bikin fitur crud registrasi counter

internal/handlers/registrasi/registrasih.go

@@ -1 +1,849 @@
 package handlers
+
+import (
+	"api-service/internal/config"
+	"api-service/internal/database"
+	models "api-service/internal/models"
+	registrasi "api-service/internal/models/registrasi"
+	"api-service/internal/utils/validation"
+	"context"
+	"database/sql"
+	"fmt"
+	"log"
+	"net/http"
+	"strconv"
+	"strings"
+	"sync"
+	"time"
+
+	"github.com/gin-gonic/gin"
+	"github.com/go-playground/validator/v10"
+)
+
+var (
+	registrationCounterDB       database.Service
+	registrationCounterOnce     sync.Once
+	registrationCounterValidate *validator.Validate
+)
+
+// Initialize the database connection and validator
+func init() {
+	registrationCounterOnce.Do(func() {
+		registrationCounterDB = database.New(config.LoadConfig())
+		registrationCounterValidate = validator.New()
+		// Jika ada validasi khusus untuk status, daftarkan di sini
+		// registrationCounterValidate.RegisterValidation("registration_counter_status", validateRegistrationCounterStatus)
+		if registrationCounterDB == nil {
+			log.Fatal("Failed to initialize database connection for registration counter")
+		}
+	})
+}
+
+// RegistrationCounterHandler handles registration counter services
+type RegistrationCounterHandler struct {
+	db database.Service
+}
+
+// NewRegistrationCounterHandler creates a new RegistrationCounterHandler
+func NewRegistrationCounterHandler() *RegistrationCounterHandler {
+	return &RegistrationCounterHandler{
+		db: registrationCounterDB,
+	}
+}
+
+// GetRegistrationCounters godoc
+// @Summary Get registration counters with pagination and optional aggregation
+// @Description Returns a paginated list of registration counters with optional summary statistics
+// @Tags RegistrationCounter
+// @Accept json
+// @Produce json
+// @Param limit query int false "Limit (max 100)" default(10)
+// @Param offset query int false "Offset" default(0)
+// @Param include_summary query bool false "Include aggregation summary" default(false)
+// @Param active query bool false "Filter by active status"
+// @Param search query string false "Search in name or code"
+// @Success 200 {object} registrasi.MsRegistrationCounterGetResponse "Success response"
+// @Failure 400 {object} models.ErrorResponse "Bad request"
+// @Failure 500 {object} models.ErrorResponse "Internal server error"
+// @Router /registration-counter [get]
+func (h *RegistrationCounterHandler) GetRegistrationCounters(c *gin.Context) {
+	// Parse pagination parameters
+	limit, offset, err := h.parsePaginationParams(c)
+	if err != nil {
+		h.respondError(c, "Invalid pagination parameters", err, http.StatusBadRequest)
+		return
+	}
+
+	// Parse filter parameters
+	filter := h.parseFilterParams(c)
+	includeAggregation := c.Query("include_summary") == "true"
+
+	// Get database connection
+	dbConn, err := h.db.GetDB("default")
+	if err != nil {
+		h.logAndRespondError(c, "Database connection failed", err, http.StatusInternalServerError)
+		return
+	}
+
+	// Create context with timeout
+	ctx, cancel := context.WithTimeout(c.Request.Context(), 30*time.Second)
+	defer cancel()
+
+	// Execute concurrent operations
+	var (
+		items         []registrasi.MsRegistrationCounter
+		total         int
+		aggregateData *models.AggregateData
+		wg            sync.WaitGroup
+		errChan       = make(chan error, 3)
+		mu            sync.Mutex
+	)
+
+	// Fetch total count
+	wg.Add(1)
+	go func() {
+		defer wg.Done()
+		if err := h.getTotalCount(ctx, dbConn, filter, &total); err != nil {
+			mu.Lock()
+			errChan <- fmt.Errorf("failed to get total count: %w", err)
+			mu.Unlock()
+		}
+	}()
+
+	// Fetch main data
+	wg.Add(1)
+	go func() {
+		defer wg.Done()
+		result, err := h.fetchRegistrationCounters(ctx, dbConn, filter, limit, offset)
+		mu.Lock()
+		if err != nil {
+			errChan <- fmt.Errorf("failed to fetch data: %w", err)
+		} else {
+			items = result
+		}
+		mu.Unlock()
+	}()
+
+	// Fetch aggregation data if requested
+	if includeAggregation {
+		wg.Add(1)
+		go func() {
+			defer wg.Done()
+			result, err := h.getAggregateData(ctx, dbConn, filter)
+			mu.Lock()
+			if err != nil {
