1016 lines
33 KiB
Go
1016 lines
33 KiB
Go
package handlers
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import (
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"api-service/internal/config"
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"api-service/internal/database"
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models "api-service/internal/models/retribusi"
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"context"
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"database/sql"
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"fmt"
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"log"
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"net/http"
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"strconv"
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"strings"
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"sync"
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"time"
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"github.com/gin-gonic/gin"
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"github.com/go-playground/validator/v10"
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"github.com/google/uuid"
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)
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var (
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db database.Service
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once sync.Once
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validate *validator.Validate
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)
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// Initialize the database connection and validator
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func init() {
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once.Do(func() {
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db = database.New(config.LoadConfig())
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validate = validator.New()
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// Register custom validations if needed
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validate.RegisterValidation("retribusi_status", validateRetribusiStatus)
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if db == nil {
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log.Fatal("Failed to initialize database connection")
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}
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})
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}
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// Custom validation for retribusi status
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func validateRetribusiStatus(fl validator.FieldLevel) bool {
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return models.IsValidStatus(fl.Field().String())
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}
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// RetribusiHandler handles retribusi services
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type RetribusiHandler struct {
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db database.Service
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}
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// NewRetribusiHandler creates a new RetribusiHandler
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func NewRetribusiHandler() *RetribusiHandler {
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return &RetribusiHandler{
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db: db,
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}
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}
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// GetRetribusi godoc
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// @Summary Get retribusi with pagination and optional aggregation
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// @Description Returns a paginated list of retribusis with optional summary statistics
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// @Tags retribusi
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// @Accept json
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// @Produce json
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// @Param limit query int false "Limit (max 100)" default(10)
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// @Param offset query int false "Offset" default(0)
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// @Param include_summary query bool false "Include aggregation summary" default(false)
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// @Param status query string false "Filter by status"
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// @Param jenis query string false "Filter by jenis"
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// @Param dinas query string false "Filter by dinas"
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// @Param search query string false "Search in multiple fields"
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// @Success 200 {object} models.RetribusiGetResponse "Success response"
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// @Failure 400 {object} models.ErrorResponse "Bad request"
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// @Failure 500 {object} models.ErrorResponse "Internal server error"
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// @Router /api/v1/retribusis [get]
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func (h *RetribusiHandler) GetRetribusi(c *gin.Context) {
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// Parse pagination parameters
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limit, offset, err := h.parsePaginationParams(c)
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if err != nil {
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h.respondError(c, "Invalid pagination parameters", err, http.StatusBadRequest)
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return
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}
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// Parse filter parameters
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filter := h.parseFilterParams(c)
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includeAggregation := c.Query("include_summary") == "true"
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// Get database connection
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dbConn, err := h.db.GetDB("satudata")
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if err != nil {
