Create & Init Project...

app/service/openplatform/abtest/model/BUILD

@@ -0,0 +1,50 @@
+package(default_visibility = ["//visibility:public"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_test",
+    "go_library",
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = ["stra_test.go"],
+    embed = [":go_default_library"],
+    rundir = ".",
+    tags = ["automanaged"],
+    deps = ["//vendor/github.com/smartystreets/goconvey/convey:go_default_library"],
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = [
+        "abtest.go",
+        "group.go",
+        "stra.go",
+        "version.go",
+    ],
+    importpath = "go-common/app/service/openplatform/abtest/model",
+    tags = ["automanaged"],
+    deps = [
+        "//library/log:go_default_library",
+        "//library/time:go_default_library",
+    ],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [
+        ":package-srcs",
+        "//app/service/openplatform/abtest/model/jump:all-srcs",
+        "//app/service/openplatform/abtest/model/validator:all-srcs",
+    ],
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+)

app/service/openplatform/abtest/model/abtest.go

@@ -0,0 +1,31 @@
+package model
+
+import (
+	"go-common/library/time"
+)
+
+// AB AB测试实验
+type AB struct {
+	ID         int       `json:"id"`
+	Name       string    `json:"name"`
+	Desc       string    `json:"desc"`
+	Stra       Stra      `json:"stra"`
+	Seed       int       `json:"seed"`
+	Result     int       `json:"result"`
+	Status     int       `json:"status"`
+	Version    int       `json:"version"`
+	Group      int       `json:"group"`
+	Author     string    `json:"author"`
+	Modifier   string    `json:"modifier"`
+	CreateTime time.Time `json:"ctime"`
+	ModifyTime time.Time `json:"mtime"`
+}
+
+// Stat .
+type Stat struct {
+	New map[int]map[int]int `json:"now"`
+	Old map[int]map[int]int `json:"last"`
+}
+
+// Empty .
+type Empty struct{}

app/service/openplatform/abtest/model/group.go

@@ -0,0 +1,8 @@
+package model
+
+//Group info of abtest
+type Group struct {
+	ID   int
+	Name string
+	Desc string
+}

app/service/openplatform/abtest/model/jump/BUILD

@@ -0,0 +1,37 @@
+package(default_visibility = ["//visibility:public"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_test",
+    "go_library",
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = ["jump_test.go"],
+    embed = [":go_default_library"],
+    rundir = ".",
+    tags = ["automanaged"],
+    deps = ["//vendor/github.com/smartystreets/goconvey/convey:go_default_library"],
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = ["jump.go"],
+    importpath = "go-common/app/service/openplatform/abtest/model/jump",
+    tags = ["automanaged"],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+)

app/service/openplatform/abtest/model/jump/jump.go

@@ -0,0 +1,30 @@
+package jump
+
+import (
+	"bytes"
+	"crypto/md5"
+	"encoding/binary"
+)
+
+//Hash get result by hash
+func Hash(key uint64, numBuckets int) int32 {
+	var b int64 = -1
+	var j int64
+
+	for j < int64(numBuckets) {
+		b = j
+		key = key*2862933555777941757 + 1
+		j = int64(float64(b+1) * (float64(int64(1)<<31) / float64((key>>33)+1)))
+	}
+
+	return int32(b)
+}
+
+//Md5 get result by Md5
+func Md5(key string) uint64 {
+	var x uint64
+	s := md5.Sum([]byte(key))
+	b := bytes.NewBuffer(s[:])
+	binary.Read(b, binary.BigEndian, &x)
+	return x
+}

app/service/openplatform/abtest/model/jump/jump_test.go

@@ -0,0 +1,40 @@
+package jump
+
+import (
+	"testing"
+
+	. "github.com/smartystreets/goconvey/convey"
+)
+
+type hashStruct struct {
+	value uint64
+	exp   int32
+}
+
+func Test_Hash(t *testing.T) {
+	Convey("Test_Hash: ", t, func() {
+		h := hashStruct{
+			value: uint64(314978625),
+			exp:   int32(18),
+		}
+		bucket := 100
+		v := Hash(h.value, bucket)
+		So(v, ShouldEqual, h.exp)
+	})
+}
+
+type md5Struct struct {
+	value string
+	exp   uint64
+}
+
+func Test_Md5(t *testing.T) {
+	Convey("Test_Hash: ", t, func() {
+		h := md5Struct{
+			value: "987654321",
+			exp:   uint64(7979946199622949865),
+		}
+		v := Md5(h.value)
+		So(v, ShouldEqual, h.exp)
+	})
+}