+				errChan <- fmt.Errorf("failed to get aggregate data: %w", err)
+			} else {
+				aggregateData = result
+			}
+			mu.Unlock()
+		}()
+	}
+
+	// Wait for all goroutines
+	wg.Wait()
+	close(errChan)
+
+	// Check for errors
+	for err := range errChan {
+		if err != nil {
+			h.logAndRespondError(c, "Data processing failed", err, http.StatusInternalServerError)
+			return
+		}
+	}
+
+	// Build response
+	meta := h.calculateMeta(limit, offset, total)
+	response := registrasi.MsRegistrationCounterGetResponse{
+		Message: "Data registration counter berhasil diambil",
+		Data:    items,
+		Meta:    meta,
+	}
+
+	if includeAggregation && aggregateData != nil {
+		response.Summary = aggregateData
+	}
+
+	c.JSON(http.StatusOK, response)
+}
+
+// GetRegistrationCounterByID godoc
+// @Summary Get Registration Counter by ID
+// @Description Returns a single registration counter by its ID
+// @Tags RegistrationCounter
+// @Accept json
+// @Produce json
+// @Param id path int true "Registration Counter ID"
+// @Success 200 {object} registrasi.MsRegistrationCounterGetByIDResponse "Success response"
+// @Failure 400 {object} models.ErrorResponse "Invalid ID format"
+// @Failure 404 {object} models.ErrorResponse "Registration Counter not found"
+// @Failure 500 {object} models.ErrorResponse "Internal server error"
+// @Router /registration-counter/{id} [get]
+func (h *RegistrationCounterHandler) GetRegistrationCounterByID(c *gin.Context) {
+	idStr := c.Param("id")
+	id, err := strconv.ParseInt(idStr, 10, 64)
+	if err != nil {
+		h.respondError(c, "Invalid ID format", err, http.StatusBadRequest)
+		return
+	}
+
+	dbConn, err := h.db.GetDB("default")
+	if err != nil {
+		h.logAndRespondError(c, "Database connection failed", err, http.StatusInternalServerError)
+		return
+	}
+
+	ctx, cancel := context.WithTimeout(c.Request.Context(), 15*time.Second)
+	defer cancel()
+
+	item, err := h.getRegistrationCounterByID(ctx, dbConn, id)
+	if err != nil {
+		if err == sql.ErrNoRows {
+			h.respondError(c, "Registration Counter not found", err, http.StatusNotFound)
+		} else {
+			h.logAndRespondError(c, "Failed to get registration counter", err, http.StatusInternalServerError)
+		}
+		return
+	}
+
+	response := registrasi.MsRegistrationCounterGetByIDResponse{
+		Message: "Detail registration counter berhasil diambil",
+		Data:    item,
+	}
+
+	c.JSON(http.StatusOK, response)
+}
+
+// CreateRegistrationCounter godoc
+// @Summary Create a new registration counter
+// @Description Creates a new registration counter record
+// @Tags RegistrationCounter
+// @Accept json
+// @Produce json
+// @Param request body registrasi.MsRegistrationCounterCreateRequest true "Registration Counter creation request"
+// @Success 201 {object} registrasi.MsRegistrationCounterCreateResponse "Registration Counter created successfully"
+// @Failure 400 {object} models.ErrorResponse "Bad request or validation error"
+// @Failure 500 {object} models.ErrorResponse "Internal server error"
+// @Router /registration-counter [post]
+func (h *RegistrationCounterHandler) CreateRegistrationCounter(c *gin.Context) {
+	var req registrasi.MsRegistrationCounterCreateRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		h.respondError(c, "Invalid request body", err, http.StatusBadRequest)
+		return
+	}
+
+	// Validate request
+	if err := registrationCounterValidate.Struct(&req); err != nil {
+		h.respondError(c, "Validation failed", err, http.StatusBadRequest)
+		return
+	}
+
+	dbConn, err := h.db.GetDB("default")
+	if err != nil {
+		h.logAndRespondError(c, "Database connection failed", err, http.StatusInternalServerError)
+		return
+	}
+
+	ctx, cancel := context.WithTimeout(c.Request.Context(), 15*time.Second)
+	defer cancel()
+
+	// Validate duplicate entries
+	if err := h.validateRegistrationCounterSubmission(ctx, dbConn, &req); err != nil {
+		h.respondError(c, "Validation failed", err, http.StatusBadRequest)
+		return
+	}
+
+	item, err := h.createRegistrationCounter(ctx, dbConn, &req)
+	if err != nil {
+		h.logAndRespondError(c, "Failed to create registration counter", err, http.StatusInternalServerError)
+		return
+	}
+
+	response := registrasi.MsRegistrationCounterCreateResponse{
