refactor: added getting of tag by specific type

Signed-off-by: SoXX <soxx@fenpa.ws>

internal/postgres/tag.go

@@ -10,13 +10,17 @@ import (
 	"gorm.io/gorm"
 )
 
-func CreateTag(ctx context.Context, db *gorm.DB, tag *models.Tag) error {
+func CreateTag(ctx context.Context, db *gorm.DB, tagName models.AnthroveTagName, tagType models.TagType) error {
 
-	if tag == nil {
+	if tagName == "" {
-		return &otterError.EntityValidationFailed{Reason: "Tag is nil"}
+		return &otterError.EntityValidationFailed{Reason: "tagName cannot be empty"}
 	}
 
-	result := db.WithContext(ctx).Create(tag)
+	if tagType == "" {
+		return &otterError.EntityValidationFailed{Reason: "tagType cannot be empty"}
+	}
+
+	result := db.WithContext(ctx).Create(&models.Tag{Name: string(tagName), Type: tagType})
 	if result.Error != nil {
 		if errors.Is(result.Error, gorm.ErrDuplicatedKey) {
 			return &otterError.EntityAlreadyExists{}
@@ -29,13 +33,58 @@ func CreateTag(ctx context.Context, db *gorm.DB, tag *models.Tag) error {
 	}
 
 	log.WithFields(log.Fields{
-		"tag_name": tag.Name,
+		"tag_name": tagName,
-		"tag_type": tag.Type,
+		"tag_type": tagType,
 	}).Trace("database: created tag node")
 
 	return nil
 }
 
+func DeleteTag(ctx context.Context, db *gorm.DB, tagName models.AnthroveTagName) error {
+
+	if tagName == "" {
+		return &otterError.EntityValidationFailed{Reason: "tagName cannot be empty"}
+	}
+
+	result := db.WithContext(ctx).Delete(&models.Tag{Name: string(tagName)})
+
+	if result.Error != nil {
+		if errors.Is(result.Error, gorm.ErrRecordNotFound) {
+			return &otterError.NoDataFound{}
+		}
+		return result.Error
+	}
+
+	log.WithFields(log.Fields{
+		"tag_name": tagName,
+	}).Trace("database: deleted tag")
+
+	return nil
+}
+
+func GetAllTagByTagsType(ctx context.Context, db *gorm.DB, tagType models.TagType) ([]models.Tag, error) {
+	var tags []models.Tag
+
+	if tagType == "" {
+		return nil, &otterError.EntityValidationFailed{Reason: "tagType cannot be empty"}
+	}
+
+	result := db.WithContext(ctx).Find(&tags).Where("tag_type = ?", tagType)
+
+	if result.Error != nil {
+		if errors.Is(result.Error, gorm.ErrRecordNotFound) {
+			return nil, &otterError.NoDataFound{}
+		}
+		return nil, result.Error
+	}
+
+	log.WithFields(log.Fields{
+		"tags_length": len(tags),
+	}).Trace("database: got tag")
+
+	return tags, nil
+}
+
 func CreateTagAndReferenceToPost(ctx context.Context, db *gorm.DB, anthrovePostID models.AnthrovePostID, tag *models.Tag) error {
 
