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chore(deps): upgrade langchain dependencies to v1.x (#18)
* chore(deps): upgraded to latest dependencies * chore(deps): upgraded to latest dependencies, comment fixes * chore(deps): upgraded to latest dependencies, comment fixes * chore(deps): upgraded to latest dependencies, ci test issue fixed * chore(deps): upgrade langchain dependencies to v1.x and fix compatibility Upgrade 13 langchain packages from 0.3.x/0.4.x to latest 1.x versions: - @langchain/core, @langchain/community, @langchain/langgraph, langchain - All provider packages (@langchain/openai, @Anthropic, @aws, etc) - @langfuse packages to v5.x Fix type compatibility in chat graph nodes: - Change MemoryVectorStore import path to @langchain/classic/vectorstores/memory - Update message type handling to use SavedMessage union instead of BaseMessage - Adjust trimMessages tokenCounter signature - Export LangGraphRunnableConfig from graphs/types.ts - Fix run-tool.node optional chaining for tool_calls check Co-authored-by: opencode <opencode-agent[bot]@users.noreply.github.com> * feat: add @langchain/openrouter provider support - Create OpenRouter provider with static createInstance() factory - Add env vars: OPENROUTER_MODEL, OPENROUTER_API_KEY, OPENROUTER_TEMPERATURE, OPENROUTER_BASE_URL - Update LLMProviderType union to include ChatOpenRouter - Add package.json exports and typesVersions entries Co-authored-by: opencode <opencode-agent[bot]@users.noreply.github.com> * chore(deps): upgraded to latest dependencies * chore(deps): upgraded to latest dependencies, comment fixes * chore(deps): resolving package release issues --------- Co-authored-by: Vinay Gupta <vinay.gupta@sourcefuse.com> Co-authored-by: opencode <opencode-agent[bot]@users.noreply.github.com>
1 parent c1d0e04 commit 452a0d5

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‎package-lock.json‎

Lines changed: 3073 additions & 4881 deletions
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‎package.json‎

