<template>
    <!-- 小型弹窗，用于完成，删除，保存等操作 -->
    <el-dialog class="l-dialog" :class="lDialog" :title="title" :visible.sync="dialogVisible" :showClose="true"
        :closeOnClickModal="false" @close="handleClose" :append-to-body="true">
        <div>
            <el-form :model="form" :rules="rules" ref="ruleForm" label-width="110px">
                <el-form-item label="项目" prop="proId">
                    <el-select class="form-item" v-model="form.proId" filterable clearable placeholder="请选择项目"
                        @change="handleProChange">
                        <el-option v-for="item in proList" :key="item.id" :label="item.name"
                            :value="item.id"></el-option>
                    </el-select>
                </el-form-item>
                <el-form-item label="选择移交档案" prop="checkTreeData">
                    <div>
                        <el-button plain type="primary" size="mini" icon="el-icon-plus"
                            @click="handleAddFile">选择</el-button>
                        <!-- 选中文件表格 -->
                        <div v-if="checkTreeData && checkTreeData.length > 0" style="margin-top: 10px;">
                            <el-table :data="checkTreeData" border size="mini" style="width: 100%">
                                <el-table-column prop="index" label="序号" width="60" align="center">
                                    <template slot-scope="scope">
                                        {{ scope.$index + 1 }}
                                    </template>
                                </el-table-column>
                                <el-table-column prop="parParentName" label="所属分类" min-width="200">
                                    <template slot-scope="scope">
                                        {{ scope.row.parParentName || '' }}
                                    </template>
                                </el-table-column>
                                <el-table-column prop="parentName" label="所属案卷" min-width="100">
                                    <template slot-scope="scope">
                                        {{ scope.row.parentName || '' }}
                                    </template>
                                </el-table-column>
                                <el-table-column prop="fileName" label="文件名称" min-width="100">
                                    <template slot-scope="scope">
                                        {{ scope.row.fileName || '' }}
                                    </template>
                                </el-table-column>
                                <el-table-column label="操作" width="80" align="center">
                                    <template slot-scope="scope">
                                        <el-button type="text" icon="el-icon-delete" size="mini" style="color: #f56c6c;"
                                            @click="removeFile(scope.$index)">
                                        </el-button>
                                    </template>
                                </el-table-column>
                            </el-table>
                        </div>
                    </div>
                </el-form-item>
                <el-form-item label="接收组织" prop="deptId">
                    <treeselect v-model="form.deptId" :options="treeDataList" placeholder="请选择接收组织" value-key="id"
                        :disable-branch-nodes="true" noChildrenText="没有数据了" noOptionsText="没有数据了"
                        noResultsText="没有搜索结果" />
                </el-form-item>
            </el-form>
        </div>
        <span slot="footer" class="dialog-footer">
            <el-button class="clear-btn" @click="handleClose" :disabled="disabled">取消</el-button>
            <el-button type="primary" class="search-btn" :disabled="disabled"
                @click="submitForm('ruleForm')">确认</el-button>
        </span>
        <FileTree v-if="isflag" :isAdd="isAdd" :rowData="fileTreeRow" :title="fileTreeTitle" @closeDialog="closeDialog"
            @getTreeData="getTreeData" :dataForm="fileTreeRow" :width="600" />
    </el-dialog>
</template>
<script>
import _ from 'lodash'
import {
    saveTransferApplyApi,
    editTransferApplyApi,
    getProSelectApi,
    getTransferApplyFilesApi,
    getTransferApplyFilesByApplyIdApi
} from '@/api/filesTransfer/apply'
import { getDeptSelectApi } from '@/api/select'
import Treeselect from "@riophae/vue-treeselect";
import "@riophae/vue-treeselect/dist/vue-treeselect.css";
import FileTree from '@/views/common/fileTree.vue'
export default {
    name: "ApplyForm",
    props: ["width", "dataForm", "title", "disabled", "isAdd", "rowData"],
    dicts: ['data_class_type'],
    components: { Treeselect, FileTree },
    data() {
        return {
            lDialog: this.width > 500 ? "w700" : "w500",
            dialogVisible: true,
            isDisabled: true,
            form: {
                proId: undefined,
                deptId: undefined,
            },
            treeDataList: [],
            proList: [],
            checkTreeData: [],
            loading: null,
            rules: {
                proId: [
                    { required: true, message: '请选择项目', trigger: 'change' }
                ],
                checkTreeData: [
                    {
                        validator: (rule, value, callback) => {
                            if (!this.checkTreeData || this.checkTreeData.length === 0) {
                                callback(new Error('请选择移交档案'));
                            } else {
                                callback();
                            }
                        },
                        trigger: 'change'
                    }
                ],
                deptId: [
                    { required: true, message: '请选择接收组织', trigger: 'change' }
                ],
            },
            fileTreeTitle: "",
            isflag: false,
            fileTreeRow: {},
        };
    },
    created() {
        this.initFormData();
    },
    methods: {
        /** 初始化表单数据 */
        async initFormData() {
            await getDeptSelectApi().then(res => {
                this.treeDataList = this.convertToVueTree(res.data);
            });
            await getProSelectApi().then(res => {
                this.proList = res.data;
            });


