add get location tags

api/location.go

@@ -188,9 +188,20 @@ func (server *Server) getLocation(ctx *gin.Context) {
 			ctx.JSON(http.StatusNotFound, ErrorResponse(err, ""))
 			return
 		}
-		ctx.JSON(http.StatusInternalServerError, ErrorResponse(err, "Something went wrong"))
+		ctx.JSON(http.StatusInternalServerError, ErrorResponse(err, "Something went wrong while retrieving location detail"))
 		return
 	}
 
-	ctx.JSON(http.StatusOK, location)
+	tags, err := server.Store.GetLocationTag(ctx, req.ID)
+	if err != nil {
+		ctx.JSON(http.StatusBadRequest, ErrorResponse(err, "Something went wrong while retrieving location tags"))
+		return
+	}
+
+	res := gin.H{
+		"tags":   tags,
+		"detail": location,
+	}
+
+	ctx.JSON(http.StatusOK, res)
 }

api/server.go

@@ -45,6 +45,7 @@ func (server *Server) getRoutes() {
 	router.GET("/locations/top-ratings", server.getTopListLocations)
 	router.GET("/locations", server.getListLocations)
 	router.GET("/location/:location_id", server.getLocation)
+	router.GET("/location/tags/:location_id", server.getTagsByLocation)
 
 	//IMAGES
 	router.GET("/images/location", server.getAllImagesByLocation)

api/tags.go

@@ -0,0 +1,28 @@
+package api
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+)
+
+type getTagsByLocationReq struct {
+	LocationID int32 `uri:"location_id" binding:"required,numeric"`
+}
+
+func (server *Server) getTagsByLocation(ctx *gin.Context) {
+	var req getTagsByLocationReq
+
+	if err := ctx.BindUri(&req); err != nil {
+		ctx.JSON(http.StatusBadRequest, ValidationErrorResponse(err))
+		return
+	}
+
+	tags, err := server.Store.GetLocationTag(ctx, req.LocationID)
+	if err != nil {
+		ctx.JSON(http.StatusInternalServerError, ErrorResponse(err, "Something went wrong"))
+		return
+	}
+
+	ctx.JSON(http.StatusOK, tags)
+}

db/migrations/000001_init_schema.up.sql

@@ -92,9 +92,9 @@ CREATE TABLE tags (
   "id" serial primary key not null,
   "name" varchar(50) not null,
   "submitted_by" integer references "users"("id") not null,
-  "target_id" integer, -- location_id, story_id
+  "target_id" integer not null, -- location_id, story_id
-  "tags_type" varchar(20), -- locations, stories
+  "tags_type" varchar(20) not null, -- locations, stories
-  "approved_by" integer references "users"("id") not null
+  "approved_by" integer references "users"("id")
 );
 
 CREATE TABLE location_images (

db/migrations/000005_alter_tags_column_approvedby_nullable.up.sql

@@ -0,0 +1 @@
+ALTER TABLE tags ALTER COLUMN approved_by DROP NOT NULL;

db/mock/store.go

@@ -139,6 +139,21 @@ func (mr *MockStoreMockRecorder) GetLocation(arg0, arg1 interface{}) *gomock.Cal
 	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "GetLocation", reflect.TypeOf((*MockStore)(nil).GetLocation), arg0, arg1)
 }
 
+// GetLocationTag mocks base method.
+func (m *MockStore) GetLocationTag(arg0 context.Context, arg1 int32) ([]string, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "GetLocationTag", arg0, arg1)
+	ret0, _ := ret[0].([]string)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// GetLocationTag indicates an expected call of GetLocationTag.
+func (mr *MockStoreMockRecorder) GetLocationTag(arg0, arg1 interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "GetLocationTag", reflect.TypeOf((*MockStore)(nil).GetLocationTag), arg0, arg1)
+}
+
 // GetTopListLocations mocks base method.
 func (m *MockStore) GetTopListLocations(arg0 context.Context, arg1 db.GetTopListLocationsParams) ([]db.GetTopListLocationsRow, error) {
 	m.ctrl.T.Helper()

db/queries/locations.sql

@@ -6,13 +6,15 @@ SELECT
   l.id,
   name,
   thumbnail,
-  re.regency_name,
+  COALESCE(re.regency_name, '') as regency_name,
-  (SELECT COALESCE(SUM(score), -1) from reviews re where re.is_from_critic = true and re.location_id = l.id) as critic_score,
+  COALESCE(pr.province_name, '') as province_name,
+  (SELECT COALESCE(SUM(score), 0) from reviews re where re.is_from_critic = true and re.location_id = l.id) as critic_score,
   (SELECT COUNT(id) from reviews re where re.is_from_critic = true and re.location_id = l.id) as critic_count,
-  (SELECT COALESCE(SUM(score), -1) from reviews re where re.is_from_critic = false and re.location_id = l.id) as user_score,
+  (SELECT COALESCE(SUM(score), 0) from reviews re where re.is_from_critic = false and re.location_id = l.id) as user_score,
   (SELECT COUNT(id) from reviews re where re.is_from_critic = false and re.location_id = l.id) as user_count
 FROM locations l
 JOIN regencies re on re.id = l.regency_id
+JOIN provinces pr on re.province_id = pr.id
 WHERE approved_by IS NOT NULL
 ORDER BY l.created_at ASC
 LIMIT $1;
@@ -45,3 +47,13 @@ INSERT INTO locations(
 ) values (
   $1, $2, $3, $4, $5
 );
+
+-- name: GetLocationTag :many
+SELECT 
+  name
+FROM tags 
+WHERE tags_type = 'location' 
+AND 
+target_id = $1
+AND
+approved_by IS NOT NULL;

