perbaikan tool generete

internal/utils/validation/duplicate_validator.go

@@ -0,0 +1,141 @@
+package validation
+
+import (
+	"context"
+	"database/sql"
+	"fmt"
+	"time"
+)
+
+// ValidationConfig holds configuration for duplicate validation
+type ValidationConfig struct {
+	TableName        string
+	IDColumn         string
+	StatusColumn     string
+	DateColumn       string
+	ActiveStatuses   []string
+	AdditionalFields map[string]interface{}
+}
+
+// DuplicateValidator provides methods for validating duplicate entries
+type DuplicateValidator struct {
+	db *sql.DB
+}
+
+// NewDuplicateValidator creates a new instance of DuplicateValidator
+func NewDuplicateValidator(db *sql.DB) *DuplicateValidator {
+	return &DuplicateValidator{db: db}
+}
+
+// ValidateDuplicate checks for duplicate entries based on the provided configuration
+func (dv *DuplicateValidator) ValidateDuplicate(ctx context.Context, config ValidationConfig, identifier interface{}) error {
+	query := fmt.Sprintf(`
+		SELECT COUNT(*) 
+		FROM %s 
+		WHERE %s = $1 
+		AND %s = ANY($2) 
+		AND DATE(%s) = CURRENT_DATE
+	`, config.TableName, config.IDColumn, config.StatusColumn, config.DateColumn)
+
+	var count int
+	err := dv.db.QueryRowContext(ctx, query, identifier, config.ActiveStatuses).Scan(&count)
+	if err != nil {
+		return fmt.Errorf("failed to check duplicate: %w", err)
+	}
+
+	if count > 0 {
+		return fmt.Errorf("data with ID %v already exists with active status today", identifier)
+	}
+
+	return nil
+}
+
+// ValidateDuplicateWithCustomFields checks for duplicates with additional custom fields
+func (dv *DuplicateValidator) ValidateDuplicateWithCustomFields(ctx context.Context, config ValidationConfig, fields map[string]interface{}) error {
+	whereClause := fmt.Sprintf("%s = ANY($1) AND DATE(%s) = CURRENT_DATE", config.StatusColumn, config.DateColumn)
+	args := []interface{}{config.ActiveStatuses}
+	argIndex := 2
+
+	// Add additional field conditions
+	for fieldName, fieldValue := range config.AdditionalFields {
+		whereClause += fmt.Sprintf(" AND %s = $%d", fieldName, argIndex)
+		args = append(args, fieldValue)
+		argIndex++
+	}
+
+	// Add dynamic fields
+	for fieldName, fieldValue := range fields {
+		whereClause += fmt.Sprintf(" AND %s = $%d", fieldName, argIndex)
+		args = append(args, fieldValue)
+		argIndex++
+	}
+
+	query := fmt.Sprintf("SELECT COUNT(*) FROM %s WHERE %s", config.TableName, whereClause)
+
+	var count int
+	err := dv.db.QueryRowContext(ctx, query, args...).Scan(&count)
+	if err != nil {
+		return fmt.Errorf("failed to check duplicate with custom fields: %w", err)
+	}
+
+	if count > 0 {
+		return fmt.Errorf("duplicate entry found with the specified criteria")
+	}
+
+	return nil
+}
+
+// ValidateOncePerDay ensures only one submission per day for a given identifier
+func (dv *DuplicateValidator) ValidateOncePerDay(ctx context.Context, tableName, idColumn, dateColumn string, identifier interface{}) error {
+	query := fmt.Sprintf(`
+		SELECT COUNT(*) 
+		FROM %s 
+		WHERE %s = $1 
+		AND DATE(%s) = CURRENT_DATE
+	`, tableName, idColumn, dateColumn)
+
+	var count int
+	err := dv.db.QueryRowContext(ctx, query, identifier).Scan(&count)
+	if err != nil {
+		return fmt.Errorf("failed to check daily submission: %w", err)
+	}
+
+	if count > 0 {
+		return fmt.Errorf("only one submission allowed per day for ID %v", identifier)
+	}
+
+	return nil
+}
+
+// GetLastSubmissionTime returns the last submission time for a given identifier
+func (dv *DuplicateValidator) GetLastSubmissionTime(ctx context.Context, tableName, idColumn, dateColumn string, identifier interface{}) (*time.Time, error) {
+	query := fmt.Sprintf(`
+		SELECT %s 
+		FROM %s 
+		WHERE %s = $1 
+		ORDER BY %s DESC 
+		LIMIT 1
+	`, dateColumn, tableName, idColumn, dateColumn)
+
+	var lastTime time.Time
+	err := dv.db.QueryRowContext(ctx, query, identifier).Scan(&lastTime)
+	if err != nil {
+		if err == sql.ErrNoRows {
+			return nil, nil // No previous submission
+		}
+		return nil, fmt.Errorf("failed to get last submission time: %w", err)
+	}
+
+	return &lastTime, nil
+}
+
+// DefaultRetribusiConfig returns default configuration for retribusi validation
+func DefaultRetribusiConfig() ValidationConfig {
+	return ValidationConfig{
+		TableName:      "data_retribusi",
+		IDColumn:       "id",
+		StatusColumn:   "status",
+		DateColumn:     "date_created",
+		ActiveStatuses: []string{"active", "draft"},
+	}
+}