feat: refactor User/Bot architecture and implement multi-channel gateway

Major changes:
1. Core Architecture: Decoupled Bots from Users. Bots now have independent lifecycles, member management (bot_members), and dedicated configurations.
2. Channel Gateway:
   - Implemented a unified Channel Manager supporting Feishu, Telegram, and Local (Web/CLI) adapters.
   - Added message processing pipeline to normalize interactions across different platforms.
   - Introduced a Contact system for identity binding and guest access policies.
3. Database & Tooling:
   - Consolidated all migrations into 0001_init with updated schema for bots, channels, and contacts.
   - Optimized sqlc.yaml to automatically track the migrations directory.
4. Agent Enhancements:
   - Introduced ToolContext to provide Agents with platform-aware execution capabilities (e.g., messaging, contact lookups).
   - Added tool logging and fallback mechanisms for toolChoice execution.
5. UI & Docs: Updated frontend stores, UI components, and Swagger documentation to align with the new Bot-centric model.
This commit is contained in:
BBQ
2026-02-04 23:49:50 +08:00
parent efd68d306d
commit 6aebbe9279
110 changed files with 18406 additions and 3709 deletions
+475
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package bots
import (
"context"
"encoding/json"
"errors"
"fmt"
"log/slog"
"strings"
"time"
"github.com/google/uuid"
"github.com/jackc/pgx/v5"
"github.com/jackc/pgx/v5/pgtype"
"github.com/memohai/memoh/internal/db/sqlc"
)
type Service struct {
queries *sqlc.Queries
logger *slog.Logger
}
var (
ErrBotNotFound = errors.New("bot not found")
ErrBotAccessDenied = errors.New("bot access denied")
)
type AccessPolicy struct {
AllowPublicMember bool
}
func NewService(log *slog.Logger, queries *sqlc.Queries) *Service {
if log == nil {
log = slog.Default()
}
return &Service{
queries: queries,
logger: log.With(slog.String("service", "bots")),
}
}
func (s *Service) AuthorizeAccess(ctx context.Context, actorID, botID string, isAdmin bool, policy AccessPolicy) (Bot, error) {
if s.queries == nil {
return Bot{}, fmt.Errorf("bot queries not configured")
}
bot, err := s.Get(ctx, botID)
if err != nil {
if errors.Is(err, pgx.ErrNoRows) {
return Bot{}, ErrBotNotFound
}
return Bot{}, err
}
if isAdmin || bot.OwnerUserID == actorID {
return bot, nil
}
if policy.AllowPublicMember && bot.Type == BotTypePublic {
if _, err := s.GetMember(ctx, botID, actorID); err == nil {
return bot, nil
}
}
return Bot{}, ErrBotAccessDenied
}
func (s *Service) Create(ctx context.Context, ownerUserID string, req CreateBotRequest) (Bot, error) {
if s.queries == nil {
return Bot{}, fmt.Errorf("bot queries not configured")
}
ownerID := strings.TrimSpace(ownerUserID)
if ownerID == "" {
return Bot{}, fmt.Errorf("owner user id is required")
}
ownerUUID, err := parseUUID(ownerID)
if err != nil {
return Bot{}, err
}
normalizedType, err := normalizeBotType(req.Type)
if err != nil {
return Bot{}, err
}
displayName := strings.TrimSpace(req.DisplayName)
if displayName == "" {
displayName = "bot-" + uuid.NewString()
}
avatarURL := strings.TrimSpace(req.AvatarURL)
isActive := true
if req.IsActive != nil {
isActive = *req.IsActive
}
metadata := req.Metadata
if metadata == nil {
metadata = map[string]interface{}{}
}
payload, err := json.Marshal(metadata)
if err != nil {
return Bot{}, err
