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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 | import { Injectable, Logger, BadRequestException, NotFoundException, } from '@nestjs/common'; import { InjectModel } from '@nestjs/mongoose'; import { Model, Types, FilterQuery } from 'mongoose'; import { EventBusService } from '../../../platform/events/event-bus.service'; import { Account, Contact, ContactRelationship, AccountRelationship, SalesTerritory, TerritoryMember, SalesTeam, SalesTeamMember, } from '../schemas/account-contact.schema'; import { CrmConfigService } from './crm-config.service'; @Injectable() export class AccountContactService { private readonly logger = new Logger(AccountContactService.name); constructor( @InjectModel(Account.name) private readonly accountModel: Model<Account>, @InjectModel(Contact.name) private readonly contactModel: Model<Contact>, @InjectModel(ContactRelationship.name) private readonly contactRelModel: Model<ContactRelationship>, @InjectModel(AccountRelationship.name) private readonly accountRelModel: Model<AccountRelationship>, @InjectModel(SalesTerritory.name) private readonly territoryModel: Model<SalesTerritory>, @InjectModel(TerritoryMember.name) private readonly territoryMemberModel: Model<TerritoryMember>, @InjectModel(SalesTeam.name) private readonly teamModel: Model<SalesTeam>, @InjectModel(SalesTeamMember.name) private readonly teamMemberModel: Model<SalesTeamMember>, private readonly crmConfigService: CrmConfigService, private readonly eventBusService: EventBusService, ) {} // ════════════════════════════════════════════════════════════ // ACCOUNTS // ════════════════════════════════════════════════════════════ async createAccount( tenantId: Types.ObjectId, data: Partial<Account>, ): Promise<Account> { const accountCode = await this.crmConfigService.generateNextCode( tenantId, 'account', ); if (data.parentAccountId) { await this.validateNoCircularParent( tenantId, null, data.parentAccountId.toString(), ); } const account = await this.accountModel.create({ ...data, tenantId, accountCode, }); await this.eventBusService.publish( 'crm.account.created', { accountId: account._id }, tenantId.toString(), ); this.logger.log(`Created account ${accountCode} for tenant ${tenantId}`); return account; } async getAccountById( tenantId: Types.ObjectId, accountId: string, ): Promise<Account> { const account = await this.accountModel .findOne({ _id: accountId, tenantId, deletedAt: null }) .exec(); if (!account) throw new NotFoundException('Account not found'); return account; } async updateAccount( tenantId: Types.ObjectId, accountId: string, updates: Partial<Account>, ): Promise<Account> { if (updates.parentAccountId) { await this.validateNoCircularParent( tenantId, accountId, updates.parentAccountId.toString(), ); } const previousAccount = await this.getAccountById(tenantId, accountId); const previousStage = previousAccount.lifecycleStage; const account = await this.accountModel .findOneAndUpdate( { _id: accountId, tenantId }, { $set: updates }, { new: true }, ) .exec(); if (!account) throw new NotFoundException('Account not found'); if (previousStage !== account.lifecycleStage) { await this.eventBusService.publish( 'crm.account.lifecycle_changed', { accountId: account._id, previousStage, newStage: account.lifecycleStage, }, tenantId.toString(), ); } return account; } async listAccounts( tenantId: Types.ObjectId, filters: { status?: string; type?: string; stage?: string; ownerId?: string; search?: string; }, page = 1, limit = 25, ): Promise<{ data: Account[]; total: number; page: number; pages: number }> { const query: FilterQuery<Account> = { tenantId, deletedAt: null }; if (filters.status) query.accountStatus = filters.status; if (filters.type) query.accountType = filters.type; if (filters.stage) query.lifecycleStage = filters.stage; if (filters.ownerId) query.ownerId = new Types.ObjectId(filters.ownerId); if (filters.search) { query.$or = [ { accountName: { $regex: filters.search, $options: 'i' } }, { accountCode: { $regex: filters.search, $options: 'i' } }, ]; } const [data, total] = await Promise.all([ this.accountModel .find(query) .sort({ createdAt: -1 }) .skip((page - 1) * limit) .limit(limit) .exec(), this.accountModel.countDocuments(query).exec(), ]); return { data, total, page, pages: Math.ceil(total / limit) }; } async getAccountHierarchy( tenantId: Types.ObjectId, accountId: string, ): Promise<Account[]> { const hierarchy: Account[] = []; let currentId: string | undefined = accountId; const visited = new Set<string>(); while (currentId && !visited.has(currentId)) { visited.add(currentId); const account = await this.accountModel .findOne({ _id: currentId, tenantId }) .exec(); if (!account) break; hierarchy.push(account); currentId = account.parentAccountId?.toString(); } return hierarchy.reverse(); } async getChildAccounts( tenantId: Types.ObjectId, accountId: string, ): Promise<Account[]> { return this.accountModel .find({ tenantId, parentAccountId: new Types.ObjectId(accountId), deletedAt: null, }) .exec(); } private async validateNoCircularParent( tenantId: Types.ObjectId, currentId: string | null, parentId: string, ): Promise<void> { if (currentId === parentId) { throw new BadRequestException('An account cannot be its own parent'); } const visited = new Set<string>(); let