package neo4j

import (
	"context"
	"git.dragse.it/anthrove/e621-to-graph/pkg/e621/model"
	"git.dragse.it/anthrove/e621-to-graph/pkg/logic"
	"github.com/neo4j/neo4j-go-driver/v5/neo4j"
	"github.com/neo4j/neo4j-go-driver/v5/neo4j/config"
)

type neo4jConnection struct {
	driver     neo4j.DriverWithContext
	neo4jDebug bool
}

func NewNeo4JConnection(neo4jDebug bool) logic.GraphConnection {
	return &neo4jConnection{
		driver:     nil,
		neo4jDebug: neo4jDebug,
	}
}

func (c *neo4jConnection) CheckUserToPostLink(ctx context.Context, e621PostID int64, e621UserID int64) (bool, error) {
	return RelationshipCheckUserToPost(ctx, c.driver, e621PostID, e621UserID)
}

func (c *neo4jConnection) EstablishPostToTagLink(ctx context.Context, e621PostID int64, e621Tag string) error {
	return EstablishPostTagLink(ctx, c.driver, e621PostID, e621Tag)
}

func (c *neo4jConnection) EstablishPostToSourceLink(ctx context.Context, e621PostID int64, sourceURL string) error {
	return EstablishPostToSourceLink(ctx, c.driver, e621PostID, sourceURL)
}

func (c *neo4jConnection) EstablishUserToPostLink(ctx context.Context, e621PostID int64, e621UserID int64) error {
	return EstablishUserToPostLink(ctx, c.driver, e621PostID, e621UserID)
}

func (c *neo4jConnection) UploadTag(ctx context.Context, name string, tagType string) error {
	return CreateTagNode(ctx, c.driver, name, tagType)
}

func (c *neo4jConnection) UploadPost(ctx context.Context, e621ID int64) error {
	return CreatePostNode(ctx, c.driver, e621ID)
}

func (c *neo4jConnection) UploadSource(ctx context.Context, SourceURL string) error {
	return CreateSourceNode(ctx, c.driver, SourceURL)
}

func (c *neo4jConnection) UploadUser(ctx context.Context, user model.E621User) error {
	return CreateUserNode(ctx, c.driver, user)
}
func (c *neo4jConnection) Connect(ctx context.Context, endpoint string, username string, password string) error {

	driver, err := neo4j.NewDriverWithContext(endpoint, neo4j.BasicAuth(username, password, ""),
		logger(c.neo4jDebug))

	if err != nil {
		return err
	}
	err = driver.VerifyAuthentication(ctx, nil)
	if err != nil {
		return err
	}
	c.driver = driver
	return nil
}

func logger(neo4jDebug bool) func(config *config.Config) {
	return func(config *config.Config) {
		config.Log = NewNeo4jLogger(neo4jDebug)
	}
}