            if (this.isAdd === 'edit' && this.rowData) {
                // 编辑模式：填充表单数据
                this.form = {
                    id: this.rowData.id || null,
                    proId: this.rowData.proId || undefined,
                    deptId: this.rowData.deptId || undefined,
                };
                const res = await getTransferApplyFilesByApplyIdApi({ id: this.rowData.id });
                if (Array.isArray(res.data) && res.data.length > 0) {
                    res.data.map(item => {
                        const newFile = {
                            proFilesContentsId: item.id,
                            parParentName: item.parParentName,
                            parentName: item.parentName,
                            fileName: item.fileName,
                            proId: item.proId,
                            fileSourceId: item.fileId,
                            filePath: item.filePath
                        };
                        this.checkTreeData.push(newFile);
                    })
                }
            } else {
                // 新增模式：重置表单
                this.form = {
                    proId: undefined,
                    deptId: undefined,
                };
            }
        },
        handleProChange(value) {
            console.log(value);
            this.checkTreeData = [];
        },
        // 选择移交档案
        handleAddFile() {
            if (!this.form.proId) {
                return this.$modal.msgError('请选择项目');
            }
            const proId = this.form.proId;
            this.fileTreeTitle = "选择";
            this.fileTreeRow = { proId };
            this.isflag = true;
        },
        closeDialog() {
            this.isflag = false;
        },
        showColose() {
            this.isflag = false;
        },
        /*关闭弹窗 */
        handleClose() {
            this.dialogVisible = false;
            this.$emit("closeDialog");
            setTimeout(() => {
                this.dialogVisible = true;
            });
        },
        /**确认弹窗 */
        sureBtnClick() {
            this.dialogVisible = false;
            this.$emit("closeDialog");
            setTimeout(() => {
                this.dialogVisible = true;
            });
        },
        /**重置表单*/
        reset() {
            this.form = {
                id: null,
                proId: undefined,
                deptId: undefined
            };
            this.resetForm("ruleForm");
            this.checkTreeData = [];
        },
        handleReuslt(res) {
            this.$modal.msgSuccess(res.msg);
            this.reset();
            this.$emit('handleQuery');
            this.handleClose();
        },
        /**验证 */
        submitForm(formName) {
            this.$refs[formName].validate(valid => {
                if (valid) {
                    // 显示遮罩层
                    this.loading = this.$loading({
                        lock: true,
                        text: "数据提交中，请稍候...",
                        background: 'rgba(0,0,0,0.5)',
                        target: this.$el.querySelector('.el-dialog') || document.body
                    })
                    let params = _.cloneDeep(this.form);
                    // 获取单项工程名称
                    let proObj = this.proList.find(item => item.id === params.proId);
                    params.singleProName = proObj.name;
                    // 获取接收组织名称
                    const obj = this.findNodeById(this.treeDataList, this.form.deptId);
                    params.deptName = obj?.label || '';
                    params.transferFileDtos = this.checkTreeData;
                    console.log(params);