checkId: string | undefined = parentId; while (checkId && !visited.has(checkId)) { visited.add(checkId); if (checkId === currentId) { throw new BadRequestException( 'Circular parent-child relationship detected', ); } const parent = await this.accountModel .findOne({ _id: checkId, tenantId }) .exec(); checkId = parent?.parentAccountId?.toString(); } } // ════════════════════════════════════════════════════════════ // CONTACTS // ════════════════════════════════════════════════════════════ async createContact( tenantId: Types.ObjectId, data: Partial<Contact>, ): Promise<Contact> { const contactCode = await this.crmConfigService.generateNextCode( tenantId, 'contact', ); const emailNormalized = data.email?.trim().toLowerCase() || undefined; const contact = await this.contactModel.create({ ...data, tenantId, contactCode, emailNormalized, }); await this.eventBusService.publish( 'crm.contact.created', { contactId: contact._id }, tenantId.toString(), ); return contact; } async getContactById( tenantId: Types.ObjectId, contactId: string, ): Promise<Contact> { const contact = await this.contactModel .findOne({ _id: contactId, tenantId, deletedAt: null }) .exec(); if (!contact) throw new NotFoundException('Contact not found'); return contact; } async updateContact( tenantId: Types.ObjectId, contactId: string, updates: Partial<Contact>, ): Promise<Contact> { if (updates.email) updates.emailNormalized = updates.email.trim().toLowerCase(); const contact = await this.contactModel .findOneAndUpdate( { _id: contactId, tenantId }, { $set: updates }, { new: true }, ) .exec(); if (!contact) throw new NotFoundException('Contact not found'); return contact; } async listContacts( tenantId: Types.ObjectId, filters: { accountId?: string; status?: string; search?: string }, page = 1, limit = 25, ): Promise<{ data: Contact[]; total: number; page: number; pages: number }> { const query: FilterQuery<Contact> = { tenantId, deletedAt: null }; if (filters.accountId) query.accountId = new Types.ObjectId(filters.accountId); if (filters.status) query.status = filters.status; if (filters.search) { query.$or = [ { firstName: { $regex: filters.search, $options: 'i' } }, { lastName: { $regex: filters.search, $options: 'i' } }, { email: { $regex: filters.search, $options: 'i' } }, { contactCode: { $regex: filters.search, $options: 'i' } }, ]; } const [data, total] = await Promise.all([ this.contactModel .find(query) .sort({ createdAt: -1 }) .skip((page - 1) * limit) .limit(limit) .exec(), this.contactModel.countDocuments(query).exec(), ]); return { data, total, page, pages: Math.ceil(total / limit) }; } // ════════════════════════════════════════════════════════════ // RELATIONSHIPS // ════════════════════════════════════════════════════════════ async addContactRelationship( tenantId: Types.ObjectId, data: Partial<ContactRelationship>, ): Promise<ContactRelationship> { return this.contactRelModel.create({ ...data, tenantId }); } async getContactRelationships( tenantId: Types.ObjectId, contactId: string, ): Promise<ContactRelationship[]> { return this.contactRelModel .find({ tenantId, $or: [ { sourceContactId: new Types.ObjectId(contactId) }, { targetContactId: new Types.ObjectId(contactId) }, ], }) .exec(); } async addAccountRelationship( tenantId: Types.ObjectId, data: Partial<AccountRelationship>, ): Promise<AccountRelationship> { return this.accountRelModel.create({ ...data, tenantId }); } async getAccountRelationships( tenantId: Types.ObjectId, accountId: string, ): Promise<AccountRelationship[]> { return this.accountRelModel .find({ tenantId, $or: [ { sourceAccountId: new Types.ObjectId(accountId) }, { targetAccountId: new Types.ObjectId(accountId) }, ], }) .exec(); } // ════════════════════════════════════════════════════════════ // TERRITORIES // ════════════════════════════════════════════════════════════ async createTerritory( tenantId: Types.ObjectId, data: Partial<SalesTerritory>, ): Promise<SalesTerritory> { return this.territoryModel.create({ ...data, tenantId }); } async listTerritories(tenantId: Types.ObjectId): Promise<SalesTerritory[]> { return this.territoryModel.find({ tenantId }).exec(); } async addTerritoryMember( tenantId: Types.ObjectId, data: Partial<TerritoryMember>, ): Promise<TerritoryMember> { return this.territoryMemberModel.create({ ...data, tenantId }); } async getTerritoryMembers( tenantId: Types.ObjectId, territoryId: string, ): Promise<TerritoryMember[]> { return this.territoryMemberModel .find({ tenantId, territoryId: new Types.ObjectId(territoryId) }) .exec(); } // ════════════════════════════════════════════════════════════ // SALES TEAMS // ════════════════════════════════════════════════════════════ async createTeam( tenantId: Types.ObjectId, data: Partial<SalesTeam>, ): Promise<SalesTeam> { return this.teamModel.create({ ...data, tenantId }); } async listTeams(tenantId: Types.ObjectId): Promise<SalesTeam[]> { return this.teamModel.find({ tenantId }).exec(); } async addTeamMember( tenantId: Types.ObjectId, data: Partial<SalesTeamMember>, ): Promise<SalesTeamMember> { return this.teamMemberModel.create({ ...data, tenantId }); } async getTeamMembers( tenantId: Types.ObjectId, teamId: string, ): Promise<SalesTeamMember[]> { return this.teamMemberModel .find({ tenantId, teamId: new Types.ObjectId(teamId) }) .exec(); } } |