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feat: Admin定价管理界面 + 定价DB配置化 (P2)

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This commit is contained in:
yuzhiran
2026-06-12 09:52:04 +08:00
parent a55cb56be2
commit d379d181e4
10 changed files with 361 additions and 104 deletions
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backend/src/modules/admin/admin.controller.ts
+37
View File
@@ -163,6 +163,25 @@ export class AdminController {
return { success: true }
}
// --- Pricing Management ---
@Get('pricing')
async getPricing() {
const cfg = await this.configModel.findOne({ key: 'pricing' }).exec()
if (cfg) return cfg.value
return DEFAULT_PRICING
}
@Post('pricing/save')
async savePricing(@Body() body: any) {
await this.configModel.findOneAndUpdate(
{ key: 'pricing' },
{ key: 'pricing', value: body, description: '定价配置' },
{ upsert: true },
).exec()
return { success: true }
}
@Get('questions')
async getQuestions() {
const cfg = await this.configModel.findOne({ key: 'daily_questions' }).exec()
@@ -191,6 +210,24 @@ const DEFAULT_CONFIG = {
},
}
const DEFAULT_PRICING = {
interview: { pricePerSession: 500, creditsPerPurchase: 1 },
resumeOptimize: { freeLimit: 3, pricePerOptimize: 300, creditsPerPurchase: 1 },
resumeDownload: { pricePerDownload: 200, creditsPerPurchase: 1 },
plans: {
growth: {
price: 1990, durationDays: 30,
credits: { interview: 999, resumeOptimize: 20, resumeDownload: 10 },
features: ['免费版全部权益', 'AI 数字人面试无限次', '详细面试报告（四维评分）', '进步轨迹雷达图 + 打卡', '每日一题推送', '参考回答思路', '公司真题库', '简历优化 20 次/月', '简历下载 10 次/月'],
},
sprint: {
price: 4990, durationDays: 30,
credits: { interview: 999, resumeOptimize: 50, resumeDownload: 30 },
features: ['成长版全部权益', 'AI 语音分析（语气词/语速检测）', '技能缺口分析报告', '学习路径推荐', '真人导师 1v1 点评（每月 1 次）', '简历精修（每月 1 次）', '内推优先', '简历优化 50 次/月', '简历下载 30 次/月'],
},
},
}
const DEFAULT_QUESTIONS = [
{ position: '通用', category: 'behavioral', question: '请做一个简单的自我介绍，突出你的核心优势和职业目标。', referenceAnswer: '建议结构：1) 基本信息 2) 教育背景与专业方向 3) 实习/项目经历 4) 核心优势 5) 职业目标' },
{ position: '前端工程师', category: 'technical', question: '请用 JavaScript 实现一个深拷贝函数，并说明可能存在的问题。', referenceAnswer: '可使用递归遍历，注意循环引用用 WeakMap 处理，特殊类型如 Date/RegExp/Map/Set 需单独处理。' },
backend/src/modules/member/member.controller.ts
+37 -55
View File
@@ -6,46 +6,11 @@ import { PaymentOrder, PaymentOrderDocument } from '../payment/payment-order.sch
import { JwtAuthGuard } from '../../common/guards/jwt-auth.guard'
import { CurrentUser } from '../../common/decorators/current-user.decorator'
import { QuotaService } from '../user/quota.service'
import { PricingService } from '../schemas/pricing.service'
import { Public } from '../../common/decorators/public.decorator'
const GROWTH_PRICE = 1990
const SPRINT_PRICE = 4990
const DURATION_DAYS = 30
const FREE_DAILY_LIMIT = 2
interface PlanConfig {
id: string
name: string
price: number
dailyLimit: number
features: string[]
}
const PLANS: Record<string, PlanConfig> = {
free: {
id: 'free', name: '免费版', price: 0, dailyLimit: FREE_DAILY_LIMIT,
features: [
'AI 模拟面试 1 次（体验）', '基础面试报告', '通用题库随机出题', '简历优化（限 3 次免费）',
],
},
growth: {
id: 'growth', name: '成长版', price: GROWTH_PRICE, dailyLimit: 999,
features: [
'免费版全部权益', 'AI 数字人面试无限次', '详细面试报告（四维评分）',
'进步轨迹雷达图 + 打卡', '每日一题推送', '参考回答思路', '公司真题库',
'简历优化 20 次/月', '简历下载 10 次/月',
],
},
sprint: {
id: 'sprint', name: '冲刺版', price: SPRINT_PRICE, dailyLimit: 999,
