All files / src/database/seeds seed-runner.ts

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import { Injectable, Logger } from '@nestjs/common';
import { Connection, Types } from 'mongoose';
import { InjectConnection } from '@nestjs/mongoose';
import { SeedSafetyGuard } from './seed-safety-guard';
import { SeedContext, SeedScale, SeedEnv } from './seed-context';
import { SeedCleanupService } from './seed-cleanup.service';
import { SeedValidationService } from './seed-validation.service';
import { SeedIdRegistry } from './seed-id-registry';
 
import { PlatformSeed } from './core/platform.seed';
import { CountriesSeed } from './mdm/countries.seed';
import { StatesSeed } from './mdm/states.seed';
import { CitiesSeed } from './mdm/cities.seed';
import { CurrenciesSeed } from './mdm/currencies.seed';
import { LanguagesSeed } from './mdm/languages.seed';
import { TimezonesSeed } from './mdm/timezones.seed';
import { UnitsOfMeasureSeed } from './mdm/units-of-measure.seed';
import { IndustriesSeed } from './mdm/industries.seed';
import { TaxMastersSeed } from './mdm/tax-masters.seed';
import { StatusReasonSeed } from './mdm/status-reason.seed';
import { DocumentTypesSeed } from './mdm/document-types.seed';
import { NumberSeriesSeed } from './mdm/number-series.seed';
 
@Injectable()
export class SeedRunner {
  private readonly logger = new Logger(SeedRunner.name);
 
  constructor(
    @InjectConnection() private readonly connection: Connection,
    private readonly cleanupService: SeedCleanupService,
    private readonly validationService: SeedValidationService,
    private readonly platformSeed: PlatformSeed,
    private readonly countriesSeed: CountriesSeed,
    private readonly statesSeed: StatesSeed,
    private readonly citiesSeed: CitiesSeed,
    private readonly currenciesSeed: CurrenciesSeed,
    private readonly languagesSeed: LanguagesSeed,
    private readonly timezonesSeed: TimezonesSeed,
    private readonly unitsSeed: UnitsOfMeasureSeed,
    private readonly industriesSeed: IndustriesSeed,
    private readonly taxSeed: TaxMastersSeed,
    private readonly statusReasonSeed: StatusReasonSeed,
    private readonly docTypesSeed: DocumentTypesSeed,
    private readonly numberSeriesSeed: NumberSeriesSeed,
  ) {}
 
  async runSeed(
    scale: SeedScale = 'small',
    env: SeedEnv = 'dev',
    dryRun = false,
  ): Promise<any> {
    SeedSafetyGuard.validateEnvironment();
 
    const context: SeedContext = {
      scale,
      env,
      dryRun,
      tenantPrefix: 'DEMO_',
    };
 
    this.logger.log(
      `Starting Enterprise Seeding in environment [${env}] at scale [${scale}] (dryRun=${dryRun})...`,
    );
 
    if (!dryRun) {
      // 1. Database cleanups
      await this.cleanupService.clearDatabase(context.tenantPrefix);
    }
 
    // Clear registry
    SeedIdRegistry.clear();
 
    // 2. Core Seeding
    await this.platformSeed.seed(this.connection);
    await this.countriesSeed.seed();
    await this.statesSeed.seed();
    await this.citiesSeed.seed();
    await this.currenciesSeed.seed();
    await this.languagesSeed.seed();
    await this.timezonesSeed.seed();
    await this.unitsSeed.seed();
    await this.industriesSeed.seed();
    await this.taxSeed.seed();
    await this.statusReasonSeed.seed();
    await this.docTypesSeed.seed(this.connection);
    await this.numberSeriesSeed.seed();
 
    // 3. Demo Tenant Seeding
    if (!dryRun) {
      await this.seedDemoTenants(context);
    }
 
    // 4. Validate
    const validation = await this.validationService.validateSeededData();
 
    this.logger.log('Seeding execution finished successfully.');
    return {
      status: 'success',
      validation,
    };
  }
 
  private async seedDemoTenants(context: SeedContext): Promise<void> {
    const tenantsColl = this.connection.collection('tenants');
    const usersColl = this.connection.collection('users');
    const employeesColl = this.connection.collection('employees');
    const contactsColl = this.connection.collection('contacts');
    const dealsColl = this.connection.collection('deals');
    const invoicesColl = this.connection.collection('invoices');
 
    // 3 Distinct Demo Tenants
    const demoTenants = [
      {
        slug: 'bevision-hq',
        name: 'Be-Vision Headquarters',
        domain: 'bevision.hq',
      },
      {
        slug: 'greenfield-corp',
        name: 'Greenfield Manufacturing Corp',
        domain: 'greenfield.corp',
      },
      {
        slug: 'doorstep-srv',
        name: 'Doorstep Household Services',
        domain: 'doorstep.services',
      },
    ];
 
    for (const t of demoTenants) {
      const tenantRes = await tenantsColl.findOneAndUpdate(
        { slug: t.slug },
        {
          $set: {
            name: t.name,
            slug: t.slug,
            domain: t.domain,
            isActive: true,
          },
        },
        { upsert: true, returnDocument: 'after' },
      );
 
      const tenantId =
        (tenantRes as any)._id?.toString() || new Types.ObjectId().toString();
 
      // Create Admin User
      await usersColl.updateOne(
        { email: `admin@${t.domain}` },
        {
          $set: {
            email: `admin@${t.domain}`,
            firstName: 'Admin',
            lastName: t.name.split(' ')[0],
            tenantId,
            roles: ['ADMIN'],
            isActive: true,
            isEmailVerified: true,
          },
        },
        { upsert: true },
      );
 
      // Seed core Employees
      const empRes1 = await employeesColl.insertOne({
        tenantId,
        firstName: 'Jane',
        lastName: 'Doe',
        email: `jane.doe@${t.domain}`,
      });
      const empRes2 = await employeesColl.insertOne({
        tenantId,
        firstName: 'John',
        lastName: 'Smith',
        email: `john.smith@${t.domain}`,
      });
 
      // Seed some contacts, deals, invoices
      await contactsColl.insertOne({
        tenantId,
        firstName: 'Bob',
        lastName: 'Vance',
        status: 'LEAD',
      });
 
      await dealsColl.insertOne({
        tenantId,
        title: 'Q1 Expansion Deal',
        value: 1200000, // 12,000 USD in cents
      });
 
      await invoicesColl.insertOne({
        tenantId,
        invoiceNumber: `INV-${t.slug.toUpperCase()}-0001`,
        total: 500000,
      });
 
      this.logger.log(`Seeded demo tenant '${t.name}' (tenantId: ${tenantId})`);
    }
  }
}