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h.logAndRespondError(c, "Database connection failed", err, http.StatusInternalServerError)
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return
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}
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// Create context with timeout
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ctx, cancel := context.WithTimeout(c.Request.Context(), 30*time.Second)
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defer cancel()
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// Execute concurrent operations
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var (
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retribusis []models.Retribusi
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total int
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aggregateData *models.AggregateData
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wg sync.WaitGroup
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errChan = make(chan error, 3)
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mu sync.Mutex
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)
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// Fetch total count
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wg.Add(1)
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go func() {
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defer wg.Done()
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if err := h.getTotalCount(ctx, dbConn, filter, &total); err != nil {
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mu.Lock()
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errChan <- fmt.Errorf("failed to get total count: %w", err)
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mu.Unlock()
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}
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}()
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// Fetch main data
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wg.Add(1)
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go func() {
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defer wg.Done()
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result, err := h.fetchRetribusis(ctx, dbConn, filter, limit, offset)
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mu.Lock()
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if err != nil {
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errChan <- fmt.Errorf("failed to fetch data: %w", err)
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} else {
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retribusis = result
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}
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mu.Unlock()
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}()
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// Fetch aggregation data if requested
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if includeAggregation {
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wg.Add(1)
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go func() {
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defer wg.Done()
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result, err := h.getAggregateData(ctx, dbConn, filter)
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mu.Lock()
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if err != nil {
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errChan <- fmt.Errorf("failed to get aggregate data: %w", err)
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} else {
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aggregateData = result
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}
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mu.Unlock()
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}()
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}
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// Wait for all goroutines
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wg.Wait()
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close(errChan)
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// Check for errors
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for err := range errChan {
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if err != nil {
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h.logAndRespondError(c, "Data processing failed", err, http.StatusInternalServerError)
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return
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}
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}
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// Build response
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meta := h.calculateMeta(limit, offset, total)
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response := models.RetribusiGetResponse{
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Message: "Data retribusi berhasil diambil",
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Data: retribusis,
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Meta: meta,
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}
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if includeAggregation && aggregateData != nil {
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response.Summary = aggregateData
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}
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c.JSON(http.StatusOK, response)
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}
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// GetRetribusiByID godoc
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// @Summary Get Retribusi by ID
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// @Description Returns a single retribusi by ID
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// @Tags retribusi
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// @Accept json
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// @Produce json
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// @Param id path string true "Retribusi ID (UUID)"
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// @Success 200 {object} models.RetribusiGetByIDResponse "Success response"
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// @Failure 400 {object} models.ErrorResponse "Invalid ID format"
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// @Failure 404 {object} models.ErrorResponse "Retribusi not found"
