Files
amcs/internal/tools/search.go

66 lines
2.0 KiB
Go

package tools
import (
"context"
"strings"
"github.com/google/uuid"
"github.com/modelcontextprotocol/go-sdk/mcp"
"git.warky.dev/wdevs/amcs/internal/ai"
"git.warky.dev/wdevs/amcs/internal/config"
"git.warky.dev/wdevs/amcs/internal/session"
"git.warky.dev/wdevs/amcs/internal/store"
thoughttypes "git.warky.dev/wdevs/amcs/internal/types"
)
type SearchTool struct {
store *store.DB
provider ai.Provider
search config.SearchConfig
sessions *session.ActiveProjects
}
type SearchInput struct {
Query string `json:"query" jsonschema:"the semantic query to search for"`
Limit int `json:"limit,omitempty" jsonschema:"maximum number of results to return"`
Threshold float64 `json:"threshold,omitempty" jsonschema:"minimum similarity threshold between 0 and 1"`
Project string `json:"project,omitempty" jsonschema:"optional project name or id to scope the search"`
}
type SearchOutput struct {
Results []thoughttypes.SearchResult `json:"results"`
}
func NewSearchTool(db *store.DB, provider ai.Provider, search config.SearchConfig, sessions *session.ActiveProjects) *SearchTool {
return &SearchTool{store: db, provider: provider, search: search, sessions: sessions}
}
func (t *SearchTool) Handle(ctx context.Context, req *mcp.CallToolRequest, in SearchInput) (*mcp.CallToolResult, SearchOutput, error) {
query := strings.TrimSpace(in.Query)
if query == "" {
return nil, SearchOutput{}, errInvalidInput("query is required")
}
limit := normalizeLimit(in.Limit, t.search)
threshold := normalizeThreshold(in.Threshold, t.search.DefaultThreshold)
project, err := resolveProject(ctx, t.store, t.sessions, req, in.Project, false)
if err != nil {
return nil, SearchOutput{}, err
}
var projectID *uuid.UUID
if project != nil {
projectID = &project.ID
_ = t.store.TouchProject(ctx, project.ID)
}
results, err := semanticSearch(ctx, t.store, t.provider, t.search, query, limit, threshold, projectID, nil)
if err != nil {
return nil, SearchOutput{}, err
}
return nil, SearchOutput{Results: results}, nil
}