michangarrito/apps/whatsapp-service/dist/common/credentials-provider.service.js

"use strict";
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
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};
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
var CredentialsProviderService_1;
Object.defineProperty(exports, "__esModule", { value: true });
exports.CredentialsProviderService = void 0;
const common_1 = require("@nestjs/common");
const config_1 = require("@nestjs/config");
const axios_1 = __importDefault(require("axios"));
let CredentialsProviderService = CredentialsProviderService_1 = class CredentialsProviderService {
    constructor(configService) {
        this.configService = configService;
        this.logger = new common_1.Logger(CredentialsProviderService_1.name);
        this.cache = new Map();
        this.CACHE_TTL = 5 * 60 * 1000;
        const backendUrl = this.configService.get('BACKEND_URL', 'http://localhost:3141/api/v1');
        this.backendClient = axios_1.default.create({
            baseURL: backendUrl,
            timeout: 5000,
        });
    }
    async getWhatsAppCredentials(tenantId) {
        if (!tenantId) {
            return this.getPlatformWhatsAppCredentials();
        }
        const cacheKey = `whatsapp:${tenantId}`;
        const cached = this.getFromCache(cacheKey);
        if (cached) {
            return cached;
        }
        try {
            const { data } = await this.backendClient.get(`/internal/integrations/${tenantId}/whatsapp`, {
                headers: {
                    'X-Internal-Key': this.configService.get('INTERNAL_API_KEY'),
                },
            });
            if (data.configured && data.credentials) {
                const credentials = {
                    accessToken: data.credentials.accessToken,
                    phoneNumberId: data.credentials.phoneNumberId,
                    businessAccountId: data.credentials.businessAccountId,
                    verifyToken: data.credentials.verifyToken,
                    isFromPlatform: false,
                    tenantId,
                };
                this.setCache(cacheKey, credentials);
                return credentials;
            }
        }
        catch (error) {
            this.logger.warn(`Failed to get WhatsApp credentials for tenant ${tenantId}, using platform: ${error.message}`);
        }
        return this.getPlatformWhatsAppCredentials();
    }
    getPlatformWhatsAppCredentials() {
        return {
            accessToken: this.configService.get('WHATSAPP_ACCESS_TOKEN'),
            phoneNumberId: this.configService.get('WHATSAPP_PHONE_NUMBER_ID'),
            businessAccountId: this.configService.get('WHATSAPP_BUSINESS_ACCOUNT_ID'),
            verifyToken: this.configService.get('WHATSAPP_VERIFY_TOKEN'),
            isFromPlatform: true,
        };
    }
    async getLLMConfig(tenantId) {
        if (!tenantId) {
            return this.getPlatformLLMConfig();
        }
        const cacheKey = `llm:${tenantId}`;
        const cached = this.getFromCache(cacheKey);
        if (cached) {
            return cached;
        }
        try {
            const { data } = await this.backendClient.get(`/internal/integrations/${tenantId}/llm`, {
                headers: {
                    'X-Internal-Key': this.configService.get('INTERNAL_API_KEY'),
                },
            });
            if (data.configured && data.credentials) {
                const config = {
                    apiKey: data.credentials.apiKey,
                    provider: data.provider,
                    model: data.config?.model || 'gpt-4o-mini',
                    maxTokens: data.config?.maxTokens || 1000,
                    temperature: data.config?.temperature || 0.7,
                    baseUrl: data.config?.baseUrl || this.getDefaultBaseUrl(data.provider),
                    systemPrompt: data.config?.systemPrompt,
                    isFromPlatform: false,
                    tenantId,
                };
                this.setCache(cacheKey, config);
                return config;
            }
        }
        catch (error) {
            this.logger.warn(`Failed to get LLM config for tenant ${tenantId}, using platform: ${error.message}`);
        }
        return this.getPlatformLLMConfig();
    }
    getPlatformLLMConfig() {
        const provider = this.configService.get('LLM_PROVIDER', 'openai');
        return {
            apiKey: this.configService.get('OPENAI_API_KEY') || this.configService.get('LLM_API_KEY'),
            provider,
            model: this.configService.get('LLM_MODEL', 'gpt-4o-mini'),
            maxTokens: parseInt(this.configService.get('LLM_MAX_TOKENS', '1000')),
            temperature: parseFloat(this.configService.get('LLM_TEMPERATURE', '0.7')),
            baseUrl: this.configService.get('LLM_BASE_URL', this.getDefaultBaseUrl(provider)),
            isFromPlatform: true,
        };
    }
    async resolveTenantFromPhoneNumberId(phoneNumberId) {
        const platformPhoneNumberId = this.configService.get('WHATSAPP_PHONE_NUMBER_ID');
        if (phoneNumberId === platformPhoneNumberId) {
            return null;
        }
        const cacheKey = `phoneid:${phoneNumberId}`;
        const cached = this.getFromCache(cacheKey);
        if (cached) {
            return cached;
        }
        try {
            const { data } = await this.backendClient.get(`/internal/integrations/resolve-tenant/${phoneNumberId}`, {
                headers: {
                    'X-Internal-Key': this.configService.get('INTERNAL_API_KEY'),
                },
            });
            if (data.tenantId) {
                this.setCache(cacheKey, data.tenantId);
                return data.tenantId;
            }
        }
        catch (error) {
            this.logger.warn(`Failed to resolve tenant for phoneNumberId ${phoneNumberId}`);
        }
        return null;
    }
    invalidateCache(tenantId) {
        this.cache.delete(`whatsapp:${tenantId}`);
        this.cache.delete(`llm:${tenantId}`);
    }
    getFromCache(key) {
        const entry = this.cache.get(key);
        if (entry && entry.expiresAt > Date.now()) {
            return entry.data;
        }
        this.cache.delete(key);
        return null;
    }
    setCache(key, data) {
        this.cache.set(key, {
            data,
            expiresAt: Date.now() + this.CACHE_TTL,
        });
    }
    getDefaultBaseUrl(provider) {
        const defaults = {
            openai: 'https://api.openai.com/v1',
            openrouter: 'https://openrouter.ai/api/v1',
            anthropic: 'https://api.anthropic.com/v1',
            ollama: 'http://localhost:11434/v1',
            azure_openai: '',
        };
        return defaults[provider] || 'https://api.openai.com/v1';
    }
};
exports.CredentialsProviderService = CredentialsProviderService;
exports.CredentialsProviderService = CredentialsProviderService = CredentialsProviderService_1 = __decorate([
    (0, common_1.Injectable)(),
    __metadata("design:paramtypes", [config_1.ConfigService])
], CredentialsProviderService);
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