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// @Failure 500 {object} models.ErrorResponse "Internal server error"
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// @Router /api/v1/retribusi/{id} [get]
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func (h *RetribusiHandler) GetRetribusiByID(c *gin.Context) {
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id := c.Param("id")
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// Validate UUID format
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if _, err := uuid.Parse(id); err != nil {
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h.respondError(c, "Invalid ID format", err, http.StatusBadRequest)
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return
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}
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dbConn, err := h.db.GetDB("satudata")
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if err != nil {
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h.logAndRespondError(c, "Database connection failed", err, http.StatusInternalServerError)
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return
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}
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ctx, cancel := context.WithTimeout(c.Request.Context(), 15*time.Second)
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defer cancel()
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retribusi, err := h.getRetribusiByID(ctx, dbConn, id)
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if err != nil {
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if err == sql.ErrNoRows {
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h.respondError(c, "Retribusi not found", err, http.StatusNotFound)
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} else {
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h.logAndRespondError(c, "Failed to get retribusi", err, http.StatusInternalServerError)
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}
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return
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}
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response := models.RetribusiGetByIDResponse{
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Message: "Retribusi details retrieved successfully",
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Data: retribusi,
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}
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c.JSON(http.StatusOK, response)
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}
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// CreateRetribusi godoc
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// @Summary Create retribusi
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// @Description Creates a new retribusi record
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// @Tags retribusi
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// @Accept json
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// @Produce json
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// @Param request body models.RetribusiCreateRequest true "Retribusi creation request"
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// @Success 201 {object} models.RetribusiCreateResponse "Retribusi created successfully"
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// @Failure 400 {object} models.ErrorResponse "Bad request or validation error"
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// @Failure 500 {object} models.ErrorResponse "Internal server error"
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// @Router /api/v1/retribusis [post]
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func (h *RetribusiHandler) CreateRetribusi(c *gin.Context) {
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var req models.RetribusiCreateRequest
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if err := c.ShouldBindJSON(&req); err != nil {
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h.respondError(c, "Invalid request body", err, http.StatusBadRequest)
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return
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}
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// Validate request
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if err := validate.Struct(&req); err != nil {
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h.respondError(c, "Validation failed", err, http.StatusBadRequest)
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return
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}
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dbConn, err := h.db.GetDB("satudata")
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if err != nil {
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h.logAndRespondError(c, "Database connection failed", err, http.StatusInternalServerError)
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return
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}
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ctx, cancel := context.WithTimeout(c.Request.Context(), 15*time.Second)
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defer cancel()
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retribusi, err := h.createRetribusi(ctx, dbConn, &req)
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if err != nil {
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h.logAndRespondError(c, "Failed to create retribusi", err, http.StatusInternalServerError)
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return
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}
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response := models.RetribusiCreateResponse{
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Message: "Retribusi berhasil dibuat",
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Data: retribusi,
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}
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c.JSON(http.StatusCreated, response)
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}
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// UpdateRetribusi godoc
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// @Summary Update retribusi
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// @Description Updates an existing retribusi record
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// @Tags retribusi
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// @Accept json
