UPDATE: Add super admin

pkg/database/db.go

@@ -3,12 +3,14 @@ package database
 import (
 	"context"
 	"history-api/pkg/config"
+	"time"
 
 	"github.com/jackc/pgx/v5/pgxpool"
 )
 
 func NewPostgresqlDB() (*pgxpool.Pool, error) {
 	ctx := context.Background()
+
 	connectionURI, err := config.GetConfig("PGX_CONNECTION_URI")
 	if err != nil {
 		return nil, err
@@ -19,14 +21,21 @@ func NewPostgresqlDB() (*pgxpool.Pool, error) {
 		return nil, err
 	}
 
-	pool, err := pgxpool.NewWithConfig(ctx, poolConfig)
-	if err != nil {
-		return nil, err
+	var pool *pgxpool.Pool
+
+	for i := 0; i < 5; i++ {
+		pool, err = pgxpool.NewWithConfig(ctx, poolConfig)
+		if err != nil {
+			time.Sleep(2 * time.Second)
+			continue
+		}
+
+		if err = pool.Ping(ctx); err == nil {
+			return pool, nil
+		}
+
+		time.Sleep(2 * time.Second)
 	}
 
-	if err := pool.Ping(ctx); err != nil {
-		return nil, err
-	}
-
-	return pool, nil
-}
+	return nil, err
+}

pkg/database/seed.go

@@ -0,0 +1,75 @@
+package database
+
+import (
+	"context"
+	"database/sql"
+	"errors"
+	"history-api/internal/gen/sqlc"
+	"history-api/pkg/config"
+	"history-api/pkg/constants"
+
+	"github.com/jackc/pgx/v5/pgtype"
+	"github.com/jackc/pgx/v5/pgxpool"
+	"golang.org/x/crypto/bcrypt"
+)
+
+func SeedSuperAdmin(pool *pgxpool.Pool) error {
+	ctx := context.Background()
+
+	displayName, err := config.GetConfig("ADMIN_DISPLAY_NAME")
+	if err != nil {
+		return err
+	}
+
+	email, err := config.GetConfig("ADMIN_EMAIL")
+	if err != nil {
+		return err
+	}
+
+	password, err := config.GetConfig("ADMIN_PASSWORD")
+	if err != nil {
+		return err
+	}
+
+	q := sqlc.New(pool)
+
+	_, err = q.GetUserByEmail(ctx, email)
+	if err == nil {
+		return nil
+	}
+
+	if !errors.Is(err, sql.ErrNoRows) {
+		return err
+	}
+
+	hashed, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
+	if err != nil {
+		return err
+	}
+
+	user, err := q.UpsertUser(ctx, sqlc.UpsertUserParams{
+		Email: email,
+		PasswordHash: pgtype.Text{
+			String: string(hashed),
+			Valid:  len(hashed) != 0,
+		},
+		AuthProvider: constants.LocalProvider.String(),
+	})
+	if err != nil {
+		return err
+	}
+
+	_, err = q.CreateUserProfile(ctx, sqlc.CreateUserProfileParams{
+		UserID: user.ID,
+		DisplayName: pgtype.Text{
+			String: displayName,
+			Valid:  displayName != "",
+		},
+	})
+	if err != nil {
+		return err
+	}
+
+	return nil
+
+}