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app/interface/main/app-resource/service/static/BUILD

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+package(default_visibility = ["//visibility:public"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_test",
+    "go_library",
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = ["static_test.go"],
+    embed = [":go_default_library"],
+    rundir = ".",
+    tags = ["automanaged"],
+    deps = [
+        "//app/interface/main/app-resource/conf:go_default_library",
+        "//vendor/github.com/smartystreets/goconvey/convey:go_default_library",
+    ],
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = ["static.go"],
+    importpath = "go-common/app/interface/main/app-resource/service/static",
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+    deps = [
+        "//app/interface/main/app-resource/conf:go_default_library",
+        "//app/interface/main/app-resource/dao/egg:go_default_library",
+        "//app/interface/main/app-resource/model:go_default_library",
+        "//app/interface/main/app-resource/model/static:go_default_library",
+        "//library/ecode:go_default_library",
+        "//library/log:go_default_library",
+        "//vendor/github.com/dgryski/go-farm: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/interface/main/app-resource/service/static/static.go

@@ -0,0 +1,94 @@
+package static
+
+import (
+	"context"
+	"encoding/json"
+	"strconv"
+	"time"
+
+	"go-common/app/interface/main/app-resource/conf"
+	eggdao "go-common/app/interface/main/app-resource/dao/egg"
+	"go-common/app/interface/main/app-resource/model"
+	"go-common/app/interface/main/app-resource/model/static"
+	"go-common/library/ecode"
+	"go-common/library/log"
+
+	farm "github.com/dgryski/go-farm"
+)
+
+const (
+	_initVersion = "static_version"
+)
+
+var (
+	_emptyStatics = []*static.Static{}
+)
+
+// Service static service.
+type Service struct {
+	dao        *eggdao.Dao
+	tick       time.Duration
+	cache      map[int8][]*static.Static
+	staticPath string
+}
+
+// New new a static service.
+func New(c *conf.Config) (s *Service) {
+	s = &Service{
+		dao:        eggdao.New(c),
+		tick:       time.Duration(c.Tick),
+		cache:      map[int8][]*static.Static{},
+		staticPath: c.StaticJSONFile,
+	}
+	now := time.Now()
+	s.loadCache(now)
+	go s.loadCachepro()
+	return
+}
+
+// Static return statics
+func (s *Service) Static(plat int8, build int, ver string, now time.Time) (res []*static.Static, version string, err error) {
+	var (
+		tmps = s.cache[plat]
+	)
+	for _, tmp := range tmps {
+		if model.InvalidBuild(build, tmp.Build, tmp.Condition) {
+			continue
+		}
+		res = append(res, tmp)
+	}
+	if len(res) == 0 {
+		res = _emptyStatics
+	}
+	if version = s.hash(res); version == ver {
+		err = ecode.NotModified
+		res = nil
+	}
+	return
+}
+
+func (s *Service) hash(v []*static.Static) string {
+	bs, err := json.Marshal(v)
+	if err != nil {
+		log.Error("json.Marshal error(%v)", err)
+		return _initVersion
+	}
+	return strconv.FormatUint(farm.Hash64(bs), 10)
+}
+
+// loadCache update egg
+func (s *Service) loadCache(now time.Time) {
+	tmp, err := s.dao.Egg(context.TODO(), now)
+	if err != nil {
+		log.Error("s.dao.Egg error(%v)", err)
+		return
+	}
+	s.cache = tmp
+}
+
+func (s *Service) loadCachepro() {
+	for {
+		time.Sleep(s.tick)
+		s.loadCache(time.Now())
+	}
+}

app/interface/main/app-resource/service/static/static_test.go

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+package static
+
+import (
+	"encoding/json"
+	"flag"
+	"fmt"
+	"go-common/app/interface/main/app-resource/conf"
+	"path/filepath"
+	"testing"
+	"time"
+
+	. "github.com/smartystreets/goconvey/convey"
+)
+
+var (
+	s *Service
+)
+
+func WithService(f func(s *Service)) func() {
+	return func() {
+		f(s)
+	}
+}
+
+func init() {
+	dir, _ := filepath.Abs("../../cmd/app-resource-test.toml")
+	flag.Set("conf", dir)
+	conf.Init()
+	s = New(conf.Conf)
+	time.Sleep(time.Second)
+}
+
+// go test -conf="../../cmd/app-resource-test.toml"  -v -test.run TestStatic
+func TestStatic(t *testing.T) {
+	Convey("get static data", t, WithService(func(s *Service) {
+		res, ver, err := s.Static(1, 22222, "", time.Now())
+		result, err := json.Marshal(res)
+		fmt.Printf("test static (%v) \n", string(result))
+		So(res, ShouldNotBeEmpty)
+		So(ver, ShouldNotBeEmpty)
+		So(err, ShouldBeNil)
+	}))
+}