剧情弹幕：添加接口

game-server/app/servers/role/handler/barrageHandler.ts

@@ -0,0 +1,50 @@
+import { Application, BackendSession } from "pinus";
+import { ScriptBarrageModel } from "../../../db/ScriptBarrage";
+import { BarrageReturn } from '../../../domain/roleField/barrage';
+import { resResult, getRandEelm } from "../../../pubUtils/util";
+import { STATUS } from "../../../consts";
+
+export default function(app: Application) {
+    return new BarrageHandler(app);
+}
+
+export class BarrageHandler {
+    constructor(private app: Application) {
+    }
+
+    public async sendBarrage(msg: { warId: number, rid: string, index: string, content: string }, session: BackendSession) {
+        const roleId: string = session.get('roleId');
+        const { warId, rid, index, content } = msg;
+        const result = await ScriptBarrageModel.createBarrage(roleId, warId, rid, index, content);
+        let barrageList: BarrageReturn[] = [];
+        let bs = new BarrageReturn(result);
+        barrageList.push(bs);
+        return resResult(STATUS.SUCCESS, { barrageList });
+    }
+
+    public async getBarrageList(msg: {rid: string}, session: BackendSession) {
+        // const roleId: string = session.get('roleId');
+        const { rid } = msg;
+        const result = await ScriptBarrageModel.getBarrageList(rid, 1000);
+        const perMax = 10, max = 50; // 每个对话最大数量，每个剧本最大数量
+        let map = new Map<string, BarrageReturn[]>(); // index => BarrageReturn[]
+        for(let barrage of result) {
+            let { index } = barrage;
+            if(!map.has(index)) {
+                map.set(index, []);
+            }
+            map.get(index).push(new BarrageReturn(barrage));
+        }
+        let ratio = result.length > max? max/result.length: 1;
+
+        let barrageList: BarrageReturn[] = [];
+        for(let [_, barrages] of map) {
+            let count = Math.ceil(barrages.length * ratio);
+            if(count > perMax) count = perMax;
+            
+            let curBarrages = getRandEelm(barrages, count);
+            barrageList = barrageList.concat(curBarrages);
+        }
+        return resResult(STATUS.SUCCESS, { barrageList });
+    }
+}

shared/db/ScriptBarrage.ts

@@ -0,0 +1,40 @@
+import BaseModel from './BaseModel';
+import { index, getModelForClass, prop, DocumentType } from '@typegoose/typegoose';
+import { genCode } from '../pubUtils/util';
+
+/**
+  * 派遣任务记录表
+  */
+@index({ roleId: 1, type: 1 })
+
+export default class ScriptBarrage extends BaseModel {
+  @prop({ required: true })
+  code: string;					  // 弹幕唯一标识
+  @prop({ required: true })
+  roleId: string;					// 角色 id
+  @prop({ required: true })
+  warId: number;          // 关卡id
+  @prop({ required: true })
+  rid: string;            // 剧本id
+  @prop({ required: true })
+  index: string;          // 对话索引
+  @prop({ required: true })
+  content: string;        // 弹幕内容
+
+
+  public static async createBarrage(roleId: string, warId: number, rid: string, index: string, content: string) {
+    const code = genCode(10);
+    let result: ScriptBarrageType = await ScriptBarrageModel.findOneAndUpdate({ code }, { $setOnInsert: { roleId, warId, rid, index, content } }, { new: true, upsert: true }).lean();
+    return result;
+  }
+
+  public static async getBarrageList(rid: string, limit: number) {
+    let result: ScriptBarrageType[] = await ScriptBarrageModel.find({ rid }, { _id: 0 }).limit(limit).sort({ index: 1, createdAt: -1 }).lean();
+    return result;
+  }
+  
+}
+
+export const ScriptBarrageModel = getModelForClass(ScriptBarrage);
+
+export interface ScriptBarrageType extends Pick<DocumentType<ScriptBarrage>, keyof ScriptBarrage>{};

shared/domain/roleField/barrage.ts

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+import { ScriptBarrageType } from '../../db/ScriptBarrage';
+import { getSeconds } from '../../pubUtils/timeUtil';
+
+export class BarrageReturn {
+    code: string;      // code
+    warId: number;     // 关卡id
+    rid: string;       // 剧本id
+    index: string;     // 对话索引id
+    content: string;   // 弹幕内容
+    createTime: number; // 发送时间
+
+    constructor(barrage: ScriptBarrageType) {
+        if(barrage) {
+            this.code = barrage.code;
+            this.warId = barrage.warId;
+            this.rid = barrage.rid;
+            this.index = barrage.index;
+            this.content = barrage.content;
+            this.createTime = getSeconds(barrage.createdAt);
+        }
+    }
+}