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

@@ -0,0 +1,51 @@
+package(default_visibility = ["//visibility:public"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_test",
+    "go_library",
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = ["param_test.go"],
+    embed = [":go_default_library"],
+    rundir = ".",
+    tags = ["automanaged"],
+    deps = [
+        "//app/interface/main/app-resource/conf:go_default_library",
+        "//app/interface/main/app-resource/model:go_default_library",
+        "//vendor/github.com/smartystreets/goconvey/convey:go_default_library",
+    ],
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = ["param.go"],
+    importpath = "go-common/app/interface/main/app-resource/service/param",
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+    deps = [
+        "//app/interface/main/app-resource/conf:go_default_library",
+        "//app/interface/main/app-resource/dao/param:go_default_library",
+        "//app/interface/main/app-resource/model:go_default_library",
+        "//app/interface/main/app-resource/model/param: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/param/param.go

@@ -0,0 +1,104 @@
+package param
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"strconv"
+	"time"
+
+	"go-common/app/interface/main/app-resource/conf"
+	"go-common/app/interface/main/app-resource/dao/param"
+	"go-common/app/interface/main/app-resource/model"
+	mparam "go-common/app/interface/main/app-resource/model/param"
+	"go-common/library/ecode"
+	"go-common/library/log"
+
+	farm "github.com/dgryski/go-farm"
+)
+
+const (
+	_initVersion = "param_version"
+	_platKey     = "param_%d"
+)
+
+// Service param service.
+type Service struct {
+	dao  *param.Dao
+	tick time.Duration
+	// model param cache
+	cache map[string][]*mparam.Param
+}
+
+// New new a param service.
+func New(c *conf.Config) (s *Service) {
+	s = &Service{
+		dao:   param.New(c),
+		tick:  time.Duration(c.Tick),
+		cache: map[string][]*mparam.Param{},
+	}
+	s.load()
+	go s.loadproc()
+	return
+}
+
+// Param return param to string
+func (s *Service) Param(plat int8, build int, ver string) (res map[string]string, version string, err error) {
+	res, version, err = s.getCache(plat, build, ver)
+	return
+}
+
+func (s *Service) getCache(plat int8, build int, ver string) (res map[string]string, version string, err error) {
+	var (
+		pk = fmt.Sprintf(_platKey, plat)
+	)
+	res = map[string]string{}
+	for _, p := range s.cache[pk] {
+		if model.InvalidBuild(build, p.Build, p.Condition) {
+			continue
+		}
+		res[p.Name] = p.Value
+	}
+	if version = s.hash(res); version == ver {
+		err = ecode.NotModified
+		res = nil
+	}
+	return
+}
+
+func (s *Service) load() {
+	tmp, err := s.dao.All(context.TODO())
+	if err != nil {
+		log.Error("param s.dao.All() error(%v)", err)
+		return
+	}
+	s.cache = tmp
+	log.Info("param cacheproc success")
+}
+
+// cacheproc load cache data
+func (s *Service) loadproc() {
+	for {
+		time.Sleep(s.tick)
+		s.load()
+	}
+}
+
+func (s *Service) hash(v map[string]string) 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)
+}
+
+// key get banner cache key.
+func (s *Service) key(plat int8, build int) string {
+	return fmt.Sprintf("%d_%d", plat, build)
+}
+
+// Close dao
+func (s *Service) Close() {
+	s.dao.Close()
+}

app/interface/main/app-resource/service/param/param_test.go

@@ -0,0 +1,39 @@
+package param
+
+import (
+	"flag"
+	"path/filepath"
+	"testing"
+	"time"
+
+	"go-common/app/interface/main/app-resource/conf"
+	"go-common/app/interface/main/app-resource/model"
+
+	. "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)
+}
+
+func TestParam(t *testing.T) {
+	Convey("get Param data", t, WithService(func(s *Service) {
+		res, _, err := s.Param(model.PlatIPhone, 1, "")
+		So(res, ShouldNotBeEmpty)
+		So(err, ShouldBeNil)
+	}))
+}