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// @Produce json
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// @Param id path string true "Retribusi ID (UUID)"
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// @Param request body models.RetribusiUpdateRequest true "Retribusi update request"
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// @Success 200 {object} models.RetribusiUpdateResponse "Retribusi updated successfully"
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// @Failure 400 {object} models.ErrorResponse "Bad request or validation error"
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// @Failure 404 {object} models.ErrorResponse "Retribusi not found"
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// @Failure 500 {object} models.ErrorResponse "Internal server error"
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// @Router /api/v1/retribusi/{id} [put]
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func (h *RetribusiHandler) UpdateRetribusi(c *gin.Context) {
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id := c.Param("id")
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// Validate UUID format
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if _, err := uuid.Parse(id); err != nil {
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h.respondError(c, "Invalid ID format", err, http.StatusBadRequest)
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return
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}
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var req models.RetribusiUpdateRequest
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if err := c.ShouldBindJSON(&req); err != nil {
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h.respondError(c, "Invalid request body", err, http.StatusBadRequest)
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return
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}
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// Set ID from path parameter
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req.ID = id
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// Validate request
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if err := validate.Struct(&req); err != nil {
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h.respondError(c, "Validation failed", err, http.StatusBadRequest)
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return
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}
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dbConn, err := h.db.GetDB("satudata")
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if err != nil {
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h.logAndRespondError(c, "Database connection failed", err, http.StatusInternalServerError)
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return
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}
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ctx, cancel := context.WithTimeout(c.Request.Context(), 15*time.Second)
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defer cancel()
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retribusi, err := h.updateRetribusi(ctx, dbConn, &req)
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if err != nil {
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if err == sql.ErrNoRows {
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h.respondError(c, "Retribusi not found", err, http.StatusNotFound)
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} else {
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h.logAndRespondError(c, "Failed to update retribusi", err, http.StatusInternalServerError)
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}
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return
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}
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response := models.RetribusiUpdateResponse{
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Message: "Retribusi berhasil diperbarui",
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Data: retribusi,
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}
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c.JSON(http.StatusOK, response)
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}
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// DeleteRetribusi godoc
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// @Summary Delete retribusi
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// @Description Soft deletes a retribusi by setting status to 'deleted'
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// @Tags retribusi
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// @Accept json
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// @Produce json
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// @Param id path string true "Retribusi ID (UUID)"
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// @Success 200 {object} models.RetribusiDeleteResponse "Retribusi deleted successfully"
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// @Failure 400 {object} models.ErrorResponse "Invalid ID format"
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// @Failure 404 {object} models.ErrorResponse "Retribusi not found"
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// @Failure 500 {object} models.ErrorResponse "Internal server error"
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// @Router /api/v1/retribusi/{id} [delete]
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func (h *RetribusiHandler) DeleteRetribusi(c *gin.Context) {
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id := c.Param("id")
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// Validate UUID format
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if _, err := uuid.Parse(id); err != nil {
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h.respondError(c, "Invalid ID format", err, http.StatusBadRequest)
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return
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}
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dbConn, err := h.db.GetDB("satudata")
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if err != nil {
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h.logAndRespondError(c, "Database connection failed", err, http.StatusInternalServerError)
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return
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}
