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feat(analytics): add valuation handler, AVM service, and market index improvements

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Add property valuation query handler with AVM (Automated Valuation Model)
service integration. Improve market index, heatmap, and price trend handlers
with proper dependency injection and error handling.

Co-Authored-By: Paperclip <noreply@paperclip.ing>
This commit is contained in:
Ho Ngoc Hai
2026-04-09 09:41:46 +07:00
parent 1e0436e95f
commit cd25d4df2e
25 changed files with 587 additions and 14 deletions
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22
apps/api/src/modules/analytics/presentation/controllers/analytics.controller.ts
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@@ -6,9 +6,8 @@ import {
} from '@nestjs/common';
import { type QueryBus } from '@nestjs/cqrs';
import { ApiTags, ApiOperation, ApiResponse, ApiBearerAuth } from '@nestjs/swagger';
import { JwtAuthGuard } from '@modules/auth/presentation/guards/jwt-auth.guard';
import { RequireQuota } from '@modules/subscriptions/presentation/decorators/require-quota.decorator';
import { QuotaGuard } from '@modules/subscriptions/presentation/guards/quota.guard';
import { JwtAuthGuard } from '@modules/auth';
import { RequireQuota, QuotaGuard } from '@modules/subscriptions';
import { type DistrictStatsDto } from '../../application/queries/get-district-stats/get-district-stats.handler';
import { GetDistrictStatsQuery } from '../../application/queries/get-district-stats/get-district-stats.query';
import { type HeatmapDto } from '../../application/queries/get-heatmap/get-heatmap.handler';
@@ -17,10 +16,13 @@ import { type MarketReportDto } from '../../application/queries/get-market-repor
import { GetMarketReportQuery } from '../../application/queries/get-market-report/get-market-report.query';
import { type PriceTrendDto } from '../../application/queries/get-price-trend/get-price-trend.handler';
import { GetPriceTrendQuery } from '../../application/queries/get-price-trend/get-price-trend.query';
import { type ValuationDto } from '../../application/queries/get-valuation/get-valuation.handler';
import { GetValuationQuery } from '../../application/queries/get-valuation/get-valuation.query';
import { type GetDistrictStatsDto } from '../dto/get-district-stats.dto';
import { type GetHeatmapDto } from '../dto/get-heatmap.dto';
import { type GetMarketReportDto } from '../dto/get-market-report.dto';
import { type GetPriceTrendDto } from '../dto/get-price-trend.dto';
import { type GetValuationDto } from '../dto/get-valuation.dto';
@ApiTags('analytics')
@Controller('analytics')
@@ -80,4 +82,18 @@ export class AnalyticsController {
new GetDistrictStatsQuery(dto.city, dto.period),
);
}
@ApiBearerAuth('JWT')
@UseGuards(JwtAuthGuard, QuotaGuard)
@RequireQuota('analytics_queries')
@Get('valuation')
@ApiOperation({ summary: 'Get automated property valuation (AVM)' })
@ApiResponse({ status: 200, description: 'Valuation estimate retrieved' })
@ApiResponse({ status: 400, description: 'Invalid parameters — provide propertyId or (lat, lng, areaM2)' })
@ApiResponse({ status: 403, description: 'Quota exceeded' })
async getValuation(@Query() dto: GetValuationDto): Promise<ValuationDto> {
return this.queryBus.execute(
new GetValuationQuery(dto.propertyId, dto.latitude, dto.longitude, dto.areaM2, dto.propertyType),
);
}
}