'use strict';

/**
 *
 *
 * @author Mai
 * @date
 * @version
 */

class loadStageExcelTree {
    constructor(ctx) {
        this.ctx = ctx;

        this.decimal = ctx.tender.info.decimal;

        this.insertBills = [];
        this.insertPos = [];
        this.updateBills = [];
        this.updatePos = [];
        this.insertDgn = [];
        this.updateDgn = [];
    }
    init(source) {
        this.default = source.default;

        const LedgerModel = require('../lib/ledger');
        this.ledgerTree = new LedgerModel.billsTree(this.ctx, {
            id: 'ledger_id', pid: 'ledger_pid', order: 'order', level: 'level', rootId: -1, calcFields: [],
        });
        this.pos = new LedgerModel.pos({ id: 'id', ledgerId: 'lid' });
        this.ledgerTree.loadDatas(source.ledgerData);
        this.pos.loadDatas(source.posData);

        this.stageBills = source.stageBills;
        this.stagePos = source.stagePos;

        this.stageBillsDgn = source.stageBillsDgn;
    }
    findNode(node, parent) {
        const _ = this.ctx.helper._;
        const sibling = parent ? parent.children : this.ledgerTree.children;
        const self = this;
        return sibling.find(x => {
            if (node.is_leaf !== x.is_leaf) return false;

            if (node.b_code) {
                if (x.has_pos === undefined) {
                    const relaPos = self.pos.getLedgerPos(x.id);
                    x.has_pos = !!relaPos && relaPos.length > 0;
                }
                return node.b_code === _.trimEnd(x.b_code) && node.name === _.trimEnd(x.name) && node.unit === _.trimEnd(x.unit)
                    && node.unit_price === x.unit_price && node.has_pos === x.has_pos;
            } else {
                return node.code === _.trimEnd(x.code) && node.name === _.trimEnd(x.name);
            }
        });
    }
    loadLeaf(node, source) {
        const curStageBills = this.stageBills.find(csb => { return csb.lid === source.id; });
        if (node.has_pos) {
            const sourcePos = this.pos.getLedgerPos(source.id);
            const sourceStagePos = this.stagePos.filter(sp => { return sp.lid === source.id; });

            let contract_qty = 0;
            for (const p of node.pos) {
                if (!p.contract_qty) continue;
                const sp = sourcePos.find(x => { return x.name === p.name; });
                if (!sp) continue;

                contract_qty = this.ctx.helper.add(contract_qty, p.contract_qty);
                let ssp = sourceStagePos.find(x => { return x.pid === sp.id; });
                if (ssp) {
                    this.updatePos.push({ id: ssp.id, contract_qty: p.contract_qty, postil: p.postil || ssp.postil || '' });
                    sourceStagePos.splice(sourceStagePos.indexOf(ssp), 1);
                } else {
                    this.insertPos.push({
                        tid: this.default.tid, sid: this.default.sid, said: this.default.said, times: 1, order: 0,
                        lid: source.id, pid:sp.id, contract_qty: p.contract_qty, postil: p.postil || ''
                    });
                }
            }
            for (const ssp of sourceStagePos) {
                contract_qty = this.ctx.helper.add(contract_qty, ssp.contract_qty);
            }
            const contract_tp = this.ctx.helper.mul(contract_qty, source.unit_price, this.decimal.tp);
            if (curStageBills) {
                this.updateBills.push({ id: curStageBills.id, contract_qty, contract_tp, postil: node.postil || curStageBills.postil || '' });
            } else {
                if (contract_qty) this.insertBills.push({
                    tid: this.default.tid, sid: this.default.sid, said: this.default.said, times: 1, order: 0,
                    lid: source.id, contract_qty, contract_tp, postil: node.postil || ''
                });
            }
        } else {
            if (!node.contract_qty && !node.contract_tp) return;
            const contract_qty = source.is_tp ? 0 : node.contract_qty;
            const contract_tp = contract_qty
                ? this.ctx.helper.mul(contract_qty, source.unit_price, this.decimal.tp)
                : source.is_tp ? this.ctx.helper.round(node.contract_tp, this.decimal.tp) : 0;