+		Message: "Registration counter berhasil dibuat",
+		Data:    item,
+	}
+
+	c.JSON(http.StatusCreated, response)
+}
+
+// UpdateRegistrationCounter godoc
+// @Summary Update an existing registration counter
+// @Description Updates an existing registration counter record
+// @Tags RegistrationCounter
+// @Accept json
+// @Produce json
+// @Param id path int true "Registration Counter ID"
+// @Param request body registrasi.MsRegistrationCounterUpdateRequest true "Registration Counter update request"
+// @Success 200 {object} registrasi.MsRegistrationCounterUpdateResponse "Registration Counter updated successfully"
+// @Failure 400 {object} models.ErrorResponse "Bad request or validation error"
+// @Failure 404 {object} models.ErrorResponse "Registration Counter not found"
+// @Failure 500 {object} models.ErrorResponse "Internal server error"
+// @Router /registration-counter/{id} [put]
+func (h *RegistrationCounterHandler) UpdateRegistrationCounter(c *gin.Context) {
+	id := c.Param("id")
+	
+	// Validate ID is integer
+	if _, err := strconv.Atoi(id); err != nil {
+		h.respondError(c, "Invalid ID format", err, http.StatusBadRequest)
+		return
+	}
+
+	var req registrasi.MsRegistrationCounterUpdateRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		h.respondError(c, "Invalid request body", err, http.StatusBadRequest)
+		return
+	}
+
+	// Set ID from path parameter
+	idInt, _ := strconv.Atoi(id)
+	req.ID = idInt
+
+	// Validate request
+	if err := registrationCounterValidate.Struct(&req); err != nil {
+		h.respondError(c, "Validation failed", err, http.StatusBadRequest)
+		return
+	}
+
+	dbConn, err := h.db.GetDB("default")
+	if err != nil {
+		h.logAndRespondError(c, "Database connection failed", err, http.StatusInternalServerError)
+		return
+	}
+
+	ctx, cancel := context.WithTimeout(c.Request.Context(), 15*time.Second)
+	defer cancel()
+
+	item, err := h.updateRegistrationCounter(ctx, dbConn, &req)
+	if err != nil {
+		if err == sql.ErrNoRows {
+			h.respondError(c, "Registration Counter not found", err, http.StatusNotFound)
+		} else {
+			h.logAndRespondError(c, "Failed to update registration counter", err, http.StatusInternalServerError)
+		}
+		return
+	}
+
+	response := registrasi.MsRegistrationCounterUpdateResponse{
+		Message: "Registration counter berhasil diperbarui",
+		Data:    item,
+	}
+
+	c.JSON(http.StatusOK, response)
+}
+
+// DeleteRegistrationCounter godoc
+// @Summary Soft delete a registration counter
+// @Description Soft deletes a registration counter by setting active to false
+// @Tags RegistrationCounter
+// @Accept json
+// @Produce json
+// @Param id path int true "Registration Counter ID"
+// @Success 200 {object} registrasi.MsRegistrationCounterDeleteResponse "Registration Counter deleted successfully"
+// @Failure 400 {object} models.ErrorResponse "Invalid ID format"
+// @Failure 404 {object} models.ErrorResponse "Registration Counter not found"
+// @Failure 500 {object} models.ErrorResponse "Internal server error"
+// @Router /registration-counter/{id} [delete]
+func (h *RegistrationCounterHandler) DeleteRegistrationCounter(c *gin.Context) {
+	idStr := c.Param("id")
+	id, err := strconv.ParseInt(idStr, 10, 64)
+	if err != nil {
+		h.respondError(c, "Invalid ID format", err, http.StatusBadRequest)
+		return
+	}
+
+	dbConn, err := h.db.GetDB("default")
+	if err != nil {
+		h.logAndRespondError(c, "Database connection failed", err, http.StatusInternalServerError)
+		return
+	}
+
+	ctx, cancel := context.WithTimeout(c.Request.Context(), 15*time.Second)
+	defer cancel()
+
+	err = h.deleteRegistrationCounter(ctx, dbConn, id)
+	if err != nil {
+		if err == sql.ErrNoRows {
+			h.respondError(c, "Registration Counter not found", err, http.StatusNotFound)
+		} else {
+			h.logAndRespondError(c, "Failed to delete registration counter", err, http.StatusInternalServerError)
+		}
+		return
+	}
+
+	response := registrasi.MsRegistrationCounterDeleteResponse{
+		Message: "Registration counter berhasil dihapus (diset tidak aktif)",
+		ID:      idStr,
+	}
+
+	c.JSON(http.StatusOK, response)
+}
+
+// GetRegistrationCounterStats godoc
+// @Summary Get registration counter statistics
