Overhaul [1/n]

Signed-off-by: Sean Du <do4suki@gmail.com>

internal/handler/download/batch.go

@@ -0,0 +1,55 @@
+package download
+
+import (
+	"encoding/json"
+	"fmt"
+	"honoka-chan/config"
+	"honoka-chan/internal/middleware"
+	"honoka-chan/internal/router"
+	"honoka-chan/internal/schema/download"
+	"honoka-chan/internal/session"
+
+	"github.com/gin-gonic/gin"
+	"xorm.io/builder"
+)
+
+func batch(ctx *gin.Context) {
+	ss := session.Get(ctx)
+	defer ss.Finalize()
+
+	downloadReq := download.BatchReq{}
+	err := json.Unmarshal([]byte(ctx.MustGet("request_data").(string)), &downloadReq)
+	if ss.CheckErr(err) {
+		return
+	}
+
+	pkgList := []download.BatchData{}
+	if downloadReq.ClientVersion == config.PackageVersion {
+		pkgType := downloadReq.PackageType
+		var pkgInfo []PkgInfo
+		err := ss.MainEng.Table("download_m").Where(builder.NotIn("pkg_id", downloadReq.ExcludedPackageIds)).Where("pkg_type = ? AND pkg_os = ?", pkgType, downloadReq.Os).
+			Cols("pkg_id,pkg_order,pkg_size").
+			OrderBy("pkg_id ASC, pkg_order ASC").Find(&pkgInfo)
+		if ss.CheckErr(err) {
+			return
+		}
+
+		for _, pkg := range pkgInfo {
+			pkgList = append(pkgList, download.BatchData{
+				Size: pkg.Size,
+				URL: fmt.Sprintf("%s/%s/archives/%d_%d_%d.zip",
+					config.Conf.Settings.CdnServer, downloadReq.Os, pkgType, pkg.Id, pkg.Order),
+			})
+		}
+	}
+
+	ss.Respond(download.BatchResp{
+		ResponseData: pkgList,
+		ReleaseInfo:  []any{},
+		StatusCode:   200,
+	})
+}
+
+func init() {
+	router.AddHandler("main.php", "POST", "/download/batch", middleware.Common, batch)
+}