101 lines
3.1 KiB
Go
101 lines
3.1 KiB
Go
package graph
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import (
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"context"
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"fmt"
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"git.dragse.it/anthrove/otter-space-sdk/pkg/models"
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"github.com/neo4j/neo4j-go-driver/v5/neo4j"
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log "github.com/sirupsen/logrus"
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)
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func EstablishAnthrovePostToSourceLink(ctx context.Context, driver neo4j.DriverWithContext, anthrovePostID models.AnthrovePostID, anthroveSourceDomain string, anthrovePostRelationship *models.AnthrovePostRelationship) error {
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query := `
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MATCH (sourceNode:Source {domain: $source_url})
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MATCH (postNode:AnthrovePost {post_id: $anthrove_post_id})
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MERGE (sourceNode)-[:REFERENCE {url: $source_post_url, source_post_id: $source_post_id}]->(postNode)
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`
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params := map[string]any{
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"source_url": anthroveSourceDomain,
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"anthrove_post_id": anthrovePostID,
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"source_post_url": anthrovePostRelationship.Url,
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"source_post_id": anthrovePostRelationship.PostID,
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}
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_, err := neo4j.ExecuteQuery(ctx, driver, query, params, neo4j.EagerResultTransformer)
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if err != nil {
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return err
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}
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log.WithFields(log.Fields{
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"source_url": anthroveSourceDomain,
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"anthrove_post_id": anthrovePostID,
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"source_post_url": anthrovePostRelationship.Url,
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"source_post_id": anthrovePostRelationship.PostID,
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}).Trace("database: creating anthrove post to source link")
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return nil
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}
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func EstablishUserToPostLink(ctx context.Context, driver neo4j.DriverWithContext, anthroveUser *models.AnthroveUser, anthrovePost *models.AnthrovePost) error {
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query := `
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MATCH (user:User {user_id: $anthrove_user_id})
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MATCH (anthrovePost:AnthrovePost {post_id: $anthrove_post_id})
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MERGE (user)-[:FAV]->(anthrovePost)
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`
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params := map[string]any{
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"anthrove_post_id": anthrovePost.PostID,
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"anthrove_user_id": anthroveUser.UserID,
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}
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_, err := neo4j.ExecuteQuery(ctx, driver, query, params, neo4j.EagerResultTransformer)
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if err != nil {
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return err
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}
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log.WithFields(log.Fields{
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"anthrove_post_id": anthrovePost.PostID,
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"anthrove_user_id": anthroveUser.UserID,
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}).Trace("database: created user to post link")
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return nil
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}
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func CheckUserToPostLink(ctx context.Context, driver neo4j.DriverWithContext, anthroveUserID models.AnthroveUserID, sourcePostID string, sourceUrl string) (bool, error) {
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query := `
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OPTIONAL MATCH (:User {user_id: $anthrove_user_id})-[f:FAV]->(:AnthrovePost)<-[:REFERENCE{source_post_id: $source_post_id}]-(:Source{domain: $source_domain})
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RETURN COUNT(f) > 0 AS hasRelationship
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`
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params := map[string]any{
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"anthrove_user_id": anthroveUserID,
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"source_post_id": sourcePostID,
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"source_domain": sourceUrl,
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}
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result, err := neo4j.ExecuteQuery(ctx, driver, query, params, neo4j.EagerResultTransformer)
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if err != nil {
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return false, err
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}
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if len(result.Records) == 0 {
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return false, fmt.Errorf("no records found")
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}
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exists, _, err := neo4j.GetRecordValue[bool](result.Records[0], "hasRelationship")
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if err != nil {
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return false, err
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}
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log.WithFields(log.Fields{
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"relationship_exists": exists,
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"relationship_anthrove_user_id": anthroveUserID,
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"relationship_e621_post_id": "",
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}).Trace("database: checked user post relationship")
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return exists, nil
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}
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