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ctx, cancel := context.WithTimeout(c.Request.Context(), 15*time.Second)
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defer cancel()
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err = h.deleteRetribusi(ctx, dbConn, id)
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if err != nil {
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if err == sql.ErrNoRows {
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h.respondError(c, "Retribusi not found", err, http.StatusNotFound)
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} else {
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h.logAndRespondError(c, "Failed to delete retribusi", err, http.StatusInternalServerError)
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}
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return
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}
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response := models.RetribusiDeleteResponse{
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Message: "Retribusi berhasil dihapus",
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ID: id,
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}
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c.JSON(http.StatusOK, response)
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}
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// GetRetribusiStats godoc
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// @Summary Get retribusi statistics
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// @Description Returns comprehensive statistics about retribusi data
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// @Tags retribusi
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// @Accept json
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// @Produce json
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// @Param status query string false "Filter statistics by status"
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// @Success 200 {object} models.AggregateData "Statistics data"
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// @Failure 500 {object} models.ErrorResponse "Internal server error"
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// @Router /api/v1/retribusis/stats [get]
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func (h *RetribusiHandler) GetRetribusiStats(c *gin.Context) {
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dbConn, err := h.db.GetDB("satudata")
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if err != nil {
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h.logAndRespondError(c, "Database connection failed", err, http.StatusInternalServerError)
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return
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}
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ctx, cancel := context.WithTimeout(c.Request.Context(), 15*time.Second)
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defer cancel()
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filter := h.parseFilterParams(c)
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aggregateData, err := h.getAggregateData(ctx, dbConn, filter)
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if err != nil {
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h.logAndRespondError(c, "Failed to get statistics", err, http.StatusInternalServerError)
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return
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}
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c.JSON(http.StatusOK, gin.H{
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"message": "Statistik retribusi berhasil diambil",
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"data": aggregateData,
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})
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}
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// Get retribusi by ID
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func (h *RetribusiHandler) getRetribusiByID(ctx context.Context, dbConn *sql.DB, id string) (*models.Retribusi, error) {
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query := `
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SELECT
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id, status, sort, user_created, date_created, user_updated, date_updated,
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"Jenis", "Pelayanan", "Dinas", "Kelompok_obyek", "Kode_tarif",
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"Tarif", "Satuan", "Tarif_overtime", "Satuan_overtime",
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"Rekening_pokok", "Rekening_denda", "Uraian_1", "Uraian_2", "Uraian_3"
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FROM data_retribusi
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WHERE id = $1 AND status != 'deleted'`
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row := dbConn.QueryRowContext(ctx, query, id)
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var retribusi models.Retribusi
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err := row.Scan(
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&retribusi.ID, &retribusi.Status, &retribusi.Sort, &retribusi.UserCreated,
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&retribusi.DateCreated, &retribusi.UserUpdated, &retribusi.DateUpdated,
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&retribusi.Jenis, &retribusi.Pelayanan, &retribusi.Dinas, &retribusi.KelompokObyek,
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&retribusi.KodeTarif, &retribusi.Tarif, &retribusi.Satuan, &retribusi.TarifOvertime,
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&retribusi.SatuanOvertime, &retribusi.RekeningPokok, &retribusi.RekeningDenda,
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&retribusi.Uraian1, &retribusi.Uraian2, &retribusi.Uraian3,
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)
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if err != nil {
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return nil, err
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}
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return &retribusi, nil
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}
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// Create retribusi
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func (h *RetribusiHandler) createRetribusi(ctx context.Context, dbConn *sql.DB, req *models.RetribusiCreateRequest) (*models.Retribusi, error) {
