'use strict';
const moment = require('moment')

async function getResourceClassify(ctx) {
    try {
        const { models } = ctx.fs.dc;
        // const { limit, offset } = ctx.query;
        let rlst = [];
        // const findObj = {}
        // if (Number(limit) > 0 && Number(offset) >= 0) {
        //     findObj.limit = Number(limit);
        //     findObj.offset = Number(offset);
        // }
        rlst = [{
            label: "公司培训资料", value: "company", key: "公司培训资料", operation: true, children: []
        }, { label: "部门培训资料", value: 'dept', key: '部门培训资料', operation: false, children: [] }];
        const filterData = (arrayData, arrIndex, operation) => {
            if (arrayData.length) {
                for (let level of arrayData) {
                    const { departmentName, trainDate } = level.dataValues;
                    /** departmentName:2级，trainDate：3级 */
                    if (departmentName) {
                        if (trainDate) {
                            const depKey = rlst[arrIndex].label + '/' + departmentName
                            //区分2级是否记录
                            if (rlst[arrIndex].children) {
                                const depIndex = rlst[arrIndex].children.findIndex(r => r.key == depKey);
                                if (depIndex > -1) {
                                    const dateKey = rlst[arrIndex].label + '/' + rlst[arrIndex].children[depIndex].label + '/' + moment(trainDate).format('YYYY-MM');
                                    if (rlst[arrIndex].children[depIndex].children) {
                                        const dateIndex = rlst[arrIndex].children[depIndex].children.findIndex(r => r.key == dateKey);
                                        if (dateIndex == -1) {
                                            rlst[arrIndex].children[depIndex].children.push({
                                                label: moment(trainDate).format('YYYY-MM'),
                                                value: dateKey,
                                                key: dateKey,
                                                operation
                                            });
                                        }
                                    } else {
                                        rlst[arrIndex].children[depIndex].children = [{
                                            label: moment(trainDate).format('YYYY-MM'),
                                            value: dateKey,
                                            key: dateKey,
                                            operation
                                        }]
                                    }
                                } else {
                                    rlst[arrIndex].children.push({
                                        label: departmentName,
                                        value: depKey,
                                        key: depKey,
                                        operation,
                                        children: [{
                                            label: moment(trainDate).format('YYYY-MM'),
                                            value: depKey + '/' + moment(trainDate).format('YYYY-MM'),
                                            key: depKey + '/' + moment(trainDate).format('YYYY-MM'),
                                            operation
                                        }]
                                    });
                                }
                            } else {
                                rlst[arrIndex].children = [{
                                    label: departmentName,
                                    value: depKey,
                                    key: depKey,
                                    operation,
                                    children: [{
                                        label: moment(trainDate).format('YYYY-MM'),
                                        value: depKey + '/' + moment(trainDate).format('YYYY-MM'),
                                        key: depKey + '/' + moment(trainDate).format('YYYY-MM'),
                                        operation
                                    }]
                                }]
                            }
                        } else {
                            //只有2级目录的情况
                            if (rlst[arrIndex].children) {
                                const depIndex = rlst[arrIndex].children.findIndex(r => r.key == rlst[arrIndex].label + '/' + departmentName);
                                if (depIndex == -1) {
                                    rlst[arrIndex].children.push({
                                        label: departmentName,
                                        value: rlst[arrIndex].label + '/' + departmentName,
                                        key: rlst[arrIndex].label + '/' + departmentName,
                                        operation,
                                        children: []
                                    })
                                }
                            } else {
                                rlst[arrIndex].children = [{
                                    value: rlst[arrIndex].label + '/' + departmentName,
                                    key: rlst[arrIndex].label + '/' + departmentName,
                                    operation,
                                    children: []
                                }]
                            }
                        }
                    }
                }
            }
        }
        const deptTraining = await models.DeptTraining.findAll({});
        if (deptTraining.length) {
            filterData(deptTraining, 1, false);
        }

        const trainingInformation = await models.TrainingInformation.findAll({});
        if (trainingInformation.length) {
            filterData(trainingInformation, 0, true);
        }


        ctx.status = 200;
        ctx.body = rlst;
    } catch (error) {
        ctx.fs.logger.error(`path: ${ctx.path}, error: ${error}`);
        ctx.status = 400;
        ctx.body = {
            message: '查询培训资源储备库分类目录失败'
        }
    }

}

module.exports = {
    getResourceClassify
}