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@@ -41,6 +41,10 @@
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"type": "./dist/sub-modules/providers/groq/index.d.ts",
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"default": "./dist/sub-modules/providers/groq/index.js"
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},
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"./openrouter": {
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"type": "./dist/sub-modules/providers/openrouter/index.d.ts",
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"default": "./dist/sub-modules/providers/openrouter/index.js"
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},
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"./pg": {
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"type": "./dist/sub-modules/providers/pg/index.d.ts",
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"default": "./dist/sub-modules/providers/pg/index.js"
@@ -77,6 +81,9 @@
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"groq": [
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"dist/sub-modules/providers/groq/index.d.ts"
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],
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"openrouter": [
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"dist/sub-modules/providers/openrouter/index.d.ts"
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],
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"pg": [
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"dist/sub-modules/providers/pg/index.d.ts"
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],
@@ -124,69 +131,73 @@
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"!*/__tests__"
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],
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"peerDependencies": {
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"@loopback/core": "^6.1.11"
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"@loopback/core": "^7.0.11"
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},
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"dependencies": {
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"@langchain/community": "^0.3.50",
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"@langchain/core": "^0.3.80",
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"@langchain/langgraph": "^0.4.4",
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"@loopback/repository": "^7.0.14",
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"@sourceloop/chat-service": "15.0.3",
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"@sourceloop/core": "17.0.3",
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"@sourceloop/file-utils": "0.3.7",
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"langchain": "^0.3.37",
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"loopback4-authentication": "^12.2.0",
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"loopback4-authorization": "^7.0.3",
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"tslib": "^2.8.0",
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"winston": "^3.15.0"
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"@langchain/community": "^1.1.27",
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"@langchain/core": "^1.1.40",
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"@langchain/langgraph": "^1.2.9",
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"@loopback/context": "^8.0.11",
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"@loopback/repository": "^8.0.11",
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"@loopback/sequelize": "^0.8.8",
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"@sourceloop/chat-service": "^17.0.6",
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"@sourceloop/core": "^20.0.6",
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"@sourceloop/file-utils": "^0.5.6",
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"langchain": "^1.3.3",
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"loopback4-authentication": "^13.0.4",
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"loopback4-authorization": "^8.1.5",
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"prom-client": "^15.1.3",
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"tslib": "^2.8.1",
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"winston": "^3.19.0"
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},
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"devDependencies": {
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"@commitlint/cli": "^19.8.1",
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"@commitlint/config-conventional": "^16.2.1",
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"@commitlint/cli": "^20.5.0",
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"@commitlint/config-conventional": "^20.5.0",
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"@google/generative-ai": "^0.24.1",
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"@istanbuljs/nyc-config-typescript": "^1.0.2",
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"@langchain/anthropic": "^0.3.26",
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"@langchain/aws": "^0.1.13",
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"@langchain/cerebras": "^0.0.2",
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"@langchain/google-genai": "^0.2.16",
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"@langchain/groq": "^0.2.3",
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"@langchain/ollama": "^0.2.3",
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"@langchain/openai": "^0.6.11",
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"@langfuse/core": "^4.4.2",
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"@langfuse/langchain": "^4.4.2",
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"@loopback/build": "^11.0.9",
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"@loopback/eslint-config": "^15.0.5",
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"@loopback/testlab": "^7.0.9",
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"@langchain/anthropic": "^1.3.26",
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"@langchain/aws": "^1.3.5",
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"@langchain/cerebras": "^1.0.4",
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"@langchain/google-genai": "^2.1.27",
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"@langchain/groq": "^1.2.0",
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"@langchain/ollama": "^1.2.6",
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"@langchain/openai": "^1.4.4",
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"@langchain/openrouter": "^0.2.2",
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"@langfuse/core": "^5.1.0",
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"@langfuse/langchain": "^5.1.0",
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"@loopback/build": "^12.0.11",
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"@loopback/eslint-config": "^16.0.1",
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"@loopback/testlab": "^8.0.11",
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"@semantic-release/changelog": "^6.0.3",
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"@semantic-release/commit-analyzer": "^13.0.1",
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"@semantic-release/git": "^10.0.1",
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"@semantic-release/github": "^12.0.1",
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"@semantic-release/npm": "^13.1.1",
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"@semantic-release/release-notes-generator": "^14.0.3",
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"@types/dotenv": "^8.2.0",
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"@semantic-release/github": "^12.0.6",
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"@semantic-release/npm": "^13.1.5",
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"@semantic-release/release-notes-generator": "^14.1.0",
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"@types/dotenv": "^8.2.3",
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"@types/jsonwebtoken": "^9.0.10",
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"@types/node": "^20.16.14",
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"commitizen": "^4.3.1",
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"cz-format-extension": "1.5.0",
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"db-migrate": "^1.0.0-beta.21",
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"cz-format-extension": "^1.6.0",
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"db-migrate": "^1.0.0-beta.35",
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"dotenv": "^16.6.1",
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"eslint": "^8.57.1",
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"husky": "^9.1.7",
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"jsonwebtoken": "^9.0.2",
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"husky": "^7.0.4",
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"jsonwebtoken": "^9.0.3",
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"loopback-connector-sqlite3": "^3.0.0",
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"mochawesome": "^7.1.3",
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"pg": "^8.16.3",
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"semantic-release": "^25.0.1",
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"mochawesome": "^7.1.4",
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"pg": "^8.20.0",
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"semantic-release": "^25.0.3",
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"source-map-support": "^0.5.21",
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"ts-node": "^10.9.2",
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"typescript": "^5.6.3"
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"typescript": "^5.5.4"
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},
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"overrides": {
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"glob": "11.1.0",
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"jws": "3.2.3",
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"node-forge": "1.4.0",
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"validator": "13.15.22",
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"axios": "1.13.6",
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"axios": "1.15.0",
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"fast-xml-parser": "5.5.8",
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"simple-git": "3.33.0",
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"flatted": "3.4.2",
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"tar": "7.5.12",
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"minimatch": "10.2.4",
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"undici": "6.24.1",
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"ignore": "7.0.5",
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"@sourceloop/file-utils": {
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"@loopback/context": "8.0.11"
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},
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"swagger-stats": {
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"send": "^1.1.0"
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},

‎src/components/db-query/providers/datasets.retriever.ts‎

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import {Document} from '@langchain/core/documents';
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import {BaseRetriever} from '@langchain/core/retrievers';
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import {VectorStore} from '@langchain/core/vectorstores';
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import {inject, Provider, ValueOrPromise} from '@loopback/core';
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import {AnyObject} from '@loopback/repository';
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import {MemoryVectorStore} from 'langchain/vectorstores/memory';
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import {MemoryVectorStore} from '@langchain/classic/vectorstores/memory';
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import {AiIntegrationBindings} from '../../../keys';
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import {DbQueryStoredTypes} from '../types';
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import {AuthenticationBindings} from 'loopback4-authentication';
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if (this.vectorStore instanceof MemoryVectorStore) {
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return this.vectorStore.asRetriever({
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k: 5,
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filter: doc =>
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filter: (doc: Document) =>
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doc.metadata.type === DbQueryStoredTypes.DataSet &&
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doc.metadata.tenantId === this.user.tenantId,
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searchType: 'similarity',

