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Merge pull request 'more-querys' (#4) from more-querys into main

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Reviewed-on: #4
This commit is contained in:
SoXX 2024-05-15 13:47:08 +00:00
commit 4cb887701b
6 changed files with 166 additions and 1 deletions
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40
internal/source.go
View File

@ -33,3 +33,43 @@ func CreateSourceNode(ctx context.Context, driver neo4j.DriverWithContext, anthr
return nil
}
func GetAllSourceNodes(ctx context.Context, driver neo4j.DriverWithContext) ([]models.AnthroveSource, error) {
var sources []models.AnthroveSource
query := `
MATCH (s:Source)
RETURN s as source
`
params := map[string]any{}
result, err := neo4j.ExecuteQuery(ctx, driver, query, params, neo4j.EagerResultTransformer)
if err != nil {
return nil, err
}
if len(result.Records) == 0 {
return nil, nil
}
for i := range result.Records {
record := result.Records[i]
source, _, err := neo4j.GetRecordValue[neo4j.Node](record, "source")
if err != nil {
return nil, err
}
sources = append(sources, models.AnthroveSource{
DisplayName: source.Props["display_name"].(string),
Domain: source.Props["domain"].(string),
Icon: source.Props["icon"].(string),
})
}
log.WithFields(log.Fields{
"tag_amount": len(sources),
}).Trace("graph: created tag node")
return sources, nil
}

49
internal/tag.go
View File

@ -33,3 +33,52 @@ func CreateTagNodeWitRelation(ctx context.Context, driver neo4j.DriverWithContex
return nil
}
func GetTags(ctx context.Context, driver neo4j.DriverWithContext) ([]models.TagsWithFrequency, error) {
var userTags []models.TagsWithFrequency
query := `
MATCH (:AnthrovePost)-[:HAS]->(t:Tag)
RETURN t as tag, COUNT(t) AS frequency
ORDER BY frequency DESC
`
params := map[string]any{}
result, err := neo4j.ExecuteQuery(ctx, driver, query, params, neo4j.EagerResultTransformer)
if err != nil {
return nil, err
}
if len(result.Records) == 0 {
return nil, nil
}
for i := range result.Records {
record := result.Records[i]
tag, _, err := neo4j.GetRecordValue[neo4j.Node](record, "tag")
if err != nil {
return nil, err
}
frequency, _, err := neo4j.GetRecordValue[int64](record, "frequency")
if err != nil {
return nil, err
}
userTags = append(userTags, models.TagsWithFrequency{
Frequency: frequency,
Tags: models.AnthroveTag{
Name: tag.Props["name"].(string),
Type: tag.Props["type"].(string),
},
})
}
log.WithFields(log.Fields{
"tag_amount": len(userTags),
}).Trace("graph: created tag node")
return userTags, nil
}

52
internal/user.go
View File

@ -295,7 +295,6 @@ func GetAllAnthroveUserIDs(ctx context.Context, driver neo4j.DriverWithContext)
if len(result.Records) == 0 {
log.Warnf("No users found, this should not be happening!")
return []models.AnthroveUserID{}, nil
}
for i := range result.Records {
@ -402,3 +401,54 @@ func GetUserFavoriteNodeWithPagination(ctx context.Context, driver neo4j.DriverW
return &models.FavoriteList{Posts: favoritePosts}, nil
}
func GetUserTagNodeWitRelationToFavedPosts(ctx context.Context, driver neo4j.DriverWithContext, anthroveUserID models.AnthroveUserID) ([]models.TagsWithFrequency, error) {
var userTags []models.TagsWithFrequency
query := `
MATCH (u:User {user_id: $anthrove_user_id})-[:FAV]->(:AnthrovePost)-[:HAS]->(t:Tag)
RETURN t as tag, COUNT(t) AS frequency
ORDER BY frequency DESC
`
params := map[string]any{
"anthrove_user_id": anthroveUserID,
}
result, err := neo4j.ExecuteQuery(ctx, driver, query, params, neo4j.EagerResultTransformer)
if err != nil {
return nil, err
}
if len(result.Records) == 0 {
return nil, nil
}
for i := range result.Records {
record := result.Records[i]
tag, _, err := neo4j.GetRecordValue[neo4j.Node](record, "tag")
if err != nil {
return nil, err
}
frequency, _, err := neo4j.GetRecordValue[int64](record, "frequency")
if err != nil {
return nil, err
}
userTags = append(userTags, models.TagsWithFrequency{
Frequency: frequency,
Tags: models.AnthroveTag{
Name: tag.Props["name"].(string),
Type: tag.Props["type"].(string),
},
})
}
log.WithFields(log.Fields{
"tag_amount": len(userTags),
}).Trace("graph: created tag node")
return userTags, nil
}

9
pkg/graph/graph.go
View File

@ -101,4 +101,13 @@ type OtterSpace interface {
// GetUserFavoritePostsWithPagination gets all user favorites with relation and sources for the given user
GetUserFavoritePostsWithPagination(ctx context.Context, anthroveUserID models.AnthroveUserID, skip int, limit int) (*models.FavoriteList, error)
// GetUserTagsTroughFavedPosts returns a list of Tags that the user hs favorites through a post
GetUserTagsTroughFavedPosts(ctx context.Context, anthroveUserID models.AnthroveUserID) ([]models.TagsWithFrequency, error)
// GetAllTags returns a list of Tags that the user hs favorites through a post
GetAllTags(ctx context.Context) ([]models.TagsWithFrequency, error)
// GetAllSources returns a list of Sources in the database
GetAllSources(ctx context.Context) ([]models.AnthroveSource, error)
}

12
pkg/graph/impl.go
View File

@ -100,6 +100,18 @@ func (g *graphConnection) GetUserFavoritePostsWithPagination(ctx context.Context
return internal.GetUserFavoriteNodeWithPagination(ctx, g.driver, anthroveUserID, skip, limit)
}
func (g *graphConnection) GetUserTagsTroughFavedPosts(ctx context.Context, anthroveUserID models.AnthroveUserID) ([]models.TagsWithFrequency, error) {
return internal.GetUserTagNodeWitRelationToFavedPosts(ctx, g.driver, anthroveUserID)
}
func (g *graphConnection) GetAllTags(ctx context.Context) ([]models.TagsWithFrequency, error) {
return internal.GetTags(ctx, g.driver)
}
func (g *graphConnection) GetAllSources(ctx context.Context) ([]models.AnthroveSource, error) {
return internal.GetAllSourceNodes(ctx, g.driver)
}
func logger(graphDebug bool) func(config *config.Config) {
return func(config *config.Config) {
config.Log = internal.NewGraphLogger(graphDebug)

5
pkg/models/api.go
View File

@ -13,3 +13,8 @@ type FavoritePost struct {
type FavoriteList struct {
Posts []FavoritePost `json:"posts,omitempty"`
}
type TagsWithFrequency struct {
Frequency int64 `json:"frequency"`
Tags AnthroveTag `json:"tags"`
}