[PR #7887] [MERGED] Custom langchain rust #8184

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opened 2026-03-23 23:23:00 +00:00 by mirror · 0 comments

mirror commented

2026-03-23 23:23:00 +00:00

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📋 Pull Request Information

Original PR: https://github.com/AppFlowy-IO/AppFlowy/pull/7887
Author: @appflowy
Created: 5/7/2025
Status: ✅ Merged
Merged: 5/7/2025
Merged by: @appflowy

Base: main ← Head: custom_langchain_rust

📝 Commits (2)

ef9fe82 chore: implement custom memory store chain
28f2143 chore: do not allow edit embedding model

📊 Changes

21 files changed (+558 additions, -370 deletions)

View changed files

📝 frontend/appflowy_flutter/lib/workspace/application/settings/ai/ollama_setting_bloc.dart (+4 -1)
📝 frontend/appflowy_flutter/lib/workspace/presentation/settings/pages/setting_ai_view/ollama_setting.dart (+20 -9)
📝 frontend/resources/translations/en.json (+1 -0)
📝 frontend/rust-lib/Cargo.lock (+9 -10)
📝 frontend/rust-lib/Cargo.toml (+2 -2)
📝 frontend/rust-lib/flowy-ai-pub/src/persistence/chat_sql.rs (+64 -25)
📝 frontend/rust-lib/flowy-ai/Cargo.toml (+0 -1)
📝 frontend/rust-lib/flowy-ai/src/ai_manager.rs (+37 -32)
📝 frontend/rust-lib/flowy-ai/src/event_handler.rs (+3 -1)
📝 frontend/rust-lib/flowy-ai/src/local_ai/chat/conversation_chain.rs (+16 -10)
📝 frontend/rust-lib/flowy-ai/src/local_ai/chat/llm_chat.rs (+43 -59)
📝 frontend/rust-lib/flowy-ai/src/local_ai/chat/mod.rs (+15 -14)
➕ frontend/rust-lib/flowy-ai/src/local_ai/chat/summary_memory.rs (+124 -0)
📝 frontend/rust-lib/flowy-ai/src/local_ai/controller.rs (+10 -5)
📝 frontend/rust-lib/flowy-ai/tests/chat_test/mod.rs (+1 -190)
➕ frontend/rust-lib/flowy-ai/tests/chat_test/qa_test.rs (+133 -0)
📝 frontend/rust-lib/flowy-ai/tests/main.rs (+58 -1)
📝 frontend/rust-lib/flowy-server/src/local_server/impls/chat.rs (+9 -9)
➕ frontend/rust-lib/flowy-sqlite/migrations/2025-05-06-131915_chat_summary/down.sql (+3 -0)
➕ frontend/rust-lib/flowy-sqlite/migrations/2025-05-06-131915_chat_summary/up.sql (+5 -0)

...and 1 more files

📄 Description

Feature Preview

PR Checklist

My code adheres to AppFlowy's Conventions
I've listed at least one issue that this PR fixes in the description above.
I've added a test(s) to validate changes in this PR, or this PR only contains semantic changes.
All existing tests are passing.

Summary by Sourcery

Refactor the local AI chat functionality in AppFlowy, introducing a more flexible and extensible chat system with improved memory management and summary generation.

New Features:

Introduced a summary-based memory system for chat conversations
Added support for generating and storing chat summaries
Enhanced chat information structure with more flexible initialization

Enhancements:

Improved chat initialization and configuration
Refactored chat memory and message handling
Made chat information more modular and configurable

Tests:

Added comprehensive test cases for new chat functionality
Migrated existing chat tests to new implementation

Chores:

Updated database schema to support chat summaries
Removed deprecated chat name column
Simplified chat-related code structure