 	if anthrovePostID == "" {

internal/postgres/tag_test.go

@@ -128,7 +128,7 @@ func TestGetTags(t *testing.T) {
 	}
 
 	for _, tag := range tags {
-		err = CreateTag(ctx, gormDB, &tag)
+		err = CreateTag(ctx, gormDB, models.AnthroveTagName(tag.Name), tag.Type)
 		if err != nil {
 			t.Fatal(err)
 		}
@@ -204,7 +204,8 @@ func TestCreateTag(t *testing.T) {
 	type args struct {
 		ctx     context.Context
 		db      *gorm.DB
-		tag *models.Tag
+		tagName models.AnthroveTagName
+		tagType models.TagType
 	}
 	tests := []struct {
 		name    string
@@ -216,7 +217,8 @@ func TestCreateTag(t *testing.T) {
 			args: args{
 				ctx:     ctx,
 				db:      gormDB,
-				tag: &validTag,
+				tagName: models.AnthroveTagName(validTag.Name),
+				tagType: validTag.Type,
 			},
 			wantErr: false,
 		},
@@ -225,7 +227,8 @@ func TestCreateTag(t *testing.T) {
 			args: args{
 				ctx:     ctx,
 				db:      gormDB,
-				tag: &validTag,
+				tagName: models.AnthroveTagName(validTag.Name),
+				tagType: validTag.Type,
 			},
 			wantErr: true,
 		},
@@ -234,14 +237,15 @@ func TestCreateTag(t *testing.T) {
 			args: args{
 				ctx:     ctx,
 				db:      gormDB,
-				tag: &invalidTag,
+				tagName: models.AnthroveTagName(invalidTag.Name),
+				tagType: invalidTag.Type,
 			},
 			wantErr: true,
 		},
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			if err := CreateTag(tt.args.ctx, tt.args.db, tt.args.tag); (err != nil) != tt.wantErr {
+			if err := CreateTag(tt.args.ctx, tt.args.db, tt.args.tagName, tt.args.tagType); (err != nil) != tt.wantErr {
 				t.Errorf("CreateTag() error = %v, wantErr %v", err, tt.wantErr)
 			}
 		})
@@ -269,7 +273,7 @@ func TestCreateTagAlias(t *testing.T) {
 		Type: models.Character,
 	}
 
-	err = CreateTag(ctx, gormDB, validTag)
+	err = CreateTag(ctx, gormDB, models.AnthroveTagName(validTag.Name), validTag.Type)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -379,7 +383,7 @@ func TestGetAllTagAlias(t *testing.T) {
 		},
 	}
 
-	err = CreateTag(ctx, gormDB, validTag)
+	err = CreateTag(ctx, gormDB, models.AnthroveTagName(validTag.Name), validTag.Type)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -456,7 +460,7 @@ func TestGetAllTagAliasByTag(t *testing.T) {
 		},
 	}
 
-	err = CreateTag(ctx, gormDB, validTag)
+	err = CreateTag(ctx, gormDB, models.AnthroveTagName(validTag.Name), validTag.Type)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -540,7 +544,7 @@ func TestDeleteTagAlias(t *testing.T) {
 		Type: models.Character,
 	}
 
-	err = CreateTag(ctx, gormDB, validTag)
+	err = CreateTag(ctx, gormDB, models.AnthroveTagName(validTag.Name), validTag.Type)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -618,7 +622,7 @@ func TestCreateTagGroup(t *testing.T) {
 		Type: models.Character,
 	}
 
-	err = CreateTag(ctx, gormDB, validTag)
+	err = CreateTag(ctx, gormDB, models.AnthroveTagName(validTag.Name), validTag.Type)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -728,7 +732,7 @@ func TestGetAllTagGroup(t *testing.T) {
 		},
 	}
 
-	err = CreateTag(ctx, gormDB, validTag)
+	err = CreateTag(ctx, gormDB, models.AnthroveTagName(validTag.Name), validTag.Type)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -805,7 +809,7 @@ func TestGetAllTagGroupByTag(t *testing.T) {
 		},
 	}
 
-	err = CreateTag(ctx, gormDB, validTag)
+	err = CreateTag(ctx, gormDB, models.AnthroveTagName(validTag.Name), validTag.Type)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -889,7 +893,7 @@ func TestDeleteTagGroup(t *testing.T) {
 		Type: models.Character,
 	}
 