            if (curStageBills) {
                this.updateBills.push({ id: curStageBills.id, contract_qty: contract_qty, contract_tp: contract_tp, postil: node.postil || curStageBills.postil || '' });
            } else {
                this.insertBills.push({
                    tid: this.default.tid, sid: this.default.sid, said: this.default.said, times: 1, order: 0,
                    lid: source.id, contract_qty: contract_qty, contract_tp: contract_tp, postil: node.postil || ''
                });
            }
        }
    }
    loadDgn(node, cur) {
        if (!node.deal_dgn_qty1 && !node.deal_dgn_qty2 && !node.c_dgn_qty1 && !node.c_dgn_qty2) return;

        const dgn = this.stageBillsDgn.find(x => { return x.id === cur.id; });
        if (dgn) {
            this.updateDgn.push({ id: cur.id, deal_dgn_qty1: node.deal_dgn_qty1, deal_dgn_qty2: node.deal_dgn_qty2, c_dgn_qty1: node.c_dgn_qty1, c_dgn_qty2: node.c_dgn_qty2 });
        } else {
            this.insertDgn.push({ id: cur.id, tid: this.default.tid, deal_dgn_qty1: node.deal_dgn_qty1, deal_dgn_qty2: node.deal_dgn_qty2, c_dgn_qty1: node.c_dgn_qty1, c_dgn_qty2: node.c_dgn_qty2 });
        }
    }
    loadNode(node, parent) {
        node.is_leaf = !node.children || node.children.length === 0 ? 1 : 0;
        node.has_pos = node.pos && node.pos.length > 0;
        const cur = this.findNode(node, parent);
        if (!cur) return;

        if (cur) {
            if (!node.b_code) this.loadDgn(node, cur);
            if (node.is_leaf) {
                this.loadLeaf(node, cur);
            } else {
                for (const c of node.children) {
                    this.loadNode(c, cur);
                }
            }
        }
    }
    load(excelTree, source) {
        this.init(source);

        for (const node of excelTree.roots) {
            this.loadNode(node, null);
        }
    }
}


module.exports = app => {
    class StageStash extends app.BaseService {
        /**
         * 构造函数
         *
         * @param {Object} ctx - egg全局变量
         * @return {void}
         */
        constructor(ctx) {
            super(ctx);
            this.tableName = 'stage_stash';
        }

        async getValidStash(tid) {
            const sql = `SELECT id, sorder, create_time, uid, uname, remark FROM ${this.tableName} WHERE tid = ? and valid and TO_DAYS(NOW()) - TO_DAYS(create_time) <= 30 ORDER BY create_time DESC`;
            return await this.db.query(sql, [tid]);
        }

        async addStash(stage, remark = '') {
            const bills = await this.ctx.service.stageBills.getLastestStageData2(stage.tid, stage.id);
            const pos = await this.ctx.service.stagePos.getLastestStageData2(stage.tid, stage.id);
            const change = await this.ctx.service.stageChange.getFinalStageData(stage.tid, stage.id);

            const timestamp = (new Date()).getTime();
            const filepath = `${this.ctx.session.sessionProject.id}-${stage.tid}-${timestamp}.json`;
            await this.ctx.hisOss.put(this.ctx.stashOssPath + filepath, Buffer.from(JSON.stringify({bills, pos, change}), 'utf8'));

            const result = await this.db.insert(this.tableName, {
                pid: this.ctx.session.sessionProject.id, tid: stage.tid, sid: stage.id, sorder: stage.order,
                uid: this.ctx.session.sessionUser.accountId, uname: this.ctx.session.sessionUser.name,
                filepath, info: JSON.stringify({ status: stage.status, flow: stage.curAuditorIds.length > 0 ? stage.curAuditorIds : stage.uid }), remark
            });
            return result.insertId;
        }

        async delStash(id) {
            const stash = await this.getDataById(id);
            if (!stash) throw '暂存计量不存在';
            if (stash.tid !== this.ctx.tender.id) throw '非当前标段暂存计量，不可操作';

