精简后的项目：仅保留 api/ui 源码、文档、构建依赖

2026-09-11 16:11:09 +08:00
commit 490e85634e
457 changed files with 86862 additions and 0 deletions
@@ -0,0 +1,70 @@
+package models
+
+import (
+	"fmt"
+	"time"
+)
+
+type MediaEXIF struct {
+	Model
+	Description     *string
+	Camera          *string
+	Maker           *string
+	Lens            *string
+	DateShot        *time.Time
+	OffsetSecShot   *int
+	Exposure        *float64
+	Aperture        *float64
+	Iso             *int64
+	FocalLength     *float64
+	Flash           *int64
+	Orientation     *int64
+	ExposureProgram *int64
+	GPSLatitude     *float64
+	GPSLongitude    *float64
+}
+
+func (MediaEXIF) TableName() string {
+	return "media_exif"
+}
+
+func (exif *MediaEXIF) Media() *Media {
+	panic("not implemented")
+}
+
+func (exif *MediaEXIF) Coordinates() *Coordinates {
+	if exif.GPSLatitude == nil || exif.GPSLongitude == nil {
+		return nil
+	}
+
+	return &Coordinates{
+		Latitude:  *exif.GPSLatitude,
+		Longitude: *exif.GPSLongitude,
+	}
+}
+
+const rfc3339WithoutTimezone = "2006-01-02T15:04:05.999"
+
+func (exif *MediaEXIF) DateShotWithOffset() *string {
+	if exif.DateShot == nil {
+		return nil
+	}
+	dateShot := exif.DateShot.UTC()
+	dateNoTimezone := dateShot.Format(rfc3339WithoutTimezone)
+
+	if exif.OffsetSecShot == nil {
+		return &dateNoTimezone
+	}
+
+	offsetAbs := *exif.OffsetSecShot
+	sign := "+"
+	if offsetAbs < 0 {
+		offsetAbs = -offsetAbs
+		sign = "-"
+	}
+	hour := offsetAbs / 60 / 60
+	minute := offsetAbs / 60 % 60
+	date := fmt.Sprintf("%s%s%02d:%02d", dateNoTimezone, sign, hour, minute)
+
+	return &date
+}