                    if (this.isAdd === 'add') {
                        saveTransferApplyApi(params).then(res => {
                            this.loading.close();
                            if (res.code === 200) {
                                this.handleReuslt(res);
                            } else {
                                this.$modal.msgError(res.msg);
                            }
                        }).catch(error => {
                            this.loading.close();
                            // this.$modal.msgError('提交失败，请重试');
                        });
                    } else {
                        editTransferApplyApi(params).then(res => {
                            this.loading.close();
                            if (res.code === 200) {
                                this.handleReuslt(res);
                            } else {
                                this.$modal.msgError(res.msg);
                            }
                        }).catch(error => {
                            this.loading.close();
                            // this.$modal.msgError('提交失败，请重试');
                        });
                    }
                }
            });
        },
        // 树数据过滤 - 支持无限层级转换
        convertToVueTree(data, level = 1) {
            if (!data || !Array.isArray(data)) {
                return []
            }

            return data.map(item => {
                const node = {
                    id: item.deptId,
                    label: item.deptName,
                }

                if (item.children && Array.isArray(item.children) && item.children.length > 0) {
                    if (level < 3) {
                        const children = this.convertToVueTree(item.children, level + 1)
                        if (children.length > 0) node.children = children
                    }
                }

                return node
            })
        },
        findNodeById(nodes, id) {
            for (const node of nodes) {
                if (node.id === id) return node;
                if (node.children) {
                    const found = this.findNodeById(node.children, id);
                    if (found) return found;
                }
            }
            return null;
        },
        // 获取选中的节点
        async getTreeData(nodeId) {
            this.checkTreeData = [];
            const res = await getTransferApplyFilesApi({ proId: this.form.proId, id: nodeId });
            if (Array.isArray(res.data) && res.data.length > 0) {
                res.data.map(item => {
                    const newFile = {
                        proFilesContentsId: item.id,
                        parParentName: item.parParentName,
                        parentName: item.parentName,
                        fileName: item.fileName,
                        proId: item.proId,
                        fileSourceId: item.fileId,
                        filePath: item.filePath
                    };
                    this.checkTreeData.push(newFile);
                })
            }
            /* // 模拟添加文件数据到表格
            const newFile = {
                id: nodeId,
                category: '分类' + (this.checkTreeData.length + 1),
                archiveVolume: '案卷' + (this.checkTreeData.length + 1),
                fileName: '文件' + (this.checkTreeData.length + 1) + '.pdf'
            };
            this.checkTreeData.push(newFile); */
            // 触发表单验证
            this.$nextTick(() => {
                this.$refs.ruleForm.validateField('checkTreeData');
            });
        },
        // 删除文件
        removeFile(index) {
            this.checkTreeData.splice(index, 1);
            // 触发表单验证
            this.$nextTick(() => {
                this.$refs.ruleForm.validateField('checkTreeData');
            });
        }
    }
};
</script>
<style lang="scss">
.w700 .el-dialog {
    width: 1100px;
}

.w500 .el-dialog {
    width: 500px;
}

.w500 .el-dialog__header,
.w700 .el-dialog__header {
    // background: #eeeeee;

    .el-dialog__title {
        font-size: 16px;
    }
}

.yxq .el-range-separator {
    margin-right: 7px !important;
}

.el-date-editor--daterange.el-input__inner {
    width: 260px;
}

.form-item {
    width: 100%;
}

.select-style {
    display: flex;
    justify-content: space-between;
}
</style>