db/sqlc/locations.sql.go

@@ -87,13 +87,15 @@ SELECT
   l.id,
   name,
   thumbnail,
-  re.regency_name,
+  COALESCE(re.regency_name, '') as regency_name,
-  (SELECT COALESCE(SUM(score), -1) from reviews re where re.is_from_critic = true and re.location_id = l.id) as critic_score,
+  COALESCE(pr.province_name, '') as province_name,
+  (SELECT COALESCE(SUM(score), 0) from reviews re where re.is_from_critic = true and re.location_id = l.id) as critic_score,
   (SELECT COUNT(id) from reviews re where re.is_from_critic = true and re.location_id = l.id) as critic_count,
-  (SELECT COALESCE(SUM(score), -1) from reviews re where re.is_from_critic = false and re.location_id = l.id) as user_score,
+  (SELECT COALESCE(SUM(score), 0) from reviews re where re.is_from_critic = false and re.location_id = l.id) as user_score,
   (SELECT COUNT(id) from reviews re where re.is_from_critic = false and re.location_id = l.id) as user_count
 FROM locations l
 JOIN regencies re on re.id = l.regency_id
+JOIN provinces pr on re.province_id = pr.id
 WHERE approved_by IS NOT NULL
 ORDER BY l.created_at ASC
 LIMIT $1
@@ -103,7 +105,8 @@ type GetListRecentLocationsWithRatingsRow struct {
 	ID           int32          `json:"id"`
 	Name         string         `json:"name"`
 	Thumbnail    sql.NullString `json:"thumbnail"`
-	RegencyName sql.NullString `json:"regency_name"`
+	RegencyName  string         `json:"regency_name"`
+	ProvinceName string         `json:"province_name"`
 	CriticScore  interface{}    `json:"critic_score"`
 	CriticCount  int64          `json:"critic_count"`
 	UserScore    interface{}    `json:"user_score"`
@@ -124,6 +127,7 @@ func (q *Queries) GetListRecentLocationsWithRatings(ctx context.Context, limit i
 			&i.Name,
 			&i.Thumbnail,
 			&i.RegencyName,
+			&i.ProvinceName,
 			&i.CriticScore,
 			&i.CriticCount,
 			&i.UserScore,
@@ -189,3 +193,37 @@ func (q *Queries) GetLocation(ctx context.Context, id int32) (GetLocationRow, er
 	)
 	return i, err
 }
+
+const getLocationTag = `-- name: GetLocationTag :many
+SELECT 
+  name
+FROM tags 
+WHERE tags_type = 'location' 
+AND 
+target_id = $1
+AND
+approved_by IS NOT NULL
+`
+
+func (q *Queries) GetLocationTag(ctx context.Context, targetID int32) ([]string, error) {
+	rows, err := q.db.QueryContext(ctx, getLocationTag, targetID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	items := []string{}
+	for rows.Next() {
+		var name string
+		if err := rows.Scan(&name); err != nil {
+			return nil, err
+		}
+		items = append(items, name)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}

db/sqlc/models.go

@@ -198,9 +198,9 @@ type Tag struct {
 	ID          int32         `json:"id"`
 	Name        string        `json:"name"`
 	SubmittedBy int32         `json:"submitted_by"`
-	TargetID    sql.NullInt32  `json:"target_id"`
+	TargetID    int32         `json:"target_id"`
-	TagsType    sql.NullString `json:"tags_type"`
+	TagsType    string        `json:"tags_type"`
-	ApprovedBy  int32          `json:"approved_by"`
+	ApprovedBy  sql.NullInt32 `json:"approved_by"`
 }
 
 type User struct {

db/sqlc/querier.go

@@ -15,6 +15,7 @@ type Querier interface {
 	GetListLocations(ctx context.Context) ([]Location, error)
 	GetListRecentLocationsWithRatings(ctx context.Context, limit int32) ([]GetListRecentLocationsWithRatingsRow, error)
 	GetLocation(ctx context.Context, id int32) (GetLocationRow, error)
+	GetLocationTag(ctx context.Context, targetID int32) ([]string, error)
 	UpdatePassword(ctx context.Context, arg UpdatePasswordParams) error
 	UpdateUser(ctx context.Context, arg UpdateUserParams) (User, error)
 }