            await this.deleteById(id);
            await this.ctx.hisOss.delete(this.ctx.stashOssPath + stash.filepath);
        }

        async loadLedgerDataFromOss(filepath) {
            const File = await this.ctx.hisOss.get(this.ctx.stashOssPath + filepath);
            if (File.res.status !== 200) return '获取暂存计量有误';
            const result = JSON.parse(File.content);
            return result;
        }

        async loadAndAnalysis(filepath) {
            const data = await this.loadLedgerDataFromOss(filepath);
            const billsIndex = {};
            for (const b of data.bills) {
                billsIndex[b.lid] = b;
            }
            for (const p of data.pos) {
                if (!billsIndex[p.lid]) continue;
                if (!billsIndex[p.lid].pos) billsIndex[p.lid].pos = [];
                billsIndex[p.lid].pos.push(p);
            }
            for (const c of data.change) {
                if (!billsIndex[c.lid]) continue;
                if (billsIndex[c.lid].pos) {
                    const p = billsIndex[c.lid].pos.find(x => { return x.pid === c.pid });
                    if (!p) continue;
                    if (!p.change) p.change = [];
                    p.change.push(c);
                } else {
                    if (!billsIndex[c.lid].change) billsIndex[c.lid].change = [];
                    billsIndex[c.lid].change.push(c);
                }
            }
            return data.bills;
        }

        async reCalcStashData(stage, data) {
            const decimal = this.ctx.tender.info.decimal;
            const insertBillsData = [], insertPosData = [], insertChangeData = [];

            const bills = await this.ctx.service.ledger.getAllDataByCondition({ where: { tender_id: stage.tid, is_leaf: true } });
            const extraData = await this.ctx.service.ledgerExtra.getData(stage.tid, ['id', 'is_tp']);
            this.ctx.helper.assignRelaData(bills, [
                { data: extraData, fields: ['is_tp'], prefix: '', relaId: 'id' },
            ]);
            const pos = await this.ctx.service.pos.getAllDataByCondition({ where: { tid: stage.tid } });

            const said = this.ctx.session.sessionUser.accountId;
            for (const d of data) {
                const b = bills.find(x => { return x.id === d.lid });
                if (!b) continue;

                const nbs = {
                    tid: stage.tid, sid: stage.id, said, lid: b.id, times: 1, order: 0,
                    contract_qty: 0, qc_qty: 0, qc_minus_qty: 0, positive_qc_qty: 0, negative_qc_qty: 0,
                    contract_tp: 0, qc_tp: 0, positive_qc_tp: 0, negative_qc_tp: 0
                };
                if (d.pos) {
                    for (const bp of d.pos) {
                        const p = pos.find(x => { return x.id === bp.pid});
                        if (!p) continue;

