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feat: implemented post exists check

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SoXX 2024-02-16 21:19:27 +01:00
parent c9f88ffb5d
commit 6930f05e0f
3 changed files with 93 additions and 12 deletions
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84
internal/post.go
View File

@ -30,3 +30,87 @@ func CreateAnthrovePostNode(ctx context.Context, driver neo4j.DriverWithContext,
return nil
}
func CheckIfAnthrovePostNodeExistsByAnthroveID(ctx context.Context, driver neo4j.DriverWithContext, anthrovePost *models.AnthrovePost) (*models.AnthrovePost, bool, error) {
query := `
OPTIONAL MATCH (postNode:AnthrovePost {post_id: $anthrove_post_id})
RETURN postNode.post_id AS AnthrovePostID
`
params := map[string]any{
"anthrove_post_id": anthrovePost.PostID,
}
anthrovePost, exists, err := executeCheckQuery(ctx, driver, query, params)
if err != nil {
return nil, false, err
}
return anthrovePost, exists, nil
}
func CheckIfAnthrovePostNodeExistsBySourceURl(ctx context.Context, driver neo4j.DriverWithContext, sourceUrl string) (*models.AnthrovePost, bool, error) {
query := `
OPTIONAL MATCH (postNode:AnthrovePost)<-[:REFERENCE {url: $source_url}]-()
RETURN postNode.post_id AS AnthrovePostID
`
params := map[string]any{
"source_url": sourceUrl,
}
anthrovePost, exists, err := executeCheckQuery(ctx, driver, query, params)
if err != nil {
return nil, false, err
}
return anthrovePost, exists, nil
}
func CheckIfAnthrovePostNodeExistsBySourceID(ctx context.Context, driver neo4j.DriverWithContext, sourcePostID string) (*models.AnthrovePost, bool, error) {
query := `
OPTIONAL MATCH (postNode:AnthrovePost)<-[:REFERENCE {source_post_id: $source_post_id}]-()
RETURN postNode.post_id AS AnthrovePostID
`
params := map[string]any{
"source_post_id": sourcePostID,
}
anthrovePost, exists, err := executeCheckQuery(ctx, driver, query, params)
if err != nil {
return nil, false, err
}
return anthrovePost, exists, nil
}
func executeCheckQuery(ctx context.Context, driver neo4j.DriverWithContext, query string, params map[string]any) (*models.AnthrovePost, bool, error) {
var anthrovePost models.AnthrovePost
result, err := neo4j.ExecuteQuery(ctx, driver, query, params, neo4j.EagerResultTransformer)
if err != nil {
return &anthrovePost, false, err
}
record := result.Records
anthrovePostID, isNil, err := neo4j.GetRecordValue[string](record[0], "AnthrovePostID")
exists := !isNil
if err != nil {
return &anthrovePost, exists, err
}
anthrovePost.PostID = models.AnthrovePostID(anthrovePostID)
log.WithFields(log.Fields{
"anthrove_post_id": anthrovePost.PostID,
"anthrove_post_exists": exists,
}).Trace("graph: checked if post exists")
if !exists {
return nil, exists, nil
}
return &anthrovePost, exists, nil
}

6
pkg/graph.go
View File

@ -32,13 +32,13 @@ type Graph interface {
CheckUserPostLink(ctx context.Context, anthroveUserID models.AnthroveUserID, sourcePostID string, sourcePostUrl string) (bool, error)
// CheckPostNodeExistsByAnthroveID checks if an Anthrove post node exists in the graph by its Anthrove ID
CheckPostNodeExistsByAnthroveID(ctx context.Context, anthrovePost *models.AnthrovePost) (bool, error)
CheckPostNodeExistsByAnthroveID(ctx context.Context, anthrovePost *models.AnthrovePost) (*models.AnthrovePost, bool, error)
// CheckPostNodeExistsBySourceURL checks if an Anthrove post node exists in the graph by its source URL
CheckPostNodeExistsBySourceURL(ctx context.Context, anthroveSource *models.AnthroveSource) (bool, error)
CheckPostNodeExistsBySourceURL(ctx context.Context, sourceUrl string) (*models.AnthrovePost, bool, error)
// CheckPostNodeExistsBySourceID checks if an Anthrove post node exists in the graph by its source ID
CheckPostNodeExistsBySourceID(ctx context.Context, anthroveSource *models.AnthroveSource) (bool, error)
CheckPostNodeExistsBySourceID(ctx context.Context, sourcePostID string) (*models.AnthrovePost, bool, error)
// GetUserFavoriteCount retrieves the count of user's favorite posts
GetUserFavoriteCount(ctx context.Context, anthroveUser *models.AnthroveUser) (int64, error)

15
pkg/impl.go
View File

@ -64,19 +64,16 @@ func (g *graphConnection) CheckUserPostLink(ctx context.Context, anthroveUserID
return internal.CheckUserToPostLink(ctx, g.driver, anthroveUserID, sourcePostID, sourcePostUrl)
}
func (g *graphConnection) CheckPostNodeExistsByAnthroveID(ctx context.Context, anthrovePost *models.AnthrovePost) (bool, error) {
//TODO implement me
panic("implement me")
func (g *graphConnection) CheckPostNodeExistsByAnthroveID(ctx context.Context, anthrovePost *models.AnthrovePost) (*models.AnthrovePost, bool, error) {
return internal.CheckIfAnthrovePostNodeExistsByAnthroveID(ctx, g.driver, anthrovePost)
}
func (g *graphConnection) CheckPostNodeExistsBySourceURL(ctx context.Context, anthroveSource *models.AnthroveSource) (bool, error) {
//TODO implement me
panic("implement me")
func (g *graphConnection) CheckPostNodeExistsBySourceURL(ctx context.Context, sourceUrl string) (*models.AnthrovePost, bool, error) {
return internal.CheckIfAnthrovePostNodeExistsBySourceURl(ctx, g.driver, sourceUrl)
}
func (g *graphConnection) CheckPostNodeExistsBySourceID(ctx context.Context, anthroveSource *models.AnthroveSource) (bool, error) {
//TODO implement me
panic("implement me")
func (g *graphConnection) CheckPostNodeExistsBySourceID(ctx context.Context, sourcePostID string) (*models.AnthrovePost, bool, error) {
return internal.CheckIfAnthrovePostNodeExistsBySourceID(ctx, g.driver, sourcePostID)
}
func (g *graphConnection) GetUserFavoriteCount(ctx context.Context, anthroveUser *models.AnthroveUser) (int64, error) {