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id := uuid.New().String()
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now := time.Now()
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query := `
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INSERT INTO data_retribusi (
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id, status, date_created, date_updated,
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"Jenis", "Pelayanan", "Dinas", "Kelompok_obyek", "Kode_tarif",
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"Tarif", "Satuan", "Tarif_overtime", "Satuan_overtime",
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"Rekening_pokok", "Rekening_denda", "Uraian_1", "Uraian_2", "Uraian_3"
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) VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15, $16, $17, $18)
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RETURNING
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id, status, sort, user_created, date_created, user_updated, date_updated,
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"Jenis", "Pelayanan", "Dinas", "Kelompok_obyek", "Kode_tarif",
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"Tarif", "Satuan", "Tarif_overtime", "Satuan_overtime",
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"Rekening_pokok", "Rekening_denda", "Uraian_1", "Uraian_2", "Uraian_3"`
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row := dbConn.QueryRowContext(ctx, query,
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id, req.Status, now, now,
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req.Jenis, req.Pelayanan, req.Dinas, req.KelompokObyek, req.KodeTarif,
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req.Tarif, req.Satuan, req.TarifOvertime, req.SatuanOvertime,
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req.RekeningPokok, req.RekeningDenda, req.Uraian1, req.Uraian2, req.Uraian3,
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)
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var retribusi models.Retribusi
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err := row.Scan(
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&retribusi.ID, &retribusi.Status, &retribusi.Sort, &retribusi.UserCreated,
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&retribusi.DateCreated, &retribusi.UserUpdated, &retribusi.DateUpdated,
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&retribusi.Jenis, &retribusi.Pelayanan, &retribusi.Dinas, &retribusi.KelompokObyek,
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&retribusi.KodeTarif, &retribusi.Tarif, &retribusi.Satuan, &retribusi.TarifOvertime,
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&retribusi.SatuanOvertime, &retribusi.RekeningPokok, &retribusi.RekeningDenda,
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&retribusi.Uraian1, &retribusi.Uraian2, &retribusi.Uraian3,
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)
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if err != nil {
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return nil, fmt.Errorf("failed to create retribusi: %w", err)
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}
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return &retribusi, nil
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}
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// Update retribusi
|
|
func (h *RetribusiHandler) updateRetribusi(ctx context.Context, dbConn *sql.DB, req *models.RetribusiUpdateRequest) (*models.Retribusi, error) {
|
|
now := time.Now()
|
|
|
|
query := `
|
|
UPDATE data_retribusi SET
|
|
status = $2, date_updated = $3,
|
|
"Jenis" = $4, "Pelayanan" = $5, "Dinas" = $6, "Kelompok_obyek" = $7, "Kode_tarif" = $8,
|
|
"Tarif" = $9, "Satuan" = $10, "Tarif_overtime" = $11, "Satuan_overtime" = $12,
|
|
"Rekening_pokok" = $13, "Rekening_denda" = $14, "Uraian_1" = $15, "Uraian_2" = $16, "Uraian_3" = $17
|
|
WHERE id = $1 AND status != 'deleted'
|
|
RETURNING
|
|
id, status, sort, user_created, date_created, user_updated, date_updated,
|
|
"Jenis", "Pelayanan", "Dinas", "Kelompok_obyek", "Kode_tarif",
|
|
"Tarif", "Satuan", "Tarif_overtime", "Satuan_overtime",
|
|
"Rekening_pokok", "Rekening_denda", "Uraian_1", "Uraian_2", "Uraian_3"`
|
|
|
|
row := dbConn.QueryRowContext(ctx, query,
|
|
req.ID, req.Status, now,
|
|
req.Jenis, req.Pelayanan, req.Dinas, req.KelompokObyek, req.KodeTarif,
|
|
req.Tarif, req.Satuan, req.TarifOvertime, req.SatuanOvertime,
|
|
req.RekeningPokok, req.RekeningDenda, req.Uraian1, req.Uraian2, req.Uraian3,
|
|
)
|
|
|
|
var retribusi models.Retribusi
|
|
err := row.Scan(
|
|
&retribusi.ID, &retribusi.Status, &retribusi.Sort, &retribusi.UserCreated,
|
|
&retribusi.DateCreated, &retribusi.UserUpdated, &retribusi.DateUpdated,
|
|
&retribusi.Jenis, &retribusi.Pelayanan, &retribusi.Dinas, &retribusi.KelompokObyek,
|
|
&retribusi.KodeTarif, &retribusi.Tarif, &retribusi.Satuan, &retribusi.TarifOvertime,
|
|
&retribusi.SatuanOvertime, &retribusi.RekeningPokok, &retribusi.RekeningDenda,
|
|
&retribusi.Uraian1, &retribusi.Uraian2, &retribusi.Uraian3,
|
|
)
|
|
|
|
if err != nil {
|
|
return nil, fmt.Errorf("failed to update retribusi: %w", err)
|
|
}
|
|
|
|
return &retribusi, nil
|
|
}
|
|
|
|
// Soft delete retribusi
|
|
func (h *RetribusiHandler) deleteRetribusi(ctx context.Context, dbConn *sql.DB, id string) error {
|
|
now := time.Now()
|
|
|
|
query := `UPDATE data_retribusi SET status = 'deleted', date_updated = $2 WHERE id = $1 AND status != 'deleted'`
|
|
|
|
result, err := dbConn.ExecContext(ctx, query, id, now)
|
|
if err != nil {
|
|
return fmt.Errorf("failed to delete retribusi: %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
|
|
}
|
|
|
|
// Enhanced error handling
|
|
func (h *RetribusiHandler) 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 *RetribusiHandler) 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(),
|
|
})
|
|
}
|
|
|
|
// Parse pagination parameters dengan validation yang lebih ketat
|
|
func (h *RetribusiHandler) parsePaginationParams(c *gin.Context) (int, int, error) {
|
|
limit := 10 // Default limit
|
|
offset := 0 // Default offset
|
|
|
|
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 {
|
|
return 0, 0, fmt.Errorf("limit must be greater than 0")
|
|
}
|
|
if parsedLimit > 100 {
|
|
return 0, 0, fmt.Errorf("limit cannot exceed 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
|
|
}
|
|
|
|
log.Printf("Pagination - Limit: %d, Offset: %d", limit, offset)
|
|
return limit, offset, nil
|
|
}
|
|
|
|