features: [
'成长版全部权益', 'AI 语音分析（语气词/语速检测）', '技能缺口分析报告',
'学习路径推荐', '真人导师 1v1 点评（每月 1 次）', '简历精修（每月 1 次）', '内推优先',
'简历优化 50 次/月', '简历下载 30 次/月',
],
},
}
@Controller('member')
@UseGuards(JwtAuthGuard)
export class MemberController {
@@ -55,21 +20,41 @@ export class MemberController {
@InjectModel(User.name) private userModel: Model<UserDocument>,
@InjectModel(PaymentOrder.name) private orderModel: Model<PaymentOrderDocument>,
private quotaService: QuotaService,
private pricingService: PricingService,
) {}
@Public()
@Get('plans')
getPlans() {
async getPlans() {
const pricing = await this.pricingService.getConfig()
const plans = [
{
id: 'free', name: '免费版', price: 0,
priceDisplay: '免费',
dailyLimit: FREE_DAILY_LIMIT,
features: ['AI 模拟面试 1 次（体验）', '基础面试报告', '通用题库随机出题', '简历优化（限 3 次免费）'],
credits: { interview: 1, resumeOptimize: 0, resumeDownload: 0 },
},
]
for (const planId of ['growth', 'sprint'] as const) {
const cfg = pricing.plans[planId]
if (cfg) {
plans.push({
id: planId,
name: planId === 'growth' ? '成长版' : '冲刺版',
price: cfg.price,
priceDisplay: `¥${(cfg.price / 100).toFixed(1)}/月`,
dailyLimit: 999,
features: cfg.features,
credits: cfg.credits,
})
}
}
return {
interview: { dailyFreeLimit: FREE_DAILY_LIMIT, maxRoundsFree: 5, maxRoundsVip: 10 },
diagnosis: { dailyFreeLimit: 2 },
optimize: { dailyFreeLimit: 2 },
price: { monthly: GROWTH_PRICE, sprint: SPRINT_PRICE },
plans: Object.values(PLANS).map(p => ({
id: p.id, name: p.name, price: p.price,
priceDisplay: p.price === 0 ? '免费' : `¥${(p.price / 100).toFixed(1)}/月`,
dailyLimit: p.dailyLimit, features: p.features,
})),
plans,
}
}
@@ -77,12 +62,11 @@ export class MemberController {
async getStatus(@CurrentUser('userId') userId: string) {
const user = await this.userModel.findById(userId).exec()
if (!user) throw new HttpException('用户不存在', HttpStatus.NOT_FOUND)
const planConfig = PLANS[user.plan] || PLANS.free
return {
plan: user.plan,
planName: planConfig.name,
planName: user.plan === 'growth' ? '成长版' : user.plan === 'sprint' ? '冲刺版' : '免费版',
remaining: user.remaining,
dailyLimit: planConfig.dailyLimit,
dailyLimit: user.plan !== 'free' ? 999 : FREE_DAILY_LIMIT,
vipExpireAt: user.vipExpireAt,
sprintExpireAt: user.sprintExpireAt,
sprintRemaining: user.sprintRemaining || 0,
@@ -105,22 +89,20 @@ export class MemberController {
if (!order) throw new HttpException('订单不存在', HttpStatus.NOT_FOUND)
if (order.status !== 'success') throw new HttpException('支付未完成', HttpStatus.BAD_REQUEST)
const pricing = await this.pricingService.getConfig()
const planCfg = pricing.plans[order.plan === 'sprint' ? 'sprint' : 'growth']
const expireAt = new Date()
expireAt.setDate(expireAt.getDate() + DURATION_DAYS)
const credits = { interview: 999, resumeOptimize: 20, resumeDownload: 10 }
expireAt.setDate(expireAt.getDate() + planCfg.durationDays)
if (order.plan === 'sprint') {
user.plan = 'sprint'
user.sprintExpireAt = expireAt
user.sprintRemaining = 10
credits.interview = 999
credits.resumeOptimize = 50
credits.resumeDownload = 30
} else {
user.plan = 'growth'
user.vipExpireAt = expireAt
}
await this.quotaService.setPlanQuota(userId, order.plan, credits)
return { success: true, plan: user.plan, planName: PLANS[user.plan]?.name, expireAt }
await this.quotaService.setPlanQuota(userId, order.plan, planCfg.credits)
return { success: true, plan: user.plan, planName: user.plan === 'growth' ? '成长版' : '冲刺版', expireAt }
