fix: more refactoring #181

db/workout.go

@@ -5,13 +5,20 @@ import (
 	"me-fit/utils"
 
 	"database/sql"
+	"errors"
 	"time"
 
 	"github.com/google/uuid"
 )
 
+var (
+	ErrWorkoutNotExists = errors.New("Workout does not exist")
+)
+
 type DbWorkout interface {
 	InsertWorkout(userId uuid.UUID, workout *WorkoutInsert) (*Workout, error)
+	GetWorkouts(userId uuid.UUID) ([]Workout, error)
+	DeleteWorkout(userId uuid.UUID, rowId int) error
 }
 
 type DbWorkoutSqlite struct {
@@ -58,3 +65,46 @@ func (db DbWorkoutSqlite) InsertWorkout(userId uuid.UUID, workout *WorkoutInsert
 
 	return NewWorkoutFromInsert(rowId, workout), nil
 }
+
+func (db DbWorkoutSqlite) GetWorkouts(userId uuid.UUID) ([]Workout, error) {
+
+	rows, err := db.db.Query("SELECT rowid, date, type, sets, reps FROM workout WHERE user_id = ? ORDER BY date desc", userId)
+	if err != nil {
+		utils.LogError("Could not get workouts", err)
+		return nil, types.ErrInternal
+	}
+
+	var workouts = make([]Workout, 0)
+	for rows.Next() {
+		var workout Workout
+
+		err = rows.Scan(&workout.RowId, &workout.Date, &workout.Type, &workout.Sets, &workout.Reps)
+		if err != nil {
+			utils.LogError("Could not scan workout", err)
+			return nil, types.ErrInternal
+		}
+
+		workouts = append(workouts, workout)
+	}
+
+	return workouts, nil
+}
+
+func (db DbWorkoutSqlite) DeleteWorkout(userId uuid.UUID, rowId int) error {
+
+	res, err := db.db.Exec("DELETE FROM workout WHERE user_id = ? AND rowid = ?", userId, rowId)
+	if err != nil {
+		return types.ErrInternal
+	}
+
+	rows, err := res.RowsAffected()
+	if err != nil {
+		return types.ErrInternal
+	}
+
+	if rows == 0 {
+		return ErrWorkoutNotExists
+	}
+
+	return nil
+}