-	err = CreateTag(ctx, gormDB, validTag)
+	err = CreateTag(ctx, gormDB, models.AnthroveTagName(validTag.Name), validTag.Type)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -945,3 +949,167 @@ func TestDeleteTagGroup(t *testing.T) {
 		})
 	}
 }
+
+func TestDeleteTag(t *testing.T) {
+	// Setup trow away container
+	ctx := context.Background()
+	container, gormDB, err := test.StartPostgresContainer(ctx)
+	if err != nil {
+		t.Fatalf("Could not start PostgreSQL container: %v", err)
+	}
+	defer container.Terminate(ctx)
+
+	// Setup Test
+	validTagID := models.AnthroveTagID("toothless")
+
+	validTag := &models.Tag{
+		Name: string(validTagID),
+		Type: models.Character,
+	}
+
+	err = CreateTag(ctx, gormDB, models.AnthroveTagName(validTag.Name), validTag.Type)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	// Test
+	type args struct {
+		ctx     context.Context
+		db      *gorm.DB
+		tagName models.AnthroveTagName
+	}
+	tests := []struct {
+		name    string
+		args    args
+		wantErr bool
+	}{
+		{
+			name: "Test 1: Valid TagName",
+			args: args{
+				ctx:     ctx,
+				db:      gormDB,
+				tagName: models.AnthroveTagName(validTagID),
+			},
+			wantErr: false,
+		},
+		{
+			name: "Test 2: Invalid TagName",
+			args: args{
+				ctx:     ctx,
+				db:      gormDB,
+				tagName: models.AnthroveTagName("aaa"),
+			},
+			wantErr: false,
+		},
+		{
+			name: "Test 3: No TagName",
+			args: args{
+				ctx:     ctx,
+				db:      gormDB,
+				tagName: "",
+			},
+			wantErr: true,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if err := DeleteTag(tt.args.ctx, tt.args.db, tt.args.tagName); (err != nil) != tt.wantErr {
+				t.Errorf("DeleteTag() error = %v, wantErr %v", err, tt.wantErr)
+			}
+		})
+	}
+}
+
+func TestGetAllTagByTagType(t *testing.T) {
+	// Setup trow away container
+	ctx := context.Background()
+	container, gormDB, err := test.StartPostgresContainer(ctx)
+	if err != nil {
+		t.Fatalf("Could not start PostgreSQL container: %v", err)
+	}
+	defer container.Terminate(ctx)
+
+	// Setup Test
+
+	validTags := []models.Tag{
+		{
+			Name: "JayTheFerret",
+			Type: models.Character,
+		},
+		{
+			Name: "SoXX",
+			Type: models.Character,
+		},
+		{
+			Name: "Alphyron",
+			Type: models.Character,
+		},
+		{
+			Name: "Dragon",
+			Type: models.Species,
+		},
+	}
+
+	for _, tag := range validTags {
+		err = CreateTag(ctx, gormDB, models.AnthroveTagName(tag.Name), tag.Type)
+		if err != nil {
+			t.Fatal(err)
+		}
+	}
+
+	// Test
+	type args struct {
+		ctx     context.Context
+		db      *gorm.DB
+		tagType models.TagType
+	}
+	tests := []struct {
+		name    string
+		args    args
+		want    []models.Tag
+		wantErr bool
+	}{
+		{
+			name: "Test 1: Get Data",
+			args: args{
+				ctx:     ctx,
+				db:      gormDB,
+				tagType: models.Character,
+			},
+			want:    validTags,
+			wantErr: false,
+		},
+		{
+			name: "Test 2: invalid Tag Type",
+			args: args{
+				ctx:     ctx,
+				db:      gormDB,
+				tagType: "aa",
+			},
+			want:    validTags,
+			wantErr: false,
+		},
+		{
+			name: "Test 3: No Tag Type",
+			args: args{
+				ctx:     ctx,
+				db:      gormDB,
+				tagType: "",
+			},
+			want:    nil,
+			wantErr: true,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got, err := GetAllTagByTagsType(tt.args.ctx, tt.args.db, tt.args.tagType)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("GetAllTagByTagsType() error = %v, wantErr %v", err, tt.wantErr)
+				return
+			}
+			if !checkTag(got, tt.want) {
+				t.Errorf("GetAllTagByTagsType() got = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}

pkg/database/database.go

@@ -19,6 +19,9 @@ type OtterSpace interface {
 	// Source contains all function that are needed to manage the Source
 	Source
 
+	// Tag contains all functions that are used to manage Tag
+	Tag
+
 	// TagAlias contains all function that are needed to manage the TagAlias
 	TagAlias
 

pkg/database/postgres.go

@@ -202,6 +202,18 @@ func (p *postgresqlConnection) DeleteTagGroup(ctx context.Context, tagGroupName
 	return postgres.DeleteTagGroup(ctx, p.db, tagGroupName)
 }
 