}
/** 扣减冲刺版权益次数 */
backend/src/modules/payment/payment.controller.spec.ts
+14
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@@ -3,6 +3,7 @@ import { getModelToken } from '@nestjs/mongoose'
import { PaymentController } from './payment.controller'
import { WechatPayService } from './wechat-pay.service'
import { QuotaService } from '../user/quota.service'
import { PricingService } from '../schemas/pricing.service'
describe('PaymentController', () => {
let controller: PaymentController
@@ -10,6 +11,7 @@ describe('PaymentController', () => {
let mockOrderModel: any
let mockWechatPay: any
let mockQuotaService: any
let mockPricingService: any
const mockUserId = '507f1f77bcf86cd799439011'
@@ -32,6 +34,17 @@ describe('PaymentController', () => {
grantCredits: jest.fn().mockResolvedValue(undefined),
setPlanQuota: jest.fn().mockResolvedValue(undefined),
}
mockPricingService = {
getConfig: jest.fn().mockResolvedValue({
interview: { pricePerSession: 500, creditsPerPurchase: 1 },
resumeOptimize: { freeLimit: 3, pricePerOptimize: 300, creditsPerPurchase: 1 },
resumeDownload: { pricePerDownload: 200, creditsPerPurchase: 1 },
plans: {
growth: { price: 1990, durationDays: 30, credits: { interview: 999, resumeOptimize: 20, resumeDownload: 10 }, features: [] },
sprint: { price: 4990, durationDays: 30, credits: { interview: 999, resumeOptimize: 50, resumeDownload: 30 }, features: [] },
},
}),
}
const module: TestingModule = await Test.createTestingModule({
controllers: [PaymentController],
@@ -40,6 +53,7 @@ describe('PaymentController', () => {
{ provide: getModelToken('PaymentOrder'), useValue: mockOrderModel },
{ provide: WechatPayService, useValue: mockWechatPay },
{ provide: QuotaService, useValue: mockQuotaService },
{ provide: PricingService, useValue: mockPricingService },
],
}).compile()
backend/src/modules/payment/payment.controller.ts
+33 -25
View File
@@ -7,24 +7,9 @@ import { JwtAuthGuard } from '../../common/guards/jwt-auth.guard'
import { CurrentUser } from '../../common/decorators/current-user.decorator'
import { WechatPayService } from './wechat-pay.service'
import { QuotaService } from '../user/quota.service'
import { PricingService } from '../schemas/pricing.service'
import { Public } from '../../common/decorators/public.decorator'
const GROWTH_AMOUNT = 1990
const SPRINT_AMOUNT = 4990
const VIP_DURATION_DAYS = 30
const PRODUCT_PRICES: Record<string, number> = {
interview: 500,
optimize: 300,
download: 200,
}
const PRODUCT_CREDITS: Record<string, number> = {
interview: 1,
optimize: 1,
download: 1,
}
@Controller('payment')
export class PaymentController {
private readonly logger = new Logger(PaymentController.name)
@@ -34,6 +19,7 @@ export class PaymentController {
@InjectModel(PaymentOrder.name) private orderModel: Model<PaymentOrderDocument>,
private wechatPay: WechatPayService,
private quotaService: QuotaService,
private pricingService: PricingService,
) {}
/** 创建套餐订单（H5：Native 扫码支付） */
@@ -45,7 +31,9 @@ export class PaymentController {
if (!user) throw new HttpException('用户不存在', HttpStatus.NOT_FOUND)
if (user.plan !== 'free') throw new HttpException('已是会员', HttpStatus.BAD_REQUEST)
const amount = plan === 'sprint' ? SPRINT_AMOUNT : GROWTH_AMOUNT
const pricing = await this.pricingService.getConfig()
const planCfg = pricing.plans[plan === 'sprint' ? 'sprint' : 'growth']
