package repository

import (
	"context"

	"github.com/user/obsidian-mcp-server/internal/domain"
)

type GraphNode struct {
	Path  string `json:"path"`
	Title string `json:"title"`
}

type GraphEdge struct {
	From string `json:"from"`
	To   string `json:"to"`
}

type GraphData struct {
	Nodes []*GraphNode `json:"nodes"`
	Edges []*GraphEdge `json:"edges"`
}

type BacklinkInfo struct {
	From    string `json:"from"`
	Context string `json:"context"`
	Line    int    `json:"line"`
}

type GraphIndex interface {
	AddNote(ctx context.Context, note *domain.Note) error
	RemoveNote(ctx context.Context, path string) error
	GetBacklinks(ctx context.Context, path string) ([]*BacklinkInfo, error)
	GetOutlinks(ctx context.Context, path string) ([]string, error)
	GetConnected(ctx context.Context, path string, depth int) (*GraphData, error)
	FindBrokenLinks(ctx context.Context, notePath string) ([]string, error)
	UpdateLinks(ctx context.Context, oldPath, newPath string) error
	Rebuild(ctx context.Context, notes []*domain.Note) error
	Clear() error
}