completed adding MediaLofi for kontor-gin

kontor-gin/internal/repository/media_lofi.go

@@ -2,9 +2,14 @@ package repository
 
 import (
 	"context"
+	"errors"
+	"fmt"
+	"kontor-api-gin/internal/helpers"
 	"kontor-api-gin/internal/models"
 	"log/slog"
+	"time"
 
+	"github.com/google/uuid"
 	"gorm.io/gorm"
 )
 
@@ -26,19 +31,51 @@ func (repository *MediaLoFiRepository) FindAll(context context.Context) ([]model
 	return lofis, nil
 }
 
-func (repository *MediaLoFiRepository) GetById(context context.Context, id string) (models.MediaLoFi, error) {
+func (repository *MediaLoFiRepository) GetById(context context.Context, id string) (*models.MediaLoFi, error) {
 	var lofi = models.MediaLoFi{ID: id}
 	slog.Info("MediaLoFiRepository#GetById", "id", id)
 	result := repository.db.First(&lofi)
 	if result.Error != nil {
 		slog.Info("MediaLoFiRepository#GetById", "error", result.Error.Error())
 	}
-	return lofi, result.Error
+	return &lofi, result.Error
 }
 
-func (repository *MediaLoFiRepository) Add(context context.Context, url string) (models.MediaLoFi, error) {
+func (repository *MediaLoFiRepository) Add(context context.Context, url string) (*models.MediaLoFi, error) {
 	slog.Info("MediaLoFiRepository#Add", "url", url)
-	panic("unimplemented")
+	webLink := helpers.StripUrl(url, "v")
+	var lofi models.MediaLoFi
+	search_result := repository.db.Where("url = ?", webLink).First(&lofi)
+	if search_result.RowsAffected > 0 {
+		slog.Info("search for existing url", "result", search_result, "lofi", lofi)
+		return &lofi, nil
+	}
+	if errors.Is(search_result.Error, gorm.ErrRecordNotFound) {
+		slog.Info("MediaLoFiRepository#Add URL not found", "url", webLink)
+		lofi = models.MediaLoFi{
+			ID:             uuid.NewString(),
+			CreatedAt:      time.Now(),
+			UpdatedAt:      time.Now(),
+			DeletedAt:      nil,
+			Version:        0,
+			WebLink:        webLink,
+			ShouldDownload: false,
+			Review:         true,
+			Title:          "",
+			FileName:       "",
+		}
+		add_result := repository.db.Create(&lofi)
+		if add_result.Error != nil {
+			slog.Info("add new MediaLofi", "error", add_result.Error)
+			return nil, add_result.Error
+		}
+		slog.Info("add new MediaLofi", "lofi", lofi)
+		return &lofi, nil
+	}
+	if search_result.Error != nil {
+		return nil, search_result.Error
+	}
+	return nil, fmt.Errorf("MediaLoFiRepository#Add unknown error")
 }
 
 func (repository *MediaLoFiRepository) Delete(context context.Context, id string) error {