const amount = planCfg.price
const title = plan === 'sprint' ? '职引冲刺版月度会员' : '职引成长版月度会员'
const outTradeNo = `${plan === 'sprint' ? 'SPR' : 'VIP'}${Date.now()}${userId.slice(-6)}`
const result = await this.wechatPay.nativePay(title, outTradeNo, amount)
@@ -69,7 +57,13 @@ export class PaymentController {
const user = await this.userModel.findById(userId).exec()
if (!user) throw new HttpException('用户不存在', HttpStatus.NOT_FOUND)
const price = PRODUCT_PRICES[type]
const pricing = await this.pricingService.getConfig()
const priceMap: Record<string, number> = {
interview: pricing.interview.pricePerSession,
optimize: pricing.resumeOptimize.pricePerOptimize,
download: pricing.resumeDownload.pricePerDownload,
}
const price = priceMap[type]
if (!price) throw new HttpException('价格未配置', HttpStatus.INTERNAL_SERVER_ERROR)
const titles: Record<string, string> = {
@@ -97,7 +91,9 @@ export class PaymentController {
const openid = user.wxOpenid
if (!openid) throw new HttpException('未绑定微信', HttpStatus.BAD_REQUEST)
const amount = plan === 'sprint' ? SPRINT_AMOUNT : GROWTH_AMOUNT
const pricing = await this.pricingService.getConfig()
const planCfg = pricing.plans[plan === 'sprint' ? 'sprint' : 'growth']
const amount = planCfg.price
const title = plan === 'sprint' ? '职引冲刺版月度会员' : '职引成长版月度会员'
const outTradeNo = `${plan === 'sprint' ? 'SPR' : 'VIP'}${Date.now()}${userId.slice(-6)}`
const result = await this.wechatPay.jsapiPay(title, outTradeNo, amount, openid)
@@ -123,7 +119,13 @@ export class PaymentController {
const openid = user.wxOpenid
if (!openid) throw new HttpException('未绑定微信', HttpStatus.BAD_REQUEST)
const price = PRODUCT_PRICES[type]
const pricing = await this.pricingService.getConfig()
const priceMap: Record<string, number> = {
interview: pricing.interview.pricePerSession,
optimize: pricing.resumeOptimize.pricePerOptimize,
download: pricing.resumeDownload.pricePerDownload,
}
const price = priceMap[type]
if (!price) throw new HttpException('价格未配置', HttpStatus.INTERNAL_SERVER_ERROR)
const titles: Record<string, string> = {
@@ -184,8 +186,10 @@ export class PaymentController {
const user = await this.userModel.findById(order.userId).exec()
if (!user || user.plan !== 'free') return
const pricing = await this.pricingService.getConfig()
const planCfg = pricing.plans[order.plan === 'sprint' ? 'sprint' : 'growth']
const expireAt = new Date()
expireAt.setDate(expireAt.getDate() + VIP_DURATION_DAYS)
expireAt.setDate(expireAt.getDate() + planCfg.durationDays)
const isSprint = order.plan === 'sprint'
if (isSprint) {
user.plan = 'sprint'
@@ -195,9 +199,7 @@ export class PaymentController {
user.plan = 'growth'
user.vipExpireAt = expireAt
}
const credits = isSprint
? { interview: 999, resumeOptimize: 50, resumeDownload: 30 }
: { interview: 999, resumeOptimize: 20, resumeDownload: 10 }
const credits = planCfg.credits
user.remaining = 999
user.interviewCredits = credits.interview
user.resumeOptimizeCredits = credits.resumeOptimize
@@ -207,7 +209,13 @@ export class PaymentController {
}
private async activateProduct(order: PaymentOrderDocument) {
const credits = PRODUCT_CREDITS[order.type]
const pricing = await this.pricingService.getConfig()
const creditMap: Record<string, number> = {
interview: pricing.interview.creditsPerPurchase,
optimize: pricing.resumeOptimize.creditsPerPurchase,