// Build WHERE clause dengan filter parameters
|
|
func (h *RetribusiHandler) buildWhereClause(filter models.RetribusiFilter) (string, []interface{}) {
|
|
conditions := []string{"status != 'deleted'"}
|
|
args := []interface{}{}
|
|
paramCount := 1
|
|
|
|
if filter.Status != nil {
|
|
conditions = append(conditions, fmt.Sprintf("status = $%d", paramCount))
|
|
args = append(args, *filter.Status)
|
|
paramCount++
|
|
}
|
|
|
|
if filter.Jenis != nil {
|
|
conditions = append(conditions, fmt.Sprintf(`"Jenis" ILIKE $%d`, paramCount))
|
|
args = append(args, "%"+*filter.Jenis+"%")
|
|
paramCount++
|
|
}
|
|
|
|
if filter.Dinas != nil {
|
|
conditions = append(conditions, fmt.Sprintf(`"Dinas" ILIKE $%d`, paramCount))
|
|
args = append(args, "%"+*filter.Dinas+"%")
|
|
paramCount++
|
|
}
|
|
|
|
if filter.KelompokObyek != nil {
|
|
conditions = append(conditions, fmt.Sprintf(`"Kelompok_obyek" ILIKE $%d`, paramCount))
|
|
args = append(args, "%"+*filter.KelompokObyek+"%")
|
|
paramCount++
|
|
}
|
|
|
|
if filter.Search != nil {
|
|
searchCondition := fmt.Sprintf(`(
|
|
"Jenis" ILIKE $%d OR
|
|
"Pelayanan" ILIKE $%d OR
|
|
"Dinas" ILIKE $%d OR
|
|
"Kode_tarif" ILIKE $%d OR
|
|
"Uraian_1" ILIKE $%d OR
|
|
"Uraian_2" ILIKE $%d OR
|
|
"Uraian_3" ILIKE $%d
|
|
)`, paramCount, paramCount, paramCount, paramCount, paramCount, paramCount,paramCount)
|
|
conditions = append(conditions, searchCondition)
|
|
searchTerm := "%" + *filter.Search + "%"
|
|
args = append(args, searchTerm)
|
|
paramCount++
|
|
}
|
|
|
|
if filter.DateFrom != nil {
|
|
conditions = append(conditions, fmt.Sprintf("date_created >= $%d", paramCount))
|
|
args = append(args, *filter.DateFrom)
|
|
paramCount++
|
|
}
|
|
|
|
if filter.DateTo != nil {
|
|
conditions = append(conditions, fmt.Sprintf("date_created <= $%d", paramCount))
|
|
args = append(args, filter.DateTo.Add(24*time.Hour-time.Nanosecond)) // End of day
|
|
paramCount++
|
|
}
|
|
|
|
return strings.Join(conditions, " AND "), args
|
|
}
|
|
|
|
// Optimized scanning function yang menggunakan sql.Null* types langsung
|
|
func (h *RetribusiHandler) scanRetribusi(rows *sql.Rows) (models.Retribusi, error) {
|
|
var retribusi models.Retribusi
|
|
|
|
return retribusi, rows.Scan(
|
|
&retribusi.ID,
|
|
&retribusi.Status,
|
|
&retribusi.Sort,
|
|
&retribusi.UserCreated,
|
|
&retribusi.DateCreated,
|
|
&retribusi.UserUpdated,
|
|
&retribusi.DateUpdated,
|
|
&retribusi.Jenis,
|
|
&retribusi.Pelayanan,
|
|
&retribusi.Dinas,
|
|
&retribusi.KelompokObyek,
|
|
&retribusi.KodeTarif,
|
|
&retribusi.Tarif,
|
|
&retribusi.Satuan,
|
|
&retribusi.TarifOvertime,
|
|
&retribusi.SatuanOvertime,
|
|
&retribusi.RekeningPokok,
|
|
&retribusi.RekeningDenda,
|
|
&retribusi.Uraian1,
|
|
&retribusi.Uraian2,
|
|
&retribusi.Uraian3,
|
|
)
|
|
}
|
|
|
|
// Parse filter parameters dari query string
|
|
func (h *RetribusiHandler) parseFilterParams(c *gin.Context) models.RetribusiFilter {
|
|
filter := models.RetribusiFilter{}
|
|
|
|
if status := c.Query("status"); status != "" {
|
|
if models.IsValidStatus(status) {
|
|
filter.Status = &status
|
|
}
|
|
}
|
|
|
|
if jenis := c.Query("jenis"); jenis != "" {
|
|
filter.Jenis = &jenis
|
|
}
|
|
|
|
if dinas := c.Query("dinas"); dinas != "" {
|
|
filter.Dinas = &dinas
|
|
}
|
|
|
|
if kelompokObyek := c.Query("kelompok_obyek"); kelompokObyek != "" {
|
|
filter.KelompokObyek = &kelompokObyek
|
|
}
|
|
|
|
if search := c.Query("search"); search != "" {
|
|
filter.Search = &search
|
|
}
|
|
|
|
// Parse date filters
|
|
if dateFromStr := c.Query("date_from"); dateFromStr != "" {
|
|
if dateFrom, err := time.Parse("2006-01-02", dateFromStr); err == nil {
|
|
filter.DateFrom = &dateFrom
|
|
}
|
|
}
|
|
|
|
if dateToStr := c.Query("date_to"); dateToStr != "" {
|
|
if dateTo, err := time.Parse("2006-01-02", dateToStr); err == nil {
|
|
filter.DateTo = &dateTo
|
|
}
|
|
}
|
|
|
|
return filter
|
|
}
|
|
// Get comprehensive aggregate data dengan filter support
|
|
func (h *RetribusiHandler) getAggregateData(ctx context.Context, dbConn *sql.DB, filter models.RetribusiFilter) (*models.AggregateData, error) {
|
|
aggregate := &models.AggregateData{
|
|
ByStatus: make(map[string]int),
|
|
ByDinas: make(map[string]int),
|
|
ByJenis: make(map[string]int),
|
|
}
|
|
|
|
// Build where clause untuk filter
|
|
whereClause, args := h.buildWhereClause(filter)
|
|
|
|
// Use concurrent execution untuk performance
|
|
var wg sync.WaitGroup
|
|
var mu sync.Mutex
|
|
errChan := make(chan error, 4)
|
|
|
|
// 1. Count by status
|
|
wg.Add(1)
|
|
go func() {
|
|
defer wg.Done()
|
|
statusQuery := fmt.Sprintf(`
|
|
SELECT status, COUNT(*)
|
|
FROM data_retribusi
|
|
WHERE %s
|
|
GROUP BY status
|
|
ORDER BY status`, 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 status string
|
|
var count int
|
|
if err := rows.Scan(&status, &count); err != nil {
|
|
mu.Unlock()
|
|
errChan <- fmt.Errorf("status scan failed: %w", err)
|
|
return
|
|
}
|
|
aggregate.ByStatus[status] = count
|
|
switch status {
|
|
case "active":
|
|
aggregate.TotalActive = count
|
|
case "draft":
|
|
aggregate.TotalDraft = count
|
|
case "inactive":
|
|
aggregate.TotalInactive = count
|
|
}
|
|
}
|
|
mu.Unlock()
|
|
|
|
if err := rows.Err(); err != nil {
|
|
errChan <- fmt.Errorf("status iteration error: %w", err)
|
|
}
|
|
}()
|
|
|
|
// 2. Count by Dinas
|
|
wg.Add(1)
|
|
go func() {
|
|
defer wg.Done()
|
|
dinasQuery := fmt.Sprintf(`
|
|
SELECT COALESCE("Dinas", 'Unknown') as dinas, COUNT(*)
|
|
FROM data_retribusi
|
|
WHERE %s AND "Dinas" IS NOT NULL AND TRIM("Dinas") != ''
|
|
GROUP BY "Dinas"
|
|
ORDER BY COUNT(*) DESC
|
|
LIMIT 10`, whereClause)
|
|
|
|
rows, err := dbConn.QueryContext(ctx, dinasQuery, args...)
|
|
if err != nil {
|
|
errChan <- fmt.Errorf("dinas query failed: %w", err)
|
|
return
|
|
}
|
|
defer rows.Close()
|
|
|
|
mu.Lock()
|
|
for rows.Next() {
|
|
var dinas string
|
|
var count int
|
|
if err := rows.Scan(&dinas, &count); err != nil {
|
|
mu.Unlock()
|
|
errChan <- fmt.Errorf("dinas scan failed: %w", err)
|
|
return
|
|
}
|
|
aggregate.ByDinas[dinas] = count
|
|
}
|
|
mu.Unlock()
|
|
|
|
if err := rows.Err(); err != nil {
|
|
errChan <- fmt.Errorf("dinas iteration error: %w", err)
|
|
}
|
|
}()
|
|
|
|
// 3. Count by Jenis
|
|
wg.Add(1)
|
|
go func() {
|
|
defer wg.Done()
|
|
jenisQuery := fmt.Sprintf(`
|
|
SELECT COALESCE("Jenis", 'Unknown') as jenis, COUNT(*)
|
|
FROM data_retribusi
|
|
WHERE %s AND "Jenis" IS NOT NULL AND TRIM("Jenis") != ''
|
|
GROUP BY "Jenis"
|
|
ORDER BY COUNT(*) DESC
|
|
LIMIT 10`, whereClause)
|
|
|
|
rows, err := dbConn.QueryContext(ctx, jenisQuery, args...)
