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app/admin/main/feed/service/bfs/BUILD

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+package(default_visibility = ["//visibility:public"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_library",
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = ["bfs.go"],
+    importpath = "go-common/app/admin/main/feed/service/bfs",
+    tags = ["automanaged"],
+    deps = [
+        "//app/admin/main/feed/conf:go_default_library",
+        "//app/admin/main/feed/dao/bfs:go_default_library",
+        "//library/ecode:go_default_library",
+        "//library/log:go_default_library",
+    ],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+)

app/admin/main/feed/service/bfs/bfs.go

@@ -0,0 +1,48 @@
+package bfs
+
+import (
+	"bytes"
+	"context"
+
+	"go-common/app/admin/main/feed/conf"
+	bfsdao "go-common/app/admin/main/feed/dao/bfs"
+	"go-common/library/ecode"
+	"go-common/library/log"
+)
+
+// Service bfs service.
+type Service struct {
+	dao        *bfsdao.Dao
+	BfsMaxSize int
+}
+
+// New new a bfs service.
+func New(c *conf.Config) (s *Service) {
+	s = &Service{
+		dao:        bfsdao.New(c),
+		BfsMaxSize: c.Bfs.MaxFileSize,
+	}
+	return
+}
+
+// ClientUpCover client upload cover.
+func (s *Service) ClientUpCover(c context.Context, fileType string, body []byte) (url string, err error) {
+	if len(body) == 0 {
+		err = ecode.FileNotExists
+		return
+	}
+	if len(body) > s.BfsMaxSize {
+		err = ecode.FileTooLarge
+		return
+	}
+	url, err = s.dao.Upload(c, fileType, bytes.NewReader(body))
+	if err != nil {
+		log.Error("s.bfs.Upload error(%v)", err)
+	}
+	return
+}
+
+// FileMd5 is used for calculating file md5.
+func (s *Service) FileMd5(content []byte) (md5Str string, err error) {
+	return s.dao.FileMd5(content)
+}