待立项"
            }
        },
        {
            prop: "operations",
            label: "操作",
            width: 90,
            slot: "operations",
            fixed: "right",
            align: "center"
        }
    ]);
    // 获取可显示表头项
    let filedsModalShow = ref(false);
    let tableFields = reactive([]);
    const getTableFields = () => {
        proxy.$post({
            url: "/api/project/getProjectFields",
            data: {},
            callback: (data) => {
                tableFields = (data[0] && data[0].attributes) || [];
            }
        })
    };
    const showFieldsModal = () => {
        filedsModalShow.value = true;
    }
    let selectFields = ref([]);
    const handleFieldsSelectChange = (datas) => {
        selectFields.value = datas;
    };
    const cancelFieldsModal = () => {
        selectFields.value = [];
        filedsModalShow.value = false;
    }
    const confirmFieldsModal = () => {
        tableColumns.value = selectFields.value.map(item => {
            return {
                prop: item.fieldName,
                label: item.comment,
                showOverflowTooltip: true
            };
        }).concat([
            {
                prop: "projectLzType",
                label: "状态",
                width: 120,
                align: "center",
                formatter: (data) => {
                    return data.projectLzType === 1 ? "待立项" : data.projectLzType === 3 ? "立项审批中" :
                        data.projectLzType === 5 ? "已立项" : data.projectLzType === 7 ? "决策填报中" :
                            data.projectLzType === 8 ? "决策审批中" : data.projectLzType === 9 ? "已决策" : "待立项"
                }
            }
        ]);
        filedsModalShow.value = false;
    };


    let loading = ref(false);
    let total = ref(0);
    let currentPage = ref(1);
    let pageSize = ref(10);
    // 获取列表数据
    const getProjectData = () => {
        loading.value = true;
        proxy.$post({
            url: "/api/project/listProject",
            data: {
                page: currentPage.value,
                pagesize: pageSize.value,
                attributes: [],
                menuType: "xmdak"
            },
            callback: (data) => {
                tableData.value = data.rows;
                total.value = data.count;
                loading.value = false;
            }
        })
    };

    onMounted(() => {
        getTableFields();
        getProjectData();
    })
    // 分页
    const handleSizeChange = (size) => {
        pageSize.value = size;
        currentPage.value = 1;
        getProjectData();
    }
    const handleCurrentPageChange = (page) => {
        currentPage.value = page;
        getProjectData();
    }

    const previewProject = (item) => {
        router.push({
            name: "addProject",
            params: {
                type: "xmlingxuan"
            },
            query: {
                isPreview: true,
                projectId: item.id
            }
        })
    }
</script>

<style scoped lang="less">
    @import "@/styles/manage.less";
</style>