_{🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.}

## 📋 Pull Request Information **Original PR:** https://github.com/AppFlowy-IO/AppFlowy/pull/7887 **Author:** [@appflowy](https://github.com/appflowy) **Created:** 5/7/2025 **Status:** ✅ Merged **Merged:** 5/7/2025 **Merged by:** [@appflowy](https://github.com/appflowy) **Base:** `main` ← **Head:** `custom_langchain_rust` --- ### 📝 Commits (2) - [`ef9fe82`](https://github.com/AppFlowy-IO/AppFlowy/commit/ef9fe82a02e3045010f539bed72386ef62efa30a) chore: implement custom memory store chain - [`28f2143`](https://github.com/AppFlowy-IO/AppFlowy/commit/28f21431bef967feb09c77131055e7742f4250db) chore: do not allow edit embedding model ### 📊 Changes **21 files changed** (+558 additions, -370 deletions) <details> <summary>View changed files</summary> 📝 `frontend/appflowy_flutter/lib/workspace/application/settings/ai/ollama_setting_bloc.dart` (+4 -1) 📝 `frontend/appflowy_flutter/lib/workspace/presentation/settings/pages/setting_ai_view/ollama_setting.dart` (+20 -9) 📝 `frontend/resources/translations/en.json` (+1 -0) 📝 `frontend/rust-lib/Cargo.lock` (+9 -10) 📝 `frontend/rust-lib/Cargo.toml` (+2 -2) 📝 `frontend/rust-lib/flowy-ai-pub/src/persistence/chat_sql.rs` (+64 -25) 📝 `frontend/rust-lib/flowy-ai/Cargo.toml` (+0 -1) 📝 `frontend/rust-lib/flowy-ai/src/ai_manager.rs` (+37 -32) 📝 `frontend/rust-lib/flowy-ai/src/event_handler.rs` (+3 -1) 📝 `frontend/rust-lib/flowy-ai/src/local_ai/chat/conversation_chain.rs` (+16 -10) 📝 `frontend/rust-lib/flowy-ai/src/local_ai/chat/llm_chat.rs` (+43 -59) 📝 `frontend/rust-lib/flowy-ai/src/local_ai/chat/mod.rs` (+15 -14) ➕ `frontend/rust-lib/flowy-ai/src/local_ai/chat/summary_memory.rs` (+124 -0) 📝 `frontend/rust-lib/flowy-ai/src/local_ai/controller.rs` (+10 -5) 📝 `frontend/rust-lib/flowy-ai/tests/chat_test/mod.rs` (+1 -190) ➕ `frontend/rust-lib/flowy-ai/tests/chat_test/qa_test.rs` (+133 -0) 📝 `frontend/rust-lib/flowy-ai/tests/main.rs` (+58 -1) 📝 `frontend/rust-lib/flowy-server/src/local_server/impls/chat.rs` (+9 -9) ➕ `frontend/rust-lib/flowy-sqlite/migrations/2025-05-06-131915_chat_summary/down.sql` (+3 -0) ➕ `frontend/rust-lib/flowy-sqlite/migrations/2025-05-06-131915_chat_summary/up.sql` (+5 -0) _...and 1 more files_ </details> ### 📄 Description   ### Feature Preview  ---  #### PR Checklist - [ ] My code adheres to [AppFlowy's Conventions](https://docs.appflowy.io/docs/documentation/software-contributions/conventions) - [ ] I've listed at least one issue that this PR fixes in the description above. - [ ] I've added a test(s) to validate changes in this PR, or this PR only contains semantic changes. - [ ] All existing tests are passing. ## Summary by Sourcery Refactor the local AI chat functionality in AppFlowy, introducing a more flexible and extensible chat system with improved memory management and summary generation. New Features: - Introduced a summary-based memory system for chat conversations - Added support for generating and storing chat summaries - Enhanced chat information structure with more flexible initialization Enhancements: - Improved chat initialization and configuration - Refactored chat memory and message handling - Made chat information more modular and configurable Tests: - Added comprehensive test cases for new chat functionality - Migrated existing chat tests to new implementation Chores: - Updated database schema to support chat summaries - Removed deprecated chat name column - Simplified chat-related code structure --- <sub>🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.</sub>