+// @Description Returns comprehensive statistics about registration counter data
+// @Tags RegistrationCounter
+// @Accept json
+// @Produce json
+// @Param active query bool false "Filter statistics by active status"
+// @Success 200 {object} models.AggregateData "Statistics data"
+// @Failure 500 {object} models.ErrorResponse "Internal server error"
+// @Router /registration-counter/stats [get]
+func (h *RegistrationCounterHandler) GetRegistrationCounterStats(c *gin.Context) {
+	dbConn, err := h.db.GetDB("default")
+	if err != nil {
+		h.logAndRespondError(c, "Database connection failed", err, http.StatusInternalServerError)
+		return
+	}
+
+	ctx, cancel := context.WithTimeout(c.Request.Context(), 15*time.Second)
+	defer cancel()
+
+	filter := h.parseFilterParams(c)
+	aggregateData, err := h.getAggregateData(ctx, dbConn, filter)
+	if err != nil {
+		h.logAndRespondError(c, "Failed to get statistics", err, http.StatusInternalServerError)
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"message": "Statistik registration counter berhasil diambil",
+		"data":    aggregateData,
+	})
+}
+
+// Database operations
+// func (h *RegistrationCounterHandler) getRegistrationCounterByID(ctx context.Context, dbConn *sql.DB, id int64) (*registrasi.MsRegistrationCounter, error) {
+// 	query := `SELECT id, name, code, icon, quota, active, fk_ref_healtcare_type_id, fk_ref_service_type_id, fk_sd_location_id, ds_sd_location 
+// 			  FROM master.ms_registration_counter WHERE id = $1`
+// 	row := dbConn.QueryRowContext(ctx, query, id)
+
+// 	var item registrasi.MsRegistrationCounter
+// 	err := row.Scan(
+// 		&item.ID,
+// 		&item.Name,
+// 		&item.Code,
+// 		&item.Icon,
+// 		&item.Quota,
+// 		&item.Active,
+// 		&item.FKRefHealtcareTypeID,
+// 		&item.FKRefServiceTypeID,
+// 		&item.FKSdLocationID,
+// 		&item.DsSdLocation,
+// 	)
+// 	if err != nil {
+// 		return nil, err
+// 	}
+
+// 	return &item, nil
+// }
+
+func (h *RegistrationCounterHandler) getRegistrationCounterByID(ctx context.Context, dbConn *sql.DB, id int64) (*registrasi.MsRegistrationCounterDetail, error) {
+	query := `
+	    SELECT rc.id, rc.name, rc.code, rc.icon, rc.quota, rc.active, 
+        ht.name as healthcaretype,
+        st.name as servicetype
+        FROM master.ms_registration_counter rc
+        LEFT JOIN reference.ref_healthcare_type ht ON rc.fk_ref_healtcare_type_id = ht.id
+        LEFT JOIN reference.ref_service_type st ON rc.fk_ref_service_type_id = st.id
+        WHERE rc.id = $1`
+	row := dbConn.QueryRowContext(ctx, query, id)
+
+	var item registrasi.MsRegistrationCounterDetail
+	err := row.Scan(
+		&item.ID,
+		&item.Name,
+		&item.Code,
+		&item.Icon,
+		&item.Quota,
+		&item.Active,
+		&item.HealthCareType,
+		&item.ServiceType,
+	)
+	if err != nil {
+		return nil, err
+	}
+
+	return &item, nil
+}
+
+func (h *RegistrationCounterHandler) createRegistrationCounter(ctx context.Context, dbConn *sql.DB, req *registrasi.MsRegistrationCounterCreateRequest) (*registrasi.MsRegistrationCounter, error) {
+	query := `INSERT INTO master.ms_registration_counter
+	(name, code, icon, quota, active, fk_ref_healtcare_type_id, fk_ref_service_type_id, fk_sd_location_id, ds_sd_location)
+	VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9)
+	RETURNING id, name, code, icon, quota, active, fk_ref_healtcare_type_id, fk_ref_service_type_id, fk_sd_location_id, ds_sd_location`
+
+	row := dbConn.QueryRowContext(
+		ctx,
+		query,
+		req.Name,
+		req.Code,
+		req.Icon,
+		req.Quota,
+		req.Active,
+		req.FKRefHealtcareTypeID,
+		req.FKRefServiceTypeID,
+		req.FKSdLocationID,
+		req.DsSdLocation,
+	)
+
+	var item registrasi.MsRegistrationCounter
+	err := row.Scan(
+		&item.ID,
+		&item.Name,
+		&item.Code,
+		&item.Icon,
+		&item.Quota,
+		&item.Active,
+		&item.FKRefHealtcareTypeID,
+		&item.FKRefServiceTypeID,
+		&item.FKSdLocationID,
+		&item.DsSdLocation,
+	)
+	if err != nil {
+		return nil, fmt.Errorf("failed to create registration counter: %w", err)
+	}
+
+	return &item, nil
+}
+
+func (h *RegistrationCounterHandler) updateRegistrationCounter(ctx context.Context, dbConn *sql.DB, req *registrasi.MsRegistrationCounterUpdateRequest) (*registrasi.MsRegistrationCounter, error) {