download: pricing.resumeDownload.creditsPerPurchase,
}
const credits = creditMap[order.type]
if (!credits) return
const typeMap: Record<string, 'interview' | 'optimize' | 'download'> = {
backend/src/modules/schemas/pricing.module.ts
+12
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@@ -0,0 +1,12 @@
import { Module, Global } from '@nestjs/common'
import { MongooseModule } from '@nestjs/mongoose'
import { SiteConfig, SiteConfigSchema } from './site-config.schema'
import { PricingService } from './pricing.service'
@Global()
@Module({
imports: [MongooseModule.forFeature([{ name: SiteConfig.name, schema: SiteConfigSchema }])],
providers: [PricingService],
exports: [PricingService],
})
export class PricingModule {}
backend/src/modules/schemas/pricing.service.ts
+66
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@@ -0,0 +1,66 @@
import { Injectable } from '@nestjs/common'
import { InjectModel } from '@nestjs/mongoose'
import { Model } from 'mongoose'
import { SiteConfig, SiteConfigDocument } from './site-config.schema'
interface PricingConfig {
interview: { pricePerSession: number; creditsPerPurchase: number }
resumeOptimize: { freeLimit: number; pricePerOptimize: number; creditsPerPurchase: number }
resumeDownload: { pricePerDownload: number; creditsPerPurchase: number }
plans: {
growth: { price: number; durationDays: number; credits: { interview: number; resumeOptimize: number; resumeDownload: number }; features: string[] }
sprint: { price: number; durationDays: number; credits: { interview: number; resumeOptimize: number; resumeDownload: number }; features: string[] }
}
}
const DEFAULT_PRICING: PricingConfig = {
interview: { pricePerSession: 500, creditsPerPurchase: 1 },
resumeOptimize: { freeLimit: 3, pricePerOptimize: 300, creditsPerPurchase: 1 },
resumeDownload: { pricePerDownload: 200, creditsPerPurchase: 1 },
plans: {
growth: { price: 1990, durationDays: 30, credits: { interview: 999, resumeOptimize: 20, resumeDownload: 10 }, features: [] },
sprint: { price: 4990, durationDays: 30, credits: { interview: 999, resumeOptimize: 50, resumeDownload: 30 }, features: [] },
},
}
@Injectable()
export class PricingService {
private cache: PricingConfig | null = null
private cacheTime = 0
constructor(
@InjectModel(SiteConfig.name) private configModel: Model<SiteConfigDocument>,
) {}
async getConfig(): Promise<PricingConfig> {
// Cache for 60s
if (this.cache && Date.now() - this.cacheTime < 60000) {
return this.cache
}
try {
const doc = await this.configModel.findOne({ key: 'pricing' }).exec()
if (doc?.value) {
this.cache = this.mergeDefaults(doc.value)
this.cacheTime = Date.now()
return this.cache
}
} catch {}
return DEFAULT_PRICING
}
invalidateCache() {
this.cache = null
}
private mergeDefaults(value: any): PricingConfig {
return {
interview: { ...DEFAULT_PRICING.interview, ...value?.interview },
resumeOptimize: { ...DEFAULT_PRICING.resumeOptimize, ...value?.resumeOptimize },
resumeDownload: { ...DEFAULT_PRICING.resumeDownload, ...value?.resumeDownload },
plans: {
growth: { ...DEFAULT_PRICING.plans.growth, ...value?.plans?.growth, credits: { ...DEFAULT_PRICING.plans.growth.credits, ...value?.plans?.growth?.credits } },
sprint: { ...DEFAULT_PRICING.plans.sprint, ...value?.plans?.sprint, credits: { ...DEFAULT_PRICING.plans.sprint.credits, ...value?.plans?.sprint?.credits } },
},
}
}
}