Initial commit: Open sourcing all of the Maple Open Technologies code.

2025-12-02 14:33:08 -05:00 · 2025-12-02 14:33:08 -05:00 · 755d54a99d
commit 755d54a99d
2010 changed files with 448675 additions and 0 deletions
--- a/cloud/maplefile-backend/internal/usecase/storagedailyusage/get_trend.go
+++ b/cloud/maplefile-backend/internal/usecase/storagedailyusage/get_trend.go
@ -0,0 +1,120 @@
+// monorepo/cloud/maplefile-backend/internal/maplefile/usecase/storagedailyusage/get_trend.go
+package storagedailyusage
+
+import (
+	"context"
+	"time"
+
+	"go.uber.org/zap"
+
+	"github.com/gocql/gocql"
+	"codeberg.org/mapleopentech/monorepo/cloud/maplefile-backend/config"
+	"codeberg.org/mapleopentech/monorepo/cloud/maplefile-backend/internal/domain/storagedailyusage"
+	"codeberg.org/mapleopentech/monorepo/cloud/maplefile-backend/pkg/httperror"
+)
+
+// GetStorageDailyUsageTrendRequest contains the trend parameters
+type GetStorageDailyUsageTrendRequest struct {
+	UserID      gocql.UUID  `json:"user_id"`
+	TrendPeriod string      `json:"trend_period"` // "7days", "monthly", "yearly"
+	Year        *int        `json:"year,omitempty"`
+	Month       *time.Month `json:"month,omitempty"`
+}
+
+type GetStorageDailyUsageTrendUseCase interface {
+	Execute(ctx context.Context, req *GetStorageDailyUsageTrendRequest) (*storagedailyusage.StorageUsageTrend, error)
+}
+
+type getStorageDailyUsageTrendUseCaseImpl struct {
+	config *config.Configuration
+	logger *zap.Logger
+	repo   storagedailyusage.StorageDailyUsageRepository
+}
+
+func NewGetStorageDailyUsageTrendUseCase(
+	config *config.Configuration,
+	logger *zap.Logger,
+	repo storagedailyusage.StorageDailyUsageRepository,
+) GetStorageDailyUsageTrendUseCase {
+	logger = logger.Named("GetStorageDailyUsageTrendUseCase")
+	return &getStorageDailyUsageTrendUseCaseImpl{config, logger, repo}
+}
+
+func (uc *getStorageDailyUsageTrendUseCaseImpl) Execute(ctx context.Context, req *GetStorageDailyUsageTrendRequest) (*storagedailyusage.StorageUsageTrend, error) {
+	//
+	// STEP 1: Validation.
+	//
+
+	e := make(map[string]string)
+	if req == nil {
+		e["request"] = "Request is required"
+	} else {
+		if req.UserID.String() == "" {
+			e["user_id"] = "User ID is required"
+		}
+		if req.TrendPeriod == "" {
+			e["trend_period"] = "Trend period is required"
+		} else if req.TrendPeriod != "7days" && req.TrendPeriod != "monthly" && req.TrendPeriod != "yearly" {
+			e["trend_period"] = "Trend period must be one of: 7days, monthly, yearly"
+		}
+
+		// Validate period-specific parameters
+		switch req.TrendPeriod {
+		case "monthly":
+			if req.Year == nil {
+				e["year"] = "Year is required for monthly trend"
+			}
+			if req.Month == nil {
+				e["month"] = "Month is required for monthly trend"
+			}
+		case "yearly":
+			if req.Year == nil {
+				e["year"] = "Year is required for yearly trend"
+			}
+		}
+	}
+	if len(e) != 0 {
+		uc.logger.Warn("Failed validating get storage daily usage trend",
+			zap.Any("error", e))
+		return nil, httperror.NewForBadRequest(&e)
+	}
+
+	//
+	// STEP 2: Get trend based on period.
+	//
+
+	var trend *storagedailyusage.StorageUsageTrend
+	var err error
+
+	switch req.TrendPeriod {
+	case "7days":
+		trend, err = uc.repo.GetLast7DaysTrend(ctx, req.UserID)
+
+	case "monthly":
+		trend, err = uc.repo.GetMonthlyTrend(ctx, req.UserID, *req.Year, *req.Month)
+
+	case "yearly":
+		trend, err = uc.repo.GetYearlyTrend(ctx, req.UserID, *req.Year)
+
+	default:
+		return nil, httperror.NewForBadRequestWithSingleField("trend_period", "Invalid trend period")
+	}
+
+	if err != nil {
+		uc.logger.Error("Failed to get storage daily usage trend",
+			zap.String("user_id", req.UserID.String()),
+			zap.String("trend_period", req.TrendPeriod),
+			zap.Error(err))
+		return nil, err
+	}
+
+	uc.logger.Debug("Successfully retrieved storage daily usage trend",
+		zap.String("user_id", req.UserID.String()),
+		zap.String("trend_period", req.TrendPeriod),
+		zap.Int("daily_usages_count", len(trend.DailyUsages)),
+		zap.Int64("total_added", trend.TotalAdded),
+		zap.Int64("total_removed", trend.TotalRemoved),
+		zap.Int64("net_change", trend.NetChange))
+
+	return trend, nil
+}