                        const nps = { tid: stage.tid, sid: stage.id, said, lid: b.id, pid: p.id, times: 1, order: 0 };
                        nps.contract_qty = this.ctx.helper.round(bp.contract_qty, decimal.qty);
                        nps.qc_qty = 0;
                        nps.qc_minus_qty = 0;
                        nps.positive_qc_qty = 0;
                        nps.negative_qc_qty = 0;
                        insertPosData.push(nps);
                        if (bp.change) {
                            for (const c of bp.change) {
                                if (!c.qty) continue;
                                const ncs = { tid: stage.tid, sid: stage.id, lid: b.id, pid: p.id, stimes: 1, sorder: 0, cid: c.cid, cbid: c.cbid, minus: c.minus, no_value: c.no_value };
                                const validQty = await this.ctx.service.stageChangeFinal.getChangeBillsValidQty(c.cbid);
                                ncs.qty = ncs.minus ? Math.max(validQty, c.qty) : Math.min(validQty, c.qty);
                                insertChangeData.push(ncs);
                                if (!ncs.no_value) {
                                    nps.qc_qty = this.ctx.helper.add(nps.qc_qty, ncs.qty);
                                    if (ncs.minus) {
                                        nps.negative_qc_qty = this.ctx.helper.add(nps.negative_qc_qty, ncs.qty);
                                    } else {
                                        nps.positive_qc_qty = this.ctx.helper.add(nps.positive_qc_qty, ncs.qty);
                                    }
                                } else {
                                    nps.qc_minus_qty = this.ctx.helper.add(nps.qc_minus_qty, ncs.qty);
                                }
                            }
                        }
                        nbs.contract_qty = this.ctx.helper.add(nbs.contract_qty, nps.contract_qty);
                        nbs.qc_qty = this.ctx.helper.add(nbs.qc_qty, nps.qc_qty);
                        nbs.qc_minus_qty = this.ctx.helper.add(nbs.qc_minus_qty, nps.qc_minus_qty);
                        nbs.positive_qc_qty = this.ctx.helper.add(nbs.positive_qc_qty, nps.positive_qc_qty);
                        nbs.negative_qc_qty = this.ctx.helper.add(nbs.negative_qc_qty, nps.negative_qc_qty);
                    }
                    nbs.contract_tp = this.ctx.helper.mul(nbs.contract_qty, b.unit_price, decimal.tp);
                    nbs.qc_tp = this.ctx.helper.mul(nbs.qc_qty, b.unit_price, decimal.tp);
                    nbs.positive_qc_tp = this.ctx.helper.mul(nbs.positive_qc_qty, b.unit_price, decimal.tp);
                    nbs.negative_qc_tp = this.ctx.helper.mul(nbs.negative_qc_qty, b.unit_price, decimal.tp);
                } else {
                    if (b.is_tp) {
                        nbs.contract_tp = this.ctx.helper.round(d.contract_tp, decimal.tp);
                    } else {
                        nbs.contract_qty = this.ctx.helper.round(d.contract_qty, decimal.qty);
                        nbs.contract_tp = this.ctx.helper.mul(nbs.contract_qty, b.unit_price, decimal.tp);
                        if (d.change) {
                            for (const c of d.change) {
                                if (!c.qty) continue;
                                const ncs = { tid: stage.tid, sid: stage.id, lid: b.id, pid: -1, stimes: 1, sorder: 0, cid: c.cid, cbid: c.cbid, minus: c.minus, no_value: c.no_value };
                                const validQty = await this.ctx.service.stageChangeFinal.getChangeBillsValidQty(c.cbid);
                                ncs.qty = ncs.minus ? Math.max(validQty, c.qty) : Math.min(validQty, c.qty);
                                insertChangeData.push(ncs);
                                if (!ncs.no_value) {
                                    nbs.qc_qty = this.ctx.helper.add(nbs.qc_qty, ncs.qty);
                                    if (ncs.minus) {
                                        nbs.negative_qc_qty = this.ctx.helper.add(nbs.negative_qc_qty, ncs.qty);
                                    } else {
                                        nbs.positive_qc_qty = this.ctx.helper.add(nbs.positive_qc_qty, ncs.qty);
                                    }
                                } else {
                                    nbs.qc_minus_qty = this.ctx.helper.add(nbs.qc_minus_qty, ncs.qty);
                                }
                            }
                        }
                        nbs.qc_tp = this.ctx.helper.mul(nbs.qc_qty, b.unit_price, decimal.tp);
                        nbs.positive_qc_tp = this.ctx.helper.mul(nbs.positive_qc_qty, b.unit_price, decimal.tp);
                        nbs.negative_qc_tp = this.ctx.helper.mul(nbs.negative_qc_qty, b.unit_price, decimal.tp);
                    }
                }
                insertBillsData.push(nbs);
            }
            return [insertBillsData, insertPosData, insertChangeData]
        }

        async recover(stage, id) {
            const stash = await this.getDataById(id);
            if (!stash) throw '暂存计量不存在';
            if (stash.tid !== stage.tid) throw '暂存计量不可导入';

            const stashData = await this.loadAndAnalysis(stash.filepath);
            const [insertBills, insertPos, insertChange] = await this.reCalcStashData(stage, stashData);

            const conn = await this.db.beginTransaction();
            try {
                await conn.delete(this.ctx.service.stageBills.tableName, { sid: stage.id });
                await conn.delete(this.ctx.service.stageChange.tableName, { sid: stage.id });
                await conn.delete(this.ctx.service.stagePos.tableName, { sid: stage.id });

                if (insertBills.length > 0) conn.insert(this.ctx.service.stageBills.tableName, insertBills);
                if (insertPos.length > 0) conn.insert(this.ctx.service.stagePos.tableName, insertPos);
                if (insertChange.length > 0) conn.insert(this.ctx.service.stageChange.tableName, insertChange);
                await conn.commit();
            } catch (err) {
                await conn.rollback();
                throw err;
            }
        };