+	query := `UPDATE master.ms_registration_counter
+	SET name = $2, code = $3, icon = $4, quota = $5, active = $6, fk_ref_healtcare_type_id = $7, fk_ref_service_type_id = $8, fk_sd_location_id = $9, ds_sd_location = $10
+	WHERE id = $1
+	RETURNING id, name, code, icon, quota, active, fk_ref_healtcare_type_id, fk_ref_service_type_id, fk_sd_location_id, ds_sd_location`
+
+	row := dbConn.QueryRowContext(
+		ctx,
+		query,
+		req.ID,
+		req.Name,
+		req.Code,
+		req.Icon,
+		req.Quota,
+		req.Active,
+		req.FKRefHealtcareTypeID,
+		req.FKRefServiceTypeID,
+		req.FKSdLocationID,
+		req.DsSdLocation,
+	)
+
+	var item registrasi.MsRegistrationCounter
+	err := row.Scan(
+		&item.ID,
+		&item.Name,
+		&item.Code,
+		&item.Icon,
+		&item.Quota,
+		&item.Active,
+		&item.FKRefHealtcareTypeID,
+		&item.FKRefServiceTypeID,
+		&item.FKSdLocationID,
+		&item.DsSdLocation,
+	)
+	if err != nil {
+		return nil, fmt.Errorf("failed to update registration counter: %w", err)
+	}
+
+	return &item, nil
+}
+
+func (h *RegistrationCounterHandler) deleteRegistrationCounter(ctx context.Context, dbConn *sql.DB, id int64) error {
+	query := `UPDATE master.ms_registration_counter SET active = false WHERE id = $1`
+	result, err := dbConn.ExecContext(ctx, query, id)
+	if err != nil {
+		return fmt.Errorf("failed to delete registration counter: %w", err)
+	}
+
+	rowsAffected, err := result.RowsAffected()
+	if err != nil {
+		return fmt.Errorf("failed to get affected rows: %w", err)
+	}
+
+	if rowsAffected == 0 {
+		return sql.ErrNoRows
+	}
+
+	return nil
+}
+
+func (h *RegistrationCounterHandler) fetchRegistrationCounters(ctx context.Context, dbConn *sql.DB, filter registrasi.MsRegistrationCounterFilter, limit, offset int) ([]registrasi.MsRegistrationCounter, error) {
+	whereClause, args := h.buildWhereClause(filter)
+	query := fmt.Sprintf(`SELECT id, name, code, icon, quota, active, fk_ref_healtcare_type_id, fk_ref_service_type_id, fk_sd_location_id, ds_sd_location
+	FROM master.ms_registration_counter
+	WHERE %s ORDER BY id LIMIT $%d OFFSET $%d`, whereClause, len(args)+1, len(args)+2)
+	args = append(args, limit, offset)
+
+	rows, err := dbConn.QueryContext(ctx, query, args...)
+	if err != nil {
+		return nil, fmt.Errorf("fetch registration counters query failed: %w", err)
+	}
+	defer rows.Close()
+
+	items := make([]registrasi.MsRegistrationCounter, 0, limit)
+	for rows.Next() {
+		var item registrasi.MsRegistrationCounter
+		err := rows.Scan(
+			&item.ID,
+			&item.Name,
+			&item.Code,
+			&item.Icon,
+			&item.Quota,
+			&item.Active,
+			&item.FKRefHealtcareTypeID,
+			&item.FKRefServiceTypeID,
+			&item.FKSdLocationID,
+			&item.DsSdLocation,
+		)
+		if err != nil {
+			return nil, fmt.Errorf("scan registration counter failed: %w", err)
+		}
+		items = append(items, item)
+	}
+
+	if err := rows.Err(); err != nil {
+		return nil, fmt.Errorf("rows iteration error: %w", err)
+	}
+
+	log.Printf("Successfully fetched %d registration counters with filters applied", len(items))
+	return items, nil
+}
+
+func (h *RegistrationCounterHandler) getTotalCount(ctx context.Context, dbConn *sql.DB, filter registrasi.MsRegistrationCounterFilter, total *int) error {
+	whereClause, args := h.buildWhereClause(filter)
+	countQuery := fmt.Sprintf("SELECT COUNT(*) FROM master.ms_registration_counter WHERE %s", whereClause)
+	if err := dbConn.QueryRowContext(ctx, countQuery, args...).Scan(total); err != nil {
+		return fmt.Errorf("total count query failed: %w", err)
+	}
+	return nil
+}
+
+func (h *RegistrationCounterHandler) getAggregateData(ctx context.Context, dbConn *sql.DB, filter registrasi.MsRegistrationCounterFilter) (*models.AggregateData, error) {
+	aggregate := &models.AggregateData{
+		ByStatus: make(map[string]int),
+	}
+
+	whereClause, args := h.buildWhereClause(filter)
+
+	var wg sync.WaitGroup
+	var mu sync.Mutex
+	errChan := make(chan error, 2)
+
+	// 1. Count by active status
+	wg.Add(1)
+	go func() {
+		defer wg.Done()
+		statusQuery := fmt.Sprintf("SELECT active, COUNT(*) FROM master.ms_registration_counter WHERE %s GROUP BY active ORDER BY active", whereClause)
+		rows, err := dbConn.QueryContext(ctx, statusQuery, args...)