}
row, err := s.queries.CreateBot(ctx, sqlc.CreateBotParams{
OwnerUserID: ownerUUID,
Type: normalizedType,
DisplayName: pgtype.Text{String: displayName, Valid: displayName != ""},
AvatarUrl: pgtype.Text{String: avatarURL, Valid: avatarURL != ""},
IsActive: isActive,
Metadata: payload,
})
if err != nil {
return Bot{}, err
}
return toBot(row)
}
func (s *Service) Get(ctx context.Context, botID string) (Bot, error) {
if s.queries == nil {
return Bot{}, fmt.Errorf("bot queries not configured")
}
botUUID, err := parseUUID(botID)
if err != nil {
return Bot{}, err
}
row, err := s.queries.GetBotByID(ctx, botUUID)
if err != nil {
return Bot{}, err
}
return toBot(row)
}
func (s *Service) ListByOwner(ctx context.Context, ownerUserID string) ([]Bot, error) {
if s.queries == nil {
return nil, fmt.Errorf("bot queries not configured")
}
ownerUUID, err := parseUUID(ownerUserID)
if err != nil {
return nil, err
}
rows, err := s.queries.ListBotsByOwner(ctx, ownerUUID)
if err != nil {
return nil, err
}
items := make([]Bot, 0, len(rows))
for _, row := range rows {
item, err := toBot(row)
if err != nil {
return nil, err
}
items = append(items, item)
}
return items, nil
}
func (s *Service) ListByMember(ctx context.Context, userID string) ([]Bot, error) {
if s.queries == nil {
return nil, fmt.Errorf("bot queries not configured")
}
userUUID, err := parseUUID(userID)
if err != nil {
return nil, err
}
rows, err := s.queries.ListBotsByMember(ctx, userUUID)
if err != nil {
return nil, err
}
items := make([]Bot, 0, len(rows))
for _, row := range rows {
item, err := toBot(row)
if err != nil {
return nil, err
}
items = append(items, item)
}
return items, nil
}
func (s *Service) ListAccessible(ctx context.Context, userID string) ([]Bot, error) {
owned, err := s.ListByOwner(ctx, userID)
if err != nil {
return nil, err
}
members, err := s.ListByMember(ctx, userID)
if err != nil {
return nil, err
}
seen := map[string]Bot{}
for _, item := range owned {
seen[item.ID] = item
}
for _, item := range members {
if _, ok := seen[item.ID]; !ok {
seen[item.ID] = item
}
}
items := make([]Bot, 0, len(seen))
for _, item := range seen {
items = append(items, item)
}
return items, nil
}
func (s *Service) Update(ctx context.Context, botID string, req UpdateBotRequest) (Bot, error) {
if s.queries == nil {
return Bot{}, fmt.Errorf("bot queries not configured")
}
botUUID, err := parseUUID(botID)
if err != nil {
return Bot{}, err
}
existing, err := s.queries.GetBotByID(ctx, botUUID)
if err != nil {
return Bot{}, err
}
displayName := strings.TrimSpace(existing.DisplayName.String)
avatarURL := strings.TrimSpace(existing.AvatarUrl.String)
isActive := existing.IsActive
metadata, err := decodeMetadata(existing.Metadata)
if err != nil {
return Bot{}, err
}
if req.DisplayName != nil {
displayName = strings.TrimSpace(*req.DisplayName)
}
if req.AvatarURL != nil {
avatarURL = strings.TrimSpace(*req.AvatarURL)
}
if req.IsActive != nil {
isActive = *req.IsActive
}
if req.Metadata != nil {
metadata = req.Metadata
}
if displayName == "" {
displayName = "bot-" + uuid.NewString()
}
payload, err := json.Marshal(metadata)
if err != nil {
return Bot{}, err
}
row, err := s.queries.UpdateBotProfile(ctx, sqlc.UpdateBotProfileParams{
ID: botUUID,
DisplayName: pgtype.Text{String: displayName, Valid: displayName != ""},
AvatarUrl: pgtype.Text{String: avatarURL, Valid: avatarURL != ""},
