Files
History_Api/internal/services/statisticService.go
2026-05-07 11:31:53 +07:00

76 lines
2.3 KiB
Go

package services
import (
"context"
"history-api/internal/dtos/request"
"history-api/internal/dtos/response"
"history-api/internal/gen/sqlc"
"history-api/internal/repositories"
"time"
"github.com/gofiber/fiber/v3"
"github.com/jackc/pgx/v5/pgtype"
)
type StatisticService interface {
Search(ctx context.Context, dto *request.SearchStatisticDto) ([]*response.StatisticResponse, *fiber.Error)
GetByDate(ctx context.Context, dateStr string) (*response.StatisticResponse, *fiber.Error)
}
type statisticService struct {
repo repositories.StatisticRepository
}
func NewStatisticService(repo repositories.StatisticRepository) StatisticService {
return &statisticService{repo: repo}
}
func (s *statisticService) Search(ctx context.Context, dto *request.SearchStatisticDto) ([]*response.StatisticResponse, *fiber.Error) {
params := sqlc.SearchSystemStatisticsParams{}
if dto.StartDate != "" {
parsedDate, err := time.Parse("2006-01-02", dto.StartDate)
if err != nil {
return nil, fiber.NewError(fiber.StatusBadRequest, "Invalid start_date format, expected YYYY-MM-DD")
}
params.StartDate = pgtype.Date{Time: parsedDate, Valid: true}
}
if dto.EndDate != "" {
parsedDate, err := time.Parse("2006-01-02", dto.EndDate)
if err != nil {
return nil, fiber.NewError(fiber.StatusBadRequest, "Invalid end_date format, expected YYYY-MM-DD")
}
params.EndDate = pgtype.Date{Time: parsedDate, Valid: true}
}
stats, err := s.repo.Search(ctx, params)
if err != nil {
return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to search statistics")
}
responses := make([]*response.StatisticResponse, 0, len(stats))
for _, stat := range stats {
responses = append(responses, stat.ToResponse())
}
return responses, nil
}
func (s *statisticService) GetByDate(ctx context.Context, dateStr string) (*response.StatisticResponse, *fiber.Error) {
parsedDate, err := time.Parse("2006-01-02", dateStr)
if err != nil {
return nil, fiber.NewError(fiber.StatusBadRequest, "Invalid date format, expected YYYY-MM-DD")
}
stat, err := s.repo.GetByDate(ctx, parsedDate)
if err != nil {
return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to get statistics")
}
if stat == nil {
return nil, fiber.NewError(fiber.StatusNotFound, "Statistics not found for the given date")
}
return stat.ToResponse(), nil
}