package service

import (
	"strings"
	"time"

	"google.golang.org/protobuf/types/known/timestamppb"
)

func stringPointerOrNil(value string) *string {
	trimmed := strings.TrimSpace(value)
	if trimmed == "" {
		return nil
	}
	return &trimmed
}

func timeToProto(value *time.Time) *timestamppb.Timestamp {
	if value == nil {
		return nil
	}
	return timestamppb.New(value.UTC())
}

func boolValue(value *bool) bool {
	return value != nil && *value
}

func stringValue(value *string) string {
	if value == nil {
		return ""
	}
	return *value
}

func int32PtrToInt64Ptr(value *int32) *int64 {
	if value == nil {
		return nil
	}
	converted := int64(*value)
	return &converted
}

func int64PtrToInt32Ptr(value *int64) *int32 {
	if value == nil {
		return nil
	}
	converted := int32(*value)
	return &converted
}

func int32Ptr(value int32) *int32 {
	return &value
}

func protoTimestampToTime(value *timestamppb.Timestamp) *time.Time {
	if value == nil {
		return nil
	}
	timeValue := value.AsTime().UTC()
	return &timeValue
}

func protoStringValue(value *string) string {
	if value == nil {
		return ""
	}
	return strings.TrimSpace(*value)
}

func nullableTrimmedStringPtr(value *string) *string {
	if value == nil {
		return nil
	}
	trimmed := strings.TrimSpace(*value)
	if trimmed == "" {
		return nil
	}
	return &trimmed
}

func nullableTrimmedString(value *string) *string {
	if value == nil {
		return nil
	}
	trimmed := strings.TrimSpace(*value)
	if trimmed == "" {
		return nil
	}
	return &trimmed
}