113 lines
4.9 KiB
TypeScript
113 lines
4.9 KiB
TypeScript
import BaseModel from './BaseModel';
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import { index, getModelForClass, prop, DocumentType, modelOptions } from '@typegoose/typegoose';
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import { findIndex } from 'underscore';
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// const Transaction = require("mongoose-transactions");
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@index({ roleId: 1, id: 1 })
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@index({ seqId: 1 })
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@modelOptions({ schemaOptions: { id: false } })
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export default class Item extends BaseModel {
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@prop({ required: true, default: '' })
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roleId: string; // 角色 id
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@prop({ required: true, default: '' })
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roleName: string; // 角色名称
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@prop({ required: true, default: '' })
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id: number; // 道具 id
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@prop({ required: true, default: '' })
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type: number; // 道具类型
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@prop({ required: true, default: '' })
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itemName: string; // 道具名称
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@prop({ required: true, default: 0 })
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hid: number; // 将魂：武将id，其他：0
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@prop({ required: true })
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count: number; // 道具数量
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public static async findbyRole(roleId: string, lean = true) {
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const items: ItemType[] = await ItemModel.find({ roleId }).select('id count type').lean(lean);
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return items;
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}
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public static async findbyRoleAndIds(roleId: string, ids: Array<number>, lean = true) {
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const items: ItemType[] = await ItemModel.find({ roleId, id: { $in: ids } }).select('id count type').lean(lean);
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return items;
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}
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public static async findByRoleAndType(roleId: string, type: number, lean = true) {
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const items: ItemType[] = await ItemModel.find({ roleId, type }).select('id count type').sort({ id: 1 }).lean(lean);
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return items;
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}
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public static async findbyRoleAndGidAndCount(roleId: string, id: number, count: number, lean = true) {
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const items: ItemType = await ItemModel.findOne({ roleId, id, count: { $gte: count } }).select('id count type').lean(lean);
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return items;
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}
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public static async increaseItem(roleId: string, id: number, count: number, itemInfo: { roleId: string, roleName: string, id: number, itemName: string, type: number, hid?: number }, lean = true) {
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const doc = new ItemModel();
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const setOnInsert = Object.assign(doc.toJSON(), itemInfo);
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const items: ItemType = await ItemModel.findOneAndUpdate({ roleId, id }, { $setOnInsert: setOnInsert, $inc: { count } }, { new: true, upsert: true }).lean(lean);
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return items;
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}
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public static async decreaseItems(roleId: string, items: Array<{ id: number, count: number, ratio?: number }>, lean = true) {
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let updateItems = new Array<{ id: number, count: number, ratio?: number }>(), hasError: boolean = false, result = new Array();
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for (let { id, count, ratio } of items) {
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let rec: ItemType;
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if (!ratio) {
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rec = await ItemModel.findOneAndUpdate({ roleId, id, count: { $gte: count } }, { $inc: { count: -1 * count } }, { new: true }).lean(lean);
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} else {
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rec = await ItemModel.findOneAndUpdate({ roleId, id }, { $inc: { count: ratio * count } }, { new: true, upsert: true }).lean(lean);
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}
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if (!!rec) {
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let index = findIndex(result,{id})
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if (!!result[index]) {
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result[index] = { id: rec.id, count: rec.count }
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} else {
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result.push({ id: rec.id, count: rec.count });
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}
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updateItems.push({ id, count, ratio });
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} else {
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hasError = true; break;
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}
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}
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if (hasError) { // 数量不足
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for (let { id, count, ratio } of updateItems) {
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if (!ratio) ratio = -1;
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await ItemModel.findOneAndUpdate({ roleId, id }, { $inc: { count: -ratio * count } }, { new: true }).lean(lean);
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}
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return { hasError: true }
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} else {
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return { hasError: false, result }
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}
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}
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// public static async decreaseItems(roleId: string, items: Array<{ id: number, count: number, ratio?: number}>, lean = true) {
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// const transaction = new Transaction();
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// let hasError: boolean = false, result = new Array();
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// try {
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// for (let { id, count, ratio } of items) {
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// if (!ratio) ratio = -1;
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// await transaction.update("Item", { roleId, id, count: { $gte: count } }, { $inc: { count: ratio * count } }, { new: true});
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// }
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// await transaction.run();
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// return {hasError, result};
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// } catch (error) {
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// await transaction.rollback().catch(console.error);
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// transaction.clean();
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// return {error};
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// }
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// }
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public static async deleteAccount(roleId: string) {
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let result = await ItemModel.deleteMany({ roleId });
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return result;
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}
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}
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export const ItemModel = getModelForClass(Item);
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export interface ItemType extends Pick<DocumentType<Item>, keyof Item> {
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id: number;
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};
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