+func (p *postgresqlConnection) CreateTag(ctx context.Context, tagName models.AnthroveTagName, tagType models.TagType) error {
+	return postgres.CreateTag(ctx, p.db, tagName, tagType)
+}
+
+func (p *postgresqlConnection) GetAllTagsByTagType(ctx context.Context, tagType models.TagType) ([]models.Tag, error) {
+	return postgres.GetAllTagByTagsType(ctx, p.db, tagType)
+}
+
+func (p *postgresqlConnection) DeleteTag(ctx context.Context, tagName models.AnthroveTagName) error {
+	return postgres.DeleteTag(ctx, p.db, tagName)
+}
+
 // HELPER
 
 func (p *postgresqlConnection) migrateDatabase(dbPool *gorm.DB) error {

pkg/database/postgres_test.go

@@ -1704,7 +1704,7 @@ func Test_postgresqlConnection_GetAllTags(t *testing.T) {
 	}
 
 	for _, tag := range tags {
-		err = postgres.CreateTag(ctx, gormDB, &tag)
+		err = postgres.CreateTag(ctx, gormDB, models.AnthroveTagName(tag.Name), tag.Type)
 		if err != nil {
 			t.Fatal(err)
 		}
@@ -2043,7 +2043,7 @@ func Test_postgresqlConnection_CreateTagAlias(t *testing.T) {
 		Type: models.Character,
 	}
 
-	err = postgres.CreateTag(ctx, gormDB, validTag)
+	err = postgres.CreateTag(ctx, gormDB, models.AnthroveTagName(validTag.Name), validTag.Type)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -2151,7 +2151,7 @@ func Test_postgresqlConnection_GetAllTagAlias(t *testing.T) {
 		},
 	}
 
-	err = postgres.CreateTag(ctx, gormDB, validTag)
+	err = postgres.CreateTag(ctx, gormDB, models.AnthroveTagName(validTag.Name), validTag.Type)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -2228,7 +2228,7 @@ func Test_postgresqlConnection_GetAllTagAliasByTag(t *testing.T) {
 		},
 	}
 
-	err = postgres.CreateTag(ctx, gormDB, validTag)
+	err = postgres.CreateTag(ctx, gormDB, models.AnthroveTagName(validTag.Name), validTag.Type)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -2312,7 +2312,7 @@ func Test_postgresqlConnection_DeleteTagAlias(t *testing.T) {
 		Type: models.Character,
 	}
 
-	err = postgres.CreateTag(ctx, gormDB, validTag)
+	err = postgres.CreateTag(ctx, gormDB, models.AnthroveTagName(validTag.Name), validTag.Type)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -2392,7 +2392,7 @@ func Test_postgresqlConnection_CreateTagGroup(t *testing.T) {
 		Type: models.Character,
 	}
 
-	err = postgres.CreateTag(ctx, gormDB, validTag)
+	err = postgres.CreateTag(ctx, gormDB, models.AnthroveTagName(validTag.Name), validTag.Type)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -2500,7 +2500,7 @@ func Test_postgresqlConnection_GetAllTagGroup(t *testing.T) {
 		},
 	}
 
-	err = postgres.CreateTag(ctx, gormDB, validTag)
+	err = postgres.CreateTag(ctx, gormDB, models.AnthroveTagName(validTag.Name), validTag.Type)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -2577,7 +2577,7 @@ func Test_postgresqlConnection_GetAllTagGroupByTag(t *testing.T) {
 		},
 	}
 
-	err = postgres.CreateTag(ctx, gormDB, validTag)
+	err = postgres.CreateTag(ctx, gormDB, models.AnthroveTagName(validTag.Name), validTag.Type)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -2661,7 +2661,7 @@ func Test_postgresqlConnection_DeleteTagGroup(t *testing.T) {
 		Type: models.Character,
 	}
 