IsActive: isActive,
Metadata: payload,
})
if err != nil {
return Bot{}, err
}
return toBot(row)
}
func (s *Service) TransferOwner(ctx context.Context, botID string, ownerUserID string) (Bot, error) {
if s.queries == nil {
return Bot{}, fmt.Errorf("bot queries not configured")
}
botUUID, err := parseUUID(botID)
if err != nil {
return Bot{}, err
}
ownerUUID, err := parseUUID(ownerUserID)
if err != nil {
return Bot{}, err
}
row, err := s.queries.UpdateBotOwner(ctx, sqlc.UpdateBotOwnerParams{
ID: botUUID,
OwnerUserID: ownerUUID,
})
if err != nil {
return Bot{}, err
}
return toBot(row)
}
func (s *Service) Delete(ctx context.Context, botID string) error {
if s.queries == nil {
return fmt.Errorf("bot queries not configured")
}
botUUID, err := parseUUID(botID)
if err != nil {
return err
}
if _, err := s.queries.GetBotByID(ctx, botUUID); err != nil {
return err
}
return s.queries.DeleteBotByID(ctx, botUUID)
}
func (s *Service) UpsertMember(ctx context.Context, botID string, req UpsertMemberRequest) (BotMember, error) {
if s.queries == nil {
return BotMember{}, fmt.Errorf("bot queries not configured")
}
botUUID, err := parseUUID(botID)
if err != nil {
return BotMember{}, err
}
userUUID, err := parseUUID(req.UserID)
if err != nil {
return BotMember{}, err
}
role, err := normalizeMemberRole(req.Role)
if err != nil {
return BotMember{}, err
}
row, err := s.queries.UpsertBotMember(ctx, sqlc.UpsertBotMemberParams{
BotID: botUUID,
UserID: userUUID,
Role: role,
})
if err != nil {
return BotMember{}, err
}
return toBotMember(row), nil
}
func (s *Service) ListMembers(ctx context.Context, botID string) ([]BotMember, error) {
if s.queries == nil {
return nil, fmt.Errorf("bot queries not configured")
}
botUUID, err := parseUUID(botID)
if err != nil {
return nil, err
}
rows, err := s.queries.ListBotMembers(ctx, botUUID)
if err != nil {
return nil, err
}
items := make([]BotMember, 0, len(rows))
for _, row := range rows {
items = append(items, toBotMember(row))
}
return items, nil
}
func (s *Service) GetMember(ctx context.Context, botID, userID string) (BotMember, error) {
if s.queries == nil {
return BotMember{}, fmt.Errorf("bot queries not configured")
}
botUUID, err := parseUUID(botID)
if err != nil {
return BotMember{}, err
}
userUUID, err := parseUUID(userID)
if err != nil {
return BotMember{}, err
}
row, err := s.queries.GetBotMember(ctx, sqlc.GetBotMemberParams{
BotID: botUUID,
UserID: userUUID,
})
if err != nil {
return BotMember{}, err
}
return toBotMember(row), nil
}
func (s *Service) DeleteMember(ctx context.Context, botID, userID string) error {
if s.queries == nil {
return fmt.Errorf("bot queries not configured")
}
botUUID, err := parseUUID(botID)
if err != nil {
return err
}
userUUID, err := parseUUID(userID)
if err != nil {
return err
}
return s.queries.DeleteBotMember(ctx, sqlc.DeleteBotMemberParams{
BotID: botUUID,
UserID: userUUID,
})
}
func normalizeBotType(raw string) (string, error) {
normalized := strings.ToLower(strings.TrimSpace(raw))
switch normalized {
case BotTypePersonal, BotTypePublic:
return normalized, nil
default:
return "", fmt.Errorf("invalid bot type: %s", raw)
}
}
func normalizeMemberRole(raw string) (string, error) {
role := strings.ToLower(strings.TrimSpace(raw))
if role == "" {
return MemberRoleMember, nil
}
switch role {