+		if err != nil {
+			errChan <- fmt.Errorf("status query failed: %w", err)
+			return
+		}
+		defer rows.Close()
+
+		mu.Lock()
+		for rows.Next() {
+			var active bool
+			var count int
+			if err := rows.Scan(&active, &count); err != nil {
+				mu.Unlock()
+				errChan <- fmt.Errorf("status scan failed: %w", err)
+				return
+			}
+			if active {
+				aggregate.ByStatus["active"] = count
+				aggregate.TotalActive = count
+			} else {
+				aggregate.ByStatus["inactive"] = count
+				aggregate.TotalInactive = count
+			}
+		}
+		mu.Unlock()
+
+		if err := rows.Err(); err != nil {
+			errChan <- fmt.Errorf("status iteration error: %w", err)
+		}
+	}()
+
+	// 2. Get total count
+	wg.Add(1)
+	go func() {
+		defer wg.Done()
+
+		// Last updated
+		lastUpdatedQuery := fmt.Sprintf("SELECT MAX(date_updated) FROM master.ms_registration_counter WHERE %s AND date_updated IS NOT NULL", whereClause)
+		var lastUpdated sql.NullTime
+		if err := dbConn.QueryRowContext(ctx, lastUpdatedQuery, args...).Scan(&lastUpdated); err != nil {
+			errChan <- fmt.Errorf("last updated query failed: %w", err)
+			return
+		}
+
+		// Today statistics
+		today := time.Now().Format("2006-01-02")
+		todayStatsQuery := fmt.Sprintf(`
+			SELECT 
+				SUM(CASE WHEN DATE(date_created) = $%d THEN 1 ELSE 0 END) as created_today,
+				SUM(CASE WHEN DATE(date_updated) = $%d AND DATE(date_created) != $%d THEN 1 ELSE 0 END) as updated_today
+			FROM master.ms_registration_counter 
+			WHERE %s`, len(args)+1, len(args)+1, len(args)+1, whereClause)
+
+		todayArgs := append(args, today)
+		var createdToday, updatedToday int
+		if err := dbConn.QueryRowContext(ctx, todayStatsQuery, todayArgs...).Scan(&createdToday, &updatedToday); err != nil {
+			errChan <- fmt.Errorf("today stats query failed: %w", err)
+			return
+		}
+
+		mu.Lock()
+		if lastUpdated.Valid {
+			aggregate.LastUpdated = &lastUpdated.Time
+		}
+		aggregate.CreatedToday = createdToday
+		aggregate.UpdatedToday = updatedToday
+		mu.Unlock()
+	}()
+
+	// Wait for all goroutines
+	wg.Wait()
+	close(errChan)
+
+	// Check for errors
+	for err := range errChan {
+		if err != nil {
+			return nil, err
+		}
+	}
+
+	return aggregate, nil
+}
+
+// Helper methods
+func (h *RegistrationCounterHandler) logAndRespondError(c *gin.Context, message string, err error, statusCode int) {
+	log.Printf("[ERROR] %s: %v", message, err)
+	h.respondError(c, message, err, statusCode)
+}
+
+func (h *RegistrationCounterHandler) respondError(c *gin.Context, message string, err error, statusCode int) {
+	errorMessage := message
+	if gin.Mode() == gin.ReleaseMode {
+		errorMessage = "Internal server error"
+	}
+
+	c.JSON(statusCode, models.ErrorResponse{
+		Error:     errorMessage,
+		Code:      statusCode,
+		Message:   err.Error(),
+		Timestamp: time.Now(),
+	})
+}
+
+func (h *RegistrationCounterHandler) parsePaginationParams(c *gin.Context) (int, int, error) {
+	limit := 10
+	offset := 0
+
+	if limitStr := c.Query("limit"); limitStr != "" {
+		parsedLimit, err := strconv.Atoi(limitStr)
+		if err != nil {
+			return 0, 0, fmt.Errorf("invalid limit parameter: %s", limitStr)
+		}
+		if parsedLimit <= 0 || parsedLimit > 100 {
+			return 0, 0, fmt.Errorf("limit must be between 1 and 100")
+		}
+		limit = parsedLimit
+	}
+
+	if offsetStr := c.Query("offset"); offsetStr != "" {
+		parsedOffset, err := strconv.Atoi(offsetStr)
+		if err != nil {
+			return 0, 0, fmt.Errorf("invalid offset parameter: %s", offsetStr)
+		}
+		if parsedOffset < 0 {
+			return 0, 0, fmt.Errorf("offset cannot be negative")
+		}
+		offset = parsedOffset
+	}
+
+	return limit, offset, nil
+}
+
+func (h *RegistrationCounterHandler) parseFilterParams(c *gin.Context) registrasi.MsRegistrationCounterFilter {
+	filter := registrasi.MsRegistrationCounterFilter{}
+
+	if status := c.Query("active"); status != "" {
+		if models.IsValidStatus(status) {
+			filter.Status = &status
+		}
+	}
+
+	if search := c.Query("search"); search != "" {
+		filter.Search = &search
+	}
+
+	return filter
+}
+
+func (h *RegistrationCounterHandler) buildWhereClause(filter registrasi.MsRegistrationCounterFilter) (string, []interface{}) {
+	conditions := []string{"1=1"}
+	args := []interface{}{}
+	paramCount := 1
+
+	if filter.Status != nil {
+		conditions = append(conditions, fmt.Sprintf("active = $%d", paramCount))
+		args = append(args, *filter.Status)