-	err = postgres.CreateTag(ctx, gormDB, validTag)
+	err = postgres.CreateTag(ctx, gormDB, models.AnthroveTagName(validTag.Name), validTag.Type)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -3073,3 +3073,167 @@ func Test_postgresqlConnection_UpdateUserSourceValidation(t *testing.T) {
 		})
 	}
 }
+
+func Test_postgresqlConnection_DeleteTag(t *testing.T) {
+	// Setup trow away container
+	ctx := context.Background()
+	container, gormDB, err := test.StartPostgresContainer(ctx)
+	if err != nil {
+		t.Fatalf("Could not start PostgreSQL container: %v", err)
+	}
+	defer container.Terminate(ctx)
+
+	// Setup Test
+	validTagID := models.AnthroveTagID("toothless")
+
+	validTag := &models.Tag{
+		Name: string(validTagID),
+		Type: models.Character,
+	}
+
+	err = postgres.CreateTag(ctx, gormDB, models.AnthroveTagName(validTag.Name), validTag.Type)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	// Test
+	type args struct {
+		ctx     context.Context
+		tagName models.AnthroveTagName
+	}
+	tests := []struct {
+		name    string
+		args    args
+		wantErr bool
+	}{
+		{
+			name: "Test 1: Valid TagName",
+			args: args{
+				ctx:     ctx,
+				tagName: models.AnthroveTagName(validTagID),
+			},
+			wantErr: false,
+		},
+		{
+			name: "Test 2: Invalid TagName",
+			args: args{
+				ctx:     ctx,
+				tagName: models.AnthroveTagName("aaa"),
+			},
+			wantErr: false,
+		},
+		{
+			name: "Test 3: No TagName",
+			args: args{
+				ctx:     ctx,
+				tagName: "",
+			},
+			wantErr: true,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			p := &postgresqlConnection{
+				db:    gormDB,
+				debug: true,
+			}
+			if err := p.DeleteTag(tt.args.ctx, tt.args.tagName); (err != nil) != tt.wantErr {
+				t.Errorf("DeleteTag() error = %v, wantErr %v", err, tt.wantErr)
+			}
+		})
+	}
+}
+
+func Test_postgresqlConnection_GetAllTagsByTagType(t *testing.T) {
+	// Setup trow away container
+	ctx := context.Background()
+	container, gormDB, err := test.StartPostgresContainer(ctx)
+	if err != nil {
+		t.Fatalf("Could not start PostgreSQL container: %v", err)
+	}
+	defer container.Terminate(ctx)
+
+	// Setup Test
+
+	validTags := []models.Tag{
+		{
+			Name: "JayTheFerret",
+			Type: models.Character,
+		},
+		{
+			Name: "SoXX",
+			Type: models.Character,
+		},
+		{
+			Name: "Alphyron",
+			Type: models.Character,
+		},
+		{
+			Name: "Dragon",
+			Type: models.Species,
+		},
+	}
+
+	for _, tag := range validTags {
+		err = postgres.CreateTag(ctx, gormDB, models.AnthroveTagName(tag.Name), tag.Type)
+		if err != nil {
+			t.Fatal(err)
+		}
+	}
+
+	// Test
+	type args struct {
+		ctx     context.Context
+		tagType models.TagType
+	}
+	tests := []struct {
+		name    string
+		args    args
+		want    []models.Tag
+		wantErr bool
+	}{
+		{
+			name: "Test 1: Get Data",
+			args: args{
+				ctx:     ctx,
+				tagType: models.Character,
+			},
+			want:    validTags,
+			wantErr: false,
+		},
+		{
+			name: "Test 2: invalid Tag Type",
+			args: args{
+				ctx:     ctx,
+				tagType: "aa",
+			},
+			want:    validTags,
+			wantErr: false,
+		},
+		{
+			name: "Test 3: No Tag Type",
+			args: args{
+				ctx:     ctx,
+				tagType: "",
+			},
+			want:    nil,
+			wantErr: true,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			p := &postgresqlConnection{
+				db:    gormDB,
+				debug: true,
+			}
+			got, err := p.GetAllTagsByTagType(tt.args.ctx, tt.args.tagType)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("GetAllTagsByTagType() error = %v, wantErr %v", err, tt.wantErr)
+				return
+			}
+			if !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("GetAllTagsByTagType() got = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}

pkg/database/tag.go

@@ -7,6 +7,12 @@ import (
 )
 
 type Tag interface {
+	CreateTag(ctx context.Context, tagName models.AnthroveTagName, tagType models.TagType) error
+
 	// GetAllTags retrieves all tags.
 	GetAllTags(ctx context.Context) ([]models.Tag, error)
+
+	GetAllTagsByTagType(ctx context.Context, tagType models.TagType) ([]models.Tag, error)
+
+	DeleteTag(ctx context.Context, tagName models.AnthroveTagName) error
 }

pkg/models/const.go

@@ -12,6 +12,7 @@ type AnthroveTagAliasName string
 type AnthroveTagID string
 type AnthroveScrapeTimeInterval int
 type AnthroveUserLastScrapeTime time.Time
+type AnthroveTagName string
 
 type Rating string
 type TagType string