case MemberRoleOwner, MemberRoleAdmin, MemberRoleMember:
return role, nil
default:
return "", fmt.Errorf("invalid member role: %s", raw)
}
}
func toBot(row sqlc.Bot) (Bot, error) {
displayName := ""
if row.DisplayName.Valid {
displayName = row.DisplayName.String
}
avatarURL := ""
if row.AvatarUrl.Valid {
avatarURL = row.AvatarUrl.String
}
metadata, err := decodeMetadata(row.Metadata)
if err != nil {
return Bot{}, err
}
createdAt := time.Time{}
if row.CreatedAt.Valid {
createdAt = row.CreatedAt.Time
}
updatedAt := time.Time{}
if row.UpdatedAt.Valid {
updatedAt = row.UpdatedAt.Time
}
return Bot{
ID: toUUIDString(row.ID),
OwnerUserID: toUUIDString(row.OwnerUserID),
Type: row.Type,
DisplayName: displayName,
AvatarURL: avatarURL,
IsActive: row.IsActive,
Metadata: metadata,
CreatedAt: createdAt,
UpdatedAt: updatedAt,
}, nil
}
func toBotMember(row sqlc.BotMember) BotMember {
createdAt := time.Time{}
if row.CreatedAt.Valid {
createdAt = row.CreatedAt.Time
}
return BotMember{
BotID: toUUIDString(row.BotID),
UserID: toUUIDString(row.UserID),
Role: row.Role,
CreatedAt: createdAt,
}
}
func decodeMetadata(payload []byte) (map[string]interface{}, error) {
if len(payload) == 0 {
return map[string]interface{}{}, nil
}
var data map[string]interface{}
if err := json.Unmarshal(payload, &data); err != nil {
return nil, err
}
if data == nil {
data = map[string]interface{}{}
}
return data, nil
}
func parseUUID(id string) (pgtype.UUID, error) {
parsed, err := uuid.Parse(strings.TrimSpace(id))
if err != nil {
return pgtype.UUID{}, fmt.Errorf("invalid UUID: %w", err)
}
var pgID pgtype.UUID
pgID.Valid = true
copy(pgID.Bytes[:], parsed[:])
return pgID, nil
}
func toUUIDString(value pgtype.UUID) string {
if !value.Valid {
return ""
}
parsed, err := uuid.FromBytes(value.Bytes[:])
if err != nil {
return ""
}
return parsed.String()
}
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package bots
import "time"
type Bot struct {
ID string `json:"id"`
OwnerUserID string `json:"owner_user_id"`
Type string `json:"type"`
DisplayName string `json:"display_name"`
AvatarURL string `json:"avatar_url,omitempty"`
IsActive bool `json:"is_active"`
Metadata map[string]interface{} `json:"metadata,omitempty"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
}
type BotMember struct {
BotID string `json:"bot_id"`
UserID string `json:"user_id"`
Role string `json:"role"`
CreatedAt time.Time `json:"created_at"`
}
type CreateBotRequest struct {
Type string `json:"type"`
DisplayName string `json:"display_name,omitempty"`
AvatarURL string `json:"avatar_url,omitempty"`
IsActive *bool `json:"is_active,omitempty"`
Metadata map[string]interface{} `json:"metadata,omitempty"`
}
type UpdateBotRequest struct {
DisplayName *string `json:"display_name,omitempty"`
AvatarURL *string `json:"avatar_url,omitempty"`
IsActive *bool `json:"is_active,omitempty"`
Metadata map[string]interface{} `json:"metadata,omitempty"`
}
type TransferBotRequest struct {
OwnerUserID string `json:"owner_user_id"`
}
type UpsertMemberRequest struct {
UserID string `json:"user_id"`
Role string `json:"role,omitempty"`
}
type ListBotsResponse struct {
Items []Bot `json:"items"`
}
type ListMembersResponse struct {
Items []BotMember `json:"items"`
}
const (
BotTypePersonal = "personal"
BotTypePublic = "public"
)
const (
MemberRoleOwner = "owner"
MemberRoleAdmin = "admin"
MemberRoleMember = "member"
)