app/service/openplatform/abtest/model/stra.go

@@ -0,0 +1,53 @@
+package model
+
+import (
+	"errors"
+
+	"go-common/library/log"
+)
+
+//Stra 实验策略
+type Stra struct {
+	//精度
+	Precision int `json:"precision"`
+	//依次比例
+	Ratio []int `json:"ratio"`
+}
+
+func (s *Stra) check() (isValid bool) {
+	sum := 0
+	for _, r := range s.Ratio {
+		sum += r
+	}
+	isValid = (sum == s.Precision)
+	return
+}
+
+//Check ensure stra valid
+func (s *Stra) Check() (isValid bool) {
+	return s.check()
+}
+
+//Version calculate version by score
+func (s *Stra) Version(score int) (version int, err error) {
+	if !s.check() {
+		err = errors.New("the sum of ratio is not equal to precision")
+		log.Error("[model.stra|Version] s.check failed")
+		return
+	}
+
+	if score >= s.Precision || score < 0 {
+		err = errors.New("score should between 0 and s.Precision")
+		return
+	}
+
+	for i, r := range s.Ratio {
+		if score >= r {
+			score -= r
+		} else {
+			version = i
+			break
+		}
+	}
+	return
+}

app/service/openplatform/abtest/model/stra_test.go

@@ -0,0 +1,40 @@
+package model
+
+import (
+	"testing"
+
+	. "github.com/smartystreets/goconvey/convey"
+)
+
+var stra = []Stra{
+	Stra{Precision: 100, Ratio: []int{10, 90}},
+	Stra{Precision: 100, Ratio: []int{10, 9}},
+}
+
+func TestCheck(t *testing.T) {
+	Convey("TestCheck: ", t, func() {
+		var checks = []bool{true, false}
+		for i, s := range stra {
+			got := s.Check()
+			So(got, ShouldEqual, checks[i])
+		}
+	})
+}
+
+func TestVersion(t *testing.T) {
+	testCase := map[int]int{9: 0, 20: 1}
+	s := stra[0]
+	Convey("TestVersion: ", t, func() {
+		for j, k := range testCase {
+			got, _ := s.Version(j)
+			So(got, ShouldEqual, k)
+
+		}
+
+		_, err := s.Version(101)
+		So(err, ShouldNotBeNil)
+
+		_, err = stra[1].Version(101)
+		So(err, ShouldNotBeNil)
+	})
+}

app/service/openplatform/abtest/model/validator/BUILD

@@ -0,0 +1,30 @@
+package(default_visibility = ["//visibility:public"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_library",
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = [
+        "group.go",
+        "stra.go",
+    ],
+    importpath = "go-common/app/service/openplatform/abtest/model/validator",
+    tags = ["automanaged"],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+)

app/service/openplatform/abtest/model/validator/group.go

@@ -0,0 +1,19 @@
+package validator
+
+//AddGroupParams add group params validate
+type AddGroupParams struct {
+	Name string `form:"name" validate:"required"`
+	Desc string `form:"desc" validate:"required"`
+}
+
+//UpdateGroupParams update group params validate
+type UpdateGroupParams struct {
+	ID   int    `form:"id" validate:"required"`
+	Name string `form:"name" validate:"required"`
+	Desc string `form:"desc" validate:"required"`
+}
+
+//DeleteGroupParams delete group params validate
+type DeleteGroupParams struct {
+	ID int `form:"id" validate:"required"`
+}

app/service/openplatform/abtest/model/validator/stra.go

@@ -0,0 +1,41 @@
+package validator
+
+//VerionParams presents version params
+type VerionParams struct {
+	Group int `form:"group" validate:"min=0,required"`
+}
+
+//ListParams presents listAb params
+type ListParams struct {
+	Pn      int    `form:"pn" validate:"min=1,required"`
+	Ps      int    `form:"ps" validate:"min=1,required"`
+	Mstatus string `form:"mstatus" validate:"required"`
+	Group   int    `form:"group"`
+}
+
+//AddAbParams presents addAbtest params
+type AddAbParams struct {
+	Data  string `form:"data" validate:"required"`
+	Group int    `form:"group"`
+}
+
+//UpdateAbParams presents updateAbtest params
+type UpdateAbParams struct {
+	ID    int    `form:"id" validate:"required"`
+	Data  string `form:"data" validate:"required"`
+	Group int    `form:"group"`
+}
+
+//DelAbParams presents deleteAbtest params
+type DelAbParams struct {
+	ID    int `form:"id" validate:"required"`
+	Group int `form:"group"`
+}
+
+//UpdateStatusAbParams presents updateStatusAbtest params
+type UpdateStatusAbParams struct {
+	ID       int    `form:"id" validate:"required"`
+	Status   int    `form:"status"`
+	Modifier string `form:"modifier" validate:"required"`
+	Group    int    `form:"group"`
+}

app/service/openplatform/abtest/model/version.go

@@ -0,0 +1,7 @@
+package model
+
+// Version Cookie中保存的版本信息
+type Version struct {
+	VersionID int64       `json:"v"`
+	Data      map[int]int `json:"d"`
+}