cebef3a07c
* Introduced EmbeddingModel method in Client and Provider interfaces * Updated InsertThought and SearchThoughts methods to handle embedding models * Created embeddings table and updated match_thoughts function for model filtering * Removed embedding column from thoughts table * Adjusted permissions for new embeddings table
71 lines
2.2 KiB
Go
71 lines
2.2 KiB
Go
package tools
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import (
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"context"
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"strings"
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"github.com/modelcontextprotocol/go-sdk/mcp"
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"git.warky.dev/wdevs/amcs/internal/ai"
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"git.warky.dev/wdevs/amcs/internal/config"
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"git.warky.dev/wdevs/amcs/internal/session"
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"git.warky.dev/wdevs/amcs/internal/store"
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thoughttypes "git.warky.dev/wdevs/amcs/internal/types"
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)
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type SearchTool struct {
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store *store.DB
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provider ai.Provider
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search config.SearchConfig
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sessions *session.ActiveProjects
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}
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type SearchInput struct {
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Query string `json:"query" jsonschema:"the semantic query to search for"`
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Limit int `json:"limit,omitempty" jsonschema:"maximum number of results to return"`
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Threshold float64 `json:"threshold,omitempty" jsonschema:"minimum similarity threshold between 0 and 1"`
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Project string `json:"project,omitempty" jsonschema:"optional project name or id to scope the search"`
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}
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type SearchOutput struct {
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Results []thoughttypes.SearchResult `json:"results"`
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}
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func NewSearchTool(db *store.DB, provider ai.Provider, search config.SearchConfig, sessions *session.ActiveProjects) *SearchTool {
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return &SearchTool{store: db, provider: provider, search: search, sessions: sessions}
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}
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func (t *SearchTool) Handle(ctx context.Context, req *mcp.CallToolRequest, in SearchInput) (*mcp.CallToolResult, SearchOutput, error) {
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query := strings.TrimSpace(in.Query)
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if query == "" {
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return nil, SearchOutput{}, errInvalidInput("query is required")
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}
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limit := normalizeLimit(in.Limit, t.search)
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threshold := normalizeThreshold(in.Threshold, t.search.DefaultThreshold)
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embedding, err := t.provider.Embed(ctx, query)
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if err != nil {
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return nil, SearchOutput{}, err
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}
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project, err := resolveProject(ctx, t.store, t.sessions, req, in.Project, false)
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if err != nil {
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return nil, SearchOutput{}, err
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}
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model := t.provider.EmbeddingModel()
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var results []thoughttypes.SearchResult
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if project != nil {
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results, err = t.store.SearchSimilarThoughts(ctx, embedding, model, threshold, limit, &project.ID, nil)
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_ = t.store.TouchProject(ctx, project.ID)
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} else {
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results, err = t.store.SearchThoughts(ctx, embedding, model, threshold, limit, map[string]any{})
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}
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if err != nil {
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return nil, SearchOutput{}, err
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}
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return nil, SearchOutput{Results: results}, nil
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}
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