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otter-space-sdk/pkg/database/postgres.go

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package database
import (
"context"
"database/sql"
"embed"
"fmt"
"git.dragse.it/anthrove/otter-space-sdk/internal/postgres"
"git.dragse.it/anthrove/otter-space-sdk/pkg/models"
_ "github.com/lib/pq"
migrate "github.com/rubenv/sql-migrate"
log "github.com/sirupsen/logrus"
gormPostgres "gorm.io/driver/postgres"
"gorm.io/gorm"
logger2 "gorm.io/gorm/logger"
log2 "log"
"os"
"time"
)
//go:embed migrations/*.sql
var embedMigrations embed.FS
type postgresqlConnection struct {
db *gorm.DB
debug bool
}
func NewPostgresqlConnection(debugOutput bool) OtterSpace {
return &postgresqlConnection{
db: nil,
debug: debugOutput,
}
}
func (p *postgresqlConnection) Connect(_ context.Context, endpoint string, username string, password string, database string, port int, ssl string, timezone string) error {
dsn := fmt.Sprintf("host=%s user=%s password=%s dbname=%s port=%d sslmode=%s TimeZone=%s", endpoint, username, password, database, port, ssl, timezone)
var err error
err = p.migrateDatabase(dsn)
if err != nil {
return err
}
log.Infof("OtterSpace: migration compleate")
dbLogger := logger2.New(log2.New(os.Stdout, "\r\n", log2.LstdFlags), logger2.Config{
SlowThreshold: 200 * time.Millisecond,
LogLevel: logger2.Warn,
IgnoreRecordNotFoundError: true,
Colorful: true,
})
db, err := gorm.Open(gormPostgres.Open(dsn), &gorm.Config{
Logger: dbLogger,
})
p.db = db
if err != nil {
return err
}
log.Infof("OtterSpace: postgres connection established")
return nil
}
func (p *postgresqlConnection) AddUserWithRelationToSource(ctx context.Context, anthroveUserID models.AnthroveUserID, sourceDomain string, userID string, username string) error {
return postgres.CreateUserNodeWithSourceRelation(ctx, p.db, anthroveUserID, sourceDomain, userID, userID)
}
func (p *postgresqlConnection) AddSource(ctx context.Context, anthroveSource *models.Source) error {
return postgres.CreateSourceNode(ctx, p.db, anthroveSource)
}
func (p *postgresqlConnection) AddPost(ctx context.Context, anthrovePost *models.Post) error {
return postgres.CreateAnthrovePostNode(ctx, p.db, anthrovePost)
}
func (p *postgresqlConnection) AddTagWithRelationToPost(ctx context.Context, anthrovePostID models.AnthrovePostID, anthroveTag *models.Tag) error {
return postgres.CreateTagNodeWitRelation(ctx, p.db, anthrovePostID, anthroveTag)
}
func (p *postgresqlConnection) LinkPostWithSource(ctx context.Context, anthrovePostID models.AnthrovePostID, sourceDomain string, anthrovePostRelationship *models.PostReference) error {
return postgres.EstablishAnthrovePostToSourceLink(ctx, p.db, anthrovePostID, sourceDomain, anthrovePostRelationship)
}
func (p *postgresqlConnection) LinkUserWithPost(ctx context.Context, anthroveUser *models.User, anthrovePost *models.Post) error {
return postgres.EstablishUserToPostLink(ctx, p.db, anthroveUser.ID, anthrovePost.ID)
}
func (p *postgresqlConnection) CheckUserPostLink(ctx context.Context, anthroveUserID models.AnthroveUserID, sourcePostID string, sourceUrl string) (bool, error) {
return postgres.CheckUserToPostLink(ctx, p.db, anthroveUserID, models.AnthrovePostID(sourcePostID))
}
func (p *postgresqlConnection) GetPostByAnthroveID(ctx context.Context, anthrovePost *models.Post) (*models.Post, error) {
return postgres.GetPostByAnthroveID(ctx, p.db, anthrovePost.ID)
}
func (p *postgresqlConnection) GetPostBySourceURL(ctx context.Context, sourceUrl string) (*models.Post, error) {
return postgres.GetPostBySourceURL(ctx, p.db, sourceUrl)
}
func (p *postgresqlConnection) GetPostBySourceID(ctx context.Context, sourcePostID string) (*models.Post, error) {
return postgres.GetPostBySourceID(ctx, p.db, sourcePostID)
}
func (p *postgresqlConnection) GetUserFavoriteCount(ctx context.Context, anthroveUserID models.AnthroveUserID) (int64, error) {
return postgres.GetUserFavoritesCount(ctx, p.db, anthroveUserID)
}
func (p *postgresqlConnection) GetUserSourceLinks(ctx context.Context, anthroveUserID models.AnthroveUserID) (map[string]models.UserSource, error) {
return postgres.GetUserSourceLinks(ctx, p.db, anthroveUserID)
}
func (p *postgresqlConnection) GetSpecifiedUserSourceLink(ctx context.Context, anthroveUserID models.AnthroveUserID, sourceDisplayName string) (map[string]models.UserSource, error) {
return postgres.GetSpecifiedUserSourceLink(ctx, p.db, anthroveUserID, sourceDisplayName)
}
func (p *postgresqlConnection) GetAllAnthroveUserIDs(ctx context.Context) ([]models.AnthroveUserID, error) {
return postgres.GetAllAnthroveUserIDs(ctx, p.db)
}
func (p *postgresqlConnection) GetUserFavoritePostsWithPagination(ctx context.Context, anthroveUserID models.AnthroveUserID, skip int, limit int) (*models.FavoriteList, error) {
return postgres.GetUserFavoriteNodeWithPagination(ctx, p.db, anthroveUserID, skip, limit)
}
func (p *postgresqlConnection) GetUserTagsTroughFavedPosts(ctx context.Context, anthroveUserID models.AnthroveUserID) ([]models.TagsWithFrequency, error) {
return postgres.GetUserTagNodeWitRelationToFavedPosts(ctx, p.db, anthroveUserID)
}
func (p *postgresqlConnection) GetAllTags(ctx context.Context) ([]models.TagsWithFrequency, error) {
return postgres.GetTags(ctx, p.db)
}
func (p *postgresqlConnection) GetAllSources(ctx context.Context) ([]models.Source, error) {
return postgres.GetAllSourceNodes(ctx, p.db)
}
func (p *postgresqlConnection) GetSourceByURL(ctx context.Context, sourceUrl string) (*models.Source, error) {
return postgres.GetSourceNodesByURL(ctx, p.db, sourceUrl)
}
func (p *postgresqlConnection) migrateDatabase(connectionString string) error {
dialect := "postgres"
migrations := &migrate.EmbedFileSystemMigrationSource{FileSystem: embedMigrations, Root: "migrations"}
db, err := sql.Open(dialect, connectionString)
if err != nil {
return fmt.Errorf("postgres migration: %v", err)
}
n, err := migrate.Exec(db, dialect, migrations, migrate.Up)
if err != nil {
return fmt.Errorf("postgres migration: %v", err)
}
if p.debug {
if n != 0 {
log.Infof("postgres migration: applied %d migrations!", n)
} else {
log.Info("postgres migration: nothing to migrate")
}
}
return nil
}