添加后台连接用的后端

shared/db/Item.ts

@@ -0,0 +1,47 @@
+import BaseModel from './BaseModel';
+import { index, getModelForClass, prop } from '@typegoose/typegoose';
+
+
+@index({ roleId: 1, hid: 1, eid: 1 })
+@index({ seqId: 1 })
+export default class Item extends BaseModel {
+  @prop({ required: true })
+  roleId: string;					// 角色 id
+  @prop({ required: true })
+  roleName: string;				// 角色名称
+
+  @prop({ required: true })
+  itemid: number;						// 道具 id
+  @prop({ required: true })
+  itemName: string;					// 道具名称
+  @prop({ required: true })
+  seqId: number;					// 道具表自增 id
+  @prop({ required: true, default: 0 })
+  count: number;			// 道具数量
+
+
+  public static async findbyRole(roleId: string, lean = true) {
+    const items = await ItemModel.find({ roleId }).lean(lean);
+    return items;
+  }
+
+  public static async findbyItemid(itemid: number, roleId: string, lean = true) {
+    const equips = await ItemModel.findOne({ itemid, roleId }).lean(lean);
+    return equips;
+  }
+
+  public static async changeItemCount(seqId: number, count: number, lean = true) {
+    const equips = await ItemModel.findOneAndUpdate({ seqId }, {$inc:{count}}).lean(lean);
+    return equips;
+  }
+
+  public static async createItem(itemInfo: {roleId: string, roleName: string, itemid: number, seqId: number, itemName: string, count: number}, lean = true) {
+    const doc = new ItemModel();
+    const update = Object.assign(itemInfo, doc.toJSON());
+    const item = await ItemModel.findOneAndUpdate({ seqId: itemInfo.seqId }, update, {upsert: true, new: true}).lean(lean);
+    return item;
+  }
+
+}
+
+export const ItemModel = getModelForClass(Item);