|
|
if err != nil {
|
|
errChan <- fmt.Errorf("jenis query failed: %w", err)
|
|
return
|
|
}
|
|
defer rows.Close()
|
|
|
|
mu.Lock()
|
|
for rows.Next() {
|
|
var jenis string
|
|
var count int
|
|
if err := rows.Scan(&jenis, &count); err != nil {
|
|
mu.Unlock()
|
|
errChan <- fmt.Errorf("jenis scan failed: %w", err)
|
|
return
|
|
}
|
|
aggregate.ByJenis[jenis] = count
|
|
}
|
|
mu.Unlock()
|
|
|
|
if err := rows.Err(); err != nil {
|
|
errChan <- fmt.Errorf("jenis iteration error: %w", err)
|
|
}
|
|
}()
|
|
|
|
// 4. Get last updated time dan today statistics
|
|
wg.Add(1)
|
|
go func() {
|
|
defer wg.Done()
|
|
|
|
// Last updated
|
|
lastUpdatedQuery := fmt.Sprintf(`
|
|
SELECT MAX(date_updated)
|
|
FROM data_retribusi
|
|
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 data_retribusi
|
|
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
|
|
}
|
|
// Get total count dengan filter support
|
|
func (h *RetribusiHandler) getTotalCount(ctx context.Context, dbConn *sql.DB, filter models.RetribusiFilter, total *int) error {
|
|
whereClause, args := h.buildWhereClause(filter)
|
|
countQuery := fmt.Sprintf(`SELECT COUNT(*) FROM data_retribusi 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
|
|
}
|
|
// Enhanced fetchRetribusis dengan filter support
|
|
func (h *RetribusiHandler) fetchRetribusis(ctx context.Context, dbConn *sql.DB, filter models.RetribusiFilter, limit, offset int) ([]models.Retribusi, error) {
|
|
whereClause, args := h.buildWhereClause(filter)
|
|
|
|
// Build the main query with pagination
|
|
query := fmt.Sprintf(`
|
|
SELECT
|
|
id, status, sort, user_created, date_created, user_updated, date_updated,
|
|
"Jenis", "Pelayanan", "Dinas", "Kelompok_obyek", "Kode_tarif",
|
|
"Tarif", "Satuan", "Tarif_overtime", "Satuan_overtime",
|
|
"Rekening_pokok", "Rekening_denda", "Uraian_1", "Uraian_2", "Uraian_3"
|
|
FROM data_retribusi
|
|
WHERE %s
|
|
ORDER BY date_created DESC NULLS LAST
|
|
LIMIT $%d OFFSET $%d`,
|
|
whereClause, len(args)+1, len(args)+2)
|
|
|
|
// Add pagination parameters
|
|
args = append(args, limit, offset)
|
|
|
|
rows, err := dbConn.QueryContext(ctx, query, args...)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("fetch retribusis query failed: %w", err)
|
|
}
|
|
defer rows.Close()
|
|
|
|
// Pre-allocate slice dengan kapasitas yang tepat
|
|
retribusis := make([]models.Retribusi, 0, limit)
|
|
|
|
for rows.Next() {
|
|
retribusi, err := h.scanRetribusi(rows)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("scan retribusi failed: %w", err)
|
|
}
|
|
retribusis = append(retribusis, retribusi)
|
|
}
|
|
|
|
if err := rows.Err(); err != nil {
|
|
return nil, fmt.Errorf("rows iteration error: %w", err)
|
|
}
|
|
|
|
log.Printf("Successfully fetched %d retribusis with filters applied", len(retribusis))
|
|
return retribusis, nil
|
|
}
|
|
// Calculate pagination metadata
|
|
func (h *RetribusiHandler) calculateMeta(limit, offset, total int) models.MetaResponse {
|
|
totalPages := 0
|
|
currentPage := 1
|
|
|
|
if limit > 0 {
|
|
totalPages = (total + limit - 1) / limit // Ceiling division
|
|
currentPage = (offset / limit) + 1
|
|
}
|
|
|
|
return models.MetaResponse{
|
|
Limit: limit,
|
|
Offset: offset,
|
|
Total: total,
|
|
TotalPages: totalPages,
|
|
CurrentPage: currentPage,
|
|
HasNext: offset+limit < total,
|
|
HasPrev: offset > 0,
|
|
}
|
|
}
|
|
// models/retribusi.go - pastikan struct ini memiliki semua field
|
|
type AggregateData struct {
|
|
TotalActive int `json:"total_active"`
|
|
TotalDraft int `json:"total_draft"`
|
|
TotalInactive int `json:"total_inactive"`
|
|
ByStatus map[string]int `json:"by_status"`
|
|
ByDinas map[string]int `json:"by_dinas,omitempty"`
|
|
ByJenis map[string]int `json:"by_jenis,omitempty"`
|
|
LastUpdated *time.Time `json:"last_updated,omitempty"`
|
|
CreatedToday int `json:"created_today"`
|
|
UpdatedToday int `json:"updated_today"`
|
|
}
|