+		paramCount++
+	}
+
+	if filter.Search != nil {
+		searchCondition := fmt.Sprintf("(name ILIKE $%d OR code ILIKE $%d)", paramCount, paramCount)
+		conditions = append(conditions, searchCondition)
+		searchTerm := "%" + *filter.Search + "%"
+		args = append(args, searchTerm)
+		paramCount++
+	}
+
+	return strings.Join(conditions, " AND "), args
+}
+
+func (h *RegistrationCounterHandler) calculateMeta(limit, offset, total int) models.MetaResponse {
+	totalPages := 0
+	currentPage := 1
+	if limit > 0 {
+		totalPages = (total + limit - 1) / limit
+		currentPage = (offset / limit) + 1
+	}
+
+	return models.MetaResponse{
+		Limit:       limit,
+		Offset:      offset,
+		Total:       total,
+		TotalPages:  totalPages,
+		CurrentPage: currentPage,
+		HasNext:     offset+limit < total,
+		HasPrev:     offset > 0,
+	}
+}
+
+func (h *RegistrationCounterHandler) validateRegistrationCounterSubmission(ctx context.Context, dbConn *sql.DB, req *registrasi.MsRegistrationCounterCreateRequest) error {
+	validator := validation.NewDuplicateValidator(dbConn)
+
+	config := validation.ValidationConfig{
+		TableName: "master.ms_registration_counter",
+		IDColumn:  "id",
+		AdditionalFields: map[string]interface{}{
+			"name": req.Name,
+			"code": req.Code,
+		},
+	}
+
+	fields := map[string]interface{}{
+		"name": req.Name,
+		"code": req.Code,
+	}
+
+	err := validator.ValidateDuplicateWithCustomFields(ctx, config, fields)
+	if err != nil {
+		return fmt.Errorf("validation failed: %w", err)
+	}
+
+	return nil
+}

internal/models/references/references.go

@@ -0,0 +1,95 @@
+package models
+
+import (
+	"api-service/internal/models"
+	"database/sql"
+	"encoding/json"
+)
+
+type RefHealthcareType struct {
+    ID     int32         `json:"id" db:"id"`
+    Name   sql.NullString `json:"name,omitempty" db:"name"`
+    Active sql.NullBool   `json:"active,omitempty" db:"active"`
+}
+
+func (r RefHealthcareType) MarshalJSON() ([]byte, error) {
+    // Buat alias untuk menghindari rekursi tak terbatas saat pemanggilan json.Marshal
+    type Alias RefHealthcareType
+    aux := &struct {
+        Name   *string `json:"name,omitempty"`
+        Active *bool   `json:"active,omitempty"`
+        *Alias
+    }{
+        Alias: (*Alias)(&r),
+    }
+
+    // Jika field Name valid, ambil nilainya
+    if r.Name.Valid {
+        aux.Name = &r.Name.String
+    }
+
+    // Jika field Active valid, ambil nilainya
+    if r.Active.Valid {
+        aux.Active = &r.Active.Bool
+    }
+
+    return json.Marshal(aux)
+}
+
+
+type RefHealthcareTypeGetResponse struct {
+    Message string          `json:"message"`
+    Data    *RefHealthcareType `json:"data"`
+}
+
+type RefHealthcareTypeGetListResponse struct {
+    Message string            `json:"message"`
+    Data    []RefHealthcareType `json:"data"`
+    Meta    models.MetaResponse      `json:"meta"`
+}
+
+
+
+
+type RefServiceType struct {
+    ID     int32         `json:"id" db:"id"`
+    Name   sql.NullString `json:"name,omitempty" db:"name"`
+    Active sql.NullBool   `json:"active,omitempty" db:"active"`
+}
+
+func (r RefServiceType) MarshalJSON() ([]byte, error) {
+    type Alias RefServiceType
+    aux := &struct {
+        Name   *string `json:"name,omitempty"`
+        Active *bool   `json:"active,omitempty"`
+        *Alias
+    }{
+        Alias: (*Alias)(&r),
+    }
+
+    if r.Name.Valid {
+        aux.Name = &r.Name.String
+    }
+
+    if r.Active.Valid {
+        aux.Active = &r.Active.Bool
+    }
+
+    return json.Marshal(aux)
+}
+
+type RefServiceTypeGetResponse struct {
+    Message string          `json:"message"`
+    Data    *RefServiceType `json:"data"`
+}
+
+type RefServiceTypeGetListResponse struct {
+    Message string            `json:"message"`
+    Data    []RefServiceType `json:"data"`
+    Meta    models.MetaResponse      `json:"meta"`
+}
+
+type RefServiceTypeFilter struct {
+    Active *bool   `json:"active,omitempty" form:"active"` // Digunakan untuk query parameter ?active=true
+    Search *string `json:"search,omitempty" form:"search"` // Digunakan untuk query parameter ?search=lab
+}

internal/models/registrasi/registrasi.go

@@ -21,6 +21,63 @@ type MsRegistrationCounter struct {
     DsSdLocation           sql.NullString  `json:"ds_sd_location,omitempty" db:"ds_sd_location"`
 }
 
+type MsRegistrationCounterDetail struct {