        /**
         * 导入Excel期计量(仅导入合同计量)
         * 该方法本应该独立或者在stage下，但是跟stage_stash业务非常类似，暂归类于此
         * @param stage
         * @param sheet
         * @returns {Promise<void>}
         */
        async loadExcelSheet(stage, excelData) {
            const AnalysisExcel = require('../lib/analysis_excel').AnalysisStageExcelTree;
            const analysisExcel = new AnalysisExcel(this.ctx, this.ctx.service.ledger.setting);

            try {
                const templateId = await this.ctx.service.valuation.getValuationTemplate(
                    this.ctx.tender.data.valuation, this.ctx.tender.data.measure_type);
                const tempData = await this.ctx.service.tenderNodeTemplate.getData(templateId, true);
                const cacheTree = analysisExcel.analysisData(excelData, tempData, { filterZeroGcl: false });

                const ledgerData = await this.ctx.service.ledger.getAllDataByCondition({
                    columns: ['id', 'ledger_id', 'ledger_pid', 'level', 'order', 'full_path', 'is_leaf', 'code', 'b_code', 'name', 'unit', 'unit_price'],
                    where: { tender_id: stage.tid},
                });
                const extraData = await this.ctx.service.ledgerExtra.getData(this.ctx.tender.id, ['is_tp']);
                this.ctx.helper.assignRelaData(ledgerData, [
                    { data: extraData, fields: ['is_tp'], prefix: '', relaId: 'id' },
                ]);
                const posData = await this.ctx.service.pos.getAllDataByCondition({
                    columns: ['id', 'lid', 'name', 'porder'],
                    where: { tid: stage.tid },
                });
                const stageBills = await this.ctx.service.stageBills.getAllDataByCondition({ where: { sid: stage.id } });
                const stagePos = await this.ctx.service.stagePos.getAllDataByCondition({ where: { sid: stage.id } });
                const stageBillsDgn = await this.ctx.service.stageBillsDgn.getAllDataByCondition({ where: { tid: stage.tid } });

                const loadModal = new loadStageExcelTree(this.ctx);
                loadModal.load(cacheTree, {ledgerData, posData, stageBills, stagePos, stageBillsDgn, default: { tid: stage.tid, sid: stage.id, said: this.ctx.session.sessionUser.accountId } });

                const conn = await this.db.beginTransaction();
                try {
                    if (loadModal.insertBills.length > 0) conn.insert(this.ctx.service.stageBills.tableName, loadModal.insertBills);
                    if (loadModal.updateBills.length > 0) conn.updateRows(this.ctx.service.stageBills.tableName, loadModal.updateBills);
                    if (loadModal.insertPos.length > 0) conn.insert(this.ctx.service.stagePos.tableName, loadModal.insertPos);
                    if (loadModal.updatePos.length > 0) conn.updateRows(this.ctx.service.stagePos.tableName, loadModal.updatePos);
                    if (loadModal.insertDgn.length > 0) conn.insert(this.ctx.service.stageBillsDgn.tableName, loadModal.insertDgn);
                    if (loadModal.updateDgn.length > 0) conn.updateRows(this.ctx.service.stageBillsDgn.tableName, loadModal.updateDgn);
                    await conn.commit();
                } catch (err) {
                    await conn.rollback();
                    this.ctx.log(err);
                    throw '保存导入数据失败';
                }
            } catch (err) {
                this.ctx.log(err);
                throw '解析Excel错误';
            }
        }
    }

    return StageStash;
};