‎src/components/db-query/providers/templates.retriever.ts‎

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import {Document} from '@langchain/core/documents';
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import {BaseRetriever} from '@langchain/core/retrievers';
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import {VectorStore} from '@langchain/core/vectorstores';
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import {inject, Provider, ValueOrPromise} from '@loopback/core';
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import {AnyObject} from '@loopback/repository';
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import {MemoryVectorStore} from 'langchain/vectorstores/memory';
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import {MemoryVectorStore} from '@langchain/classic/vectorstores/memory';
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import {AiIntegrationBindings} from '../../../keys';
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import {DbQueryStoredTypes} from '../types';
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import {AuthenticationBindings} from 'loopback4-authentication';
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if (this.vectorStore instanceof MemoryVectorStore) {
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return this.vectorStore.asRetriever({
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filter: doc =>
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filter: (doc: Document) =>
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doc.metadata.type === DbQueryStoredTypes.Template &&
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doc.metadata.tenantId === this.user.tenantId,
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searchType: 'similarity',

‎src/graphs/chat/nodes/context-compression.node.ts‎

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import {trimMessages} from '@langchain/core/messages';
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import {BaseMessage, trimMessages} from '@langchain/core/messages';
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import {inject} from '@loopback/core';
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import {DEFAULT_MAX_TOKEN_COUNT} from '../../../constant';
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import {graphNode} from '../../../decorators';
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const trimmed = await trimMessages(state.messages, {
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maxTokens: maxTokenCount,
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strategy: 'last',
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tokenCounter: approxTokenCounter,
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tokenCounter: (messages: BaseMessage[]) =>
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messages.reduce(
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(count, message) => count + approxTokenCounter(message.content),
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0,
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),
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includeSystem: true,
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});
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return {

‎src/graphs/chat/nodes/init-session.node.ts‎

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import {
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BaseMessage,
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HumanMessage,
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SystemMessage,
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} from '@langchain/core/messages';
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import {HumanMessage, SystemMessage} from '@langchain/core/messages';
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import {LangGraphRunnableConfig} from '@langchain/langgraph';
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import {inject, service} from '@loopback/core';
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import {graphNode} from '../../../decorators';
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import {AiIntegrationBindings} from '../../../keys';
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import {Message} from '../../../models';
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import {LLMStreamEventType} from '../../event.types';
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import {ChatState} from '../../state';
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import {IGraphNode} from '../../types';
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import {IGraphNode, SavedMessage} from '../../types';
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import {ChatStore} from '../chat.store';
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import {ChatNodes} from '../nodes.enum';
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import {AiIntegrationBindings} from '../../../keys';
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const debug = require('debug')('ai-integration:chat:init-session.node');
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@graphNode(ChatNodes.InitSession)
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export class InitSessionNode implements IGraphNode<ChatState> {
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};
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}
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private async _formatMessage(messages: Message[]): Promise<BaseMessage[]> {
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private async _formatMessage(messages: Message[]): Promise<SavedMessage[]> {
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if (!messages) {
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return [];
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}
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const graphMessages = await Promise.all(
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messages.map(message => this.chatStore.toMessage(message)),
7672
);
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(message): message is BaseMessage => message !== undefined,
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(message): message is SavedMessage => message !== undefined,
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);
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‎src/graphs/chat/nodes/run-tool.node.ts‎

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const newMessages: ToolMessage[] = [];
3535
const tools = this.tools.map;
36-
const lastMessage = state.messages[state.messages.length - 1] as AIMessage &
37-
ToolMessage;
38-
if (
39-
!lastMessage ||
40-
lastMessage.tool_call_id ||
41-
!lastMessage.tool_calls?.length
42-
) {
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const lastMessage = state.messages[state.messages.length - 1] as AIMessage;
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if (!lastMessage?.tool_calls?.length) {
4338
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‎src/graphs/chat/nodes/summarise-file.node.ts‎

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import {HumanMessage} from '@langchain/core/messages';
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import {ContentBlock, HumanMessage} from '@langchain/core/messages';
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import {PromptTemplate} from '@langchain/core/prompts';
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import {RunnableSequence} from '@langchain/core/runnables';
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import {LangGraphRunnableConfig, Messages} from '@langchain/langgraph';
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79-
fileContent,
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fileContent as unknown as ContentBlock,
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],
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},
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];

‎src/graphs/types.ts‎

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@@ -5,6 +5,8 @@ import {LangGraphRunnableConfig} from '@langchain/langgraph';
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import {AnyObject, Command} from '@loopback/repository';
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import {LLMStreamEvent} from './event.types';
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8+
export type {LangGraphRunnableConfig} from '@langchain/langgraph';
9+
810
export type RunnableConfig = LangGraphRunnableConfig & {
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writer?: (event: LLMStreamEvent) => void;
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};

‎src/providers/vector-stores/inmemory.vector.ts‎

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import {inject, Provider, ValueOrPromise} from '@loopback/core';
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import {MemoryVectorStore} from 'langchain/vectorstores/memory';
2+
import {MemoryVectorStore} from '@langchain/classic/vectorstores/memory';
33
import {AiIntegrationBindings} from '../../keys';
44
import {EmbeddingProvider} from '../../types';
55
import {AnyObject} from '@loopback/repository';

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