+    ID                     int64           `json:"id" db:"id"`
+    Name                   sql.NullString  `json:"name,omitempty" db:"name"`
+    Code                   sql.NullString  `json:"code,omitempty" db:"code"`
+    Icon                   sql.NullString  `json:"icon,omitempty" db:"icon"`
+    Quota                  sql.NullInt16   `json:"quota,omitempty" db:"quota"`
+    Active                 sql.NullBool    `json:"active,omitempty" db:"active"`
+    HealthCareType         sql.NullString  `json:"healthcaretype,omitempty" db:"healthcaretype"`
+    ServiceType            sql.NullString  `json:"servicetype,omitempty" db:"fk_ref_service_type_id"`
+}
+
+
+func (m MsRegistrationCounterDetail) MarshalJSON() ([]byte, error) {
+    // Buat alias untuk menghindari rekursi tak terbatas saat pemanggilan json.Marshal
+    type Alias MsRegistrationCounterDetail
+    
+    // Buat struct anonim dengan field pointer untuk menangani nilai NULL
+    aux := &struct {
+        Name           *string `json:"name,omitempty"`
+        Code           *string `json:"code,omitempty"`
+        Icon           *string `json:"icon,omitempty"`
+        Quota          *int16  `json:"quota,omitempty"`
+        Active         *bool   `json:"active,omitempty"`
+        HealthCareType *string `json:"healthcaretype,omitempty"`
+        ServiceType    *string `json:"servicetype,omitempty"`
+        // Embed alias untuk menyertakan field non-nullable seperti 'id'
+        *Alias
+    }{
+        Alias: (*Alias)(&m),
+    }
+
+    // Jika field asli valid, isi pointer di struct anonim
+    if m.Name.Valid {
+        aux.Name = &m.Name.String
+    }
+    if m.Code.Valid {
+        aux.Code = &m.Code.String
+    }
+    if m.Icon.Valid {
+        aux.Icon = &m.Icon.String
+    }
+    if m.Quota.Valid {
+        aux.Quota = &m.Quota.Int16
+    }
+    if m.Active.Valid {
+        aux.Active = &m.Active.Bool
+    }
+    if m.HealthCareType.Valid {
+        aux.HealthCareType = &m.HealthCareType.String
+    }
+    if m.ServiceType.Valid {
+        aux.ServiceType = &m.ServiceType.String
+    }
+
+    // Marshal struct anonim yang sudah "bersih"
+    return json.Marshal(aux)
+}
 
 func (r MsRegistrationCounter) MarshalJSON() ([]byte, error) {
     type Alias MsRegistrationCounter
@@ -72,6 +129,7 @@ func (r MsRegistrationCounter) MarshalJSON() ([]byte, error) {
     return json.Marshal(aux)
 }
 
+
 // Helper methods untuk mendapatkan nilai yang aman
 func (r *MsRegistrationCounter) GetName() string {
     if r.Name.Valid {
@@ -108,9 +166,14 @@ func (r *MsRegistrationCounter) GetActive() bool {
     return false
 }
 
+// type MsRegistrationCounterGetByIDResponse struct {
+//     Message string                `json:"message"`
+//     Data    *MsRegistrationCounter `json:"data"`
+// }
+
 type MsRegistrationCounterGetByIDResponse struct {
     Message string                `json:"message"`
-    Data    *MsRegistrationCounter `json:"data"`
+    Data    *MsRegistrationCounterDetail `json:"data"`
 }
 
 type MsRegistrationCounterGetResponse struct {

internal/routes/v1/routes.go

@@ -7,6 +7,7 @@ import (
 	healthcheckHandlers "api-service/internal/handlers/healthcheck"
 	kioskListkioskHandlers "api-service/internal/handlers/kiosk"
 	pesertaHandlers "api-service/internal/handlers/peserta"
+	registerCounterkHandlers "api-service/internal/handlers/registrasi"
 	retribusiHandlers "api-service/internal/handlers/retribusi"
 	"api-service/internal/handlers/websocket"
 	websocketHandlers "api-service/internal/handlers/websocket"
@@ -795,5 +796,17 @@ func RegisterRoutes(cfg *config.Config) *gin.Engine {
 		kioskListkioskGroup.GET("/stats", kioskListkioskHandler.GetKioskStats)
 	}
 
+
+	registerCounterHandler := registerCounterkHandlers.NewRegistrationCounterHandler()
+	regitsterCounterGroup := v1.Group("/registercounter")
+	{
+		regitsterCounterGroup.GET("/list", registerCounterHandler.GetRegistrationCounters)
+		regitsterCounterGroup.GET("/:id", registerCounterHandler.GetRegistrationCounterByID)
+		regitsterCounterGroup.POST("", registerCounterHandler.CreateRegistrationCounter)
+		regitsterCounterGroup.PUT("/:id", registerCounterHandler.UpdateRegistrationCounter)
+		regitsterCounterGroup.DELETE("/:id", registerCounterHandler.DeleteRegistrationCounter)
+		regitsterCounterGroup.GET("/stats", registerCounterHandler.GetRegistrationCounterStats)
+	}
+
 	return router
 }