go-common/app/interface/main/app-resource/service/splash/splash.go

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2019-04-22 10:49:16 +00:00
package splash
import (
"context"
"encoding/json"
"fmt"
"math"
"strconv"
"strings"
"time"
"go-common/app/interface/main/app-resource/conf"
addao "go-common/app/interface/main/app-resource/dao/ad"
locdao "go-common/app/interface/main/app-resource/dao/location"
spdao "go-common/app/interface/main/app-resource/dao/splash"
"go-common/app/interface/main/app-resource/model"
"go-common/app/interface/main/app-resource/model/splash"
locmdl "go-common/app/service/main/location/model"
"go-common/library/ecode"
"go-common/library/log"
"go-common/library/net/metadata"
"go-common/library/sync/errgroup"
farm "github.com/dgryski/go-farm"
)
const (
_birthType = 2
_vipType = 4
_defaultType = 0
_initVersion = "splash_version"
_initSplashKey = "splash_key_%d_%d_%d"
)
var (
_emptySplashs = []*splash.Splash{}
)
// Service is splash service.
type Service struct {
dao *spdao.Dao
ad *addao.Dao
loc *locdao.Dao
// tick
tick time.Duration
// splash duration
splashTick string
// screen
andScreen map[int8]map[float64][2]int
iosScreen map[int8]map[float64][2]int
// cache
cache map[string][]*splash.Splash
defaultCache map[string][]*splash.Splash
birthCache map[string][]*splash.Splash
vipCache map[string][]*splash.Splash
// splash random
splashRandomIds map[int8]map[int64]struct{}
}
// New new a splash service.
func New(c *conf.Config) *Service {
s := &Service{
dao: spdao.New(c),
ad: addao.New(c),
loc: locdao.New(c),
// tick
tick: time.Duration(c.Tick),
// splash duration
splashTick: c.Duration.Splash,
// screen
andScreen: map[int8]map[float64][2]int{},
iosScreen: map[int8]map[float64][2]int{},
// splash cache
cache: map[string][]*splash.Splash{},
defaultCache: map[string][]*splash.Splash{},
birthCache: map[string][]*splash.Splash{},
vipCache: map[string][]*splash.Splash{},
// splash random
splashRandomIds: map[int8]map[int64]struct{}{},
}
s.load()
s.loadBirth()
s.loadSplashRandomIds(c)
go s.loadproc()
return s
}
// Display dispaly data.
func (s *Service) Display(c context.Context, plat int8, w, h, build int, channel, ver string, now time.Time) (res []*splash.Splash, version string, err error) {
// get from cache
res, version, err = s.getCache(c, plat, w, h, build, channel, ver, now)
return
}
func (s *Service) Birthday(c context.Context, plat int8, w, h int, birth string) (res *splash.Splash, err error) {
// get from cache
res, err = s.getBirthCache(c, plat, w, h, birth)
return
}
// AdList ad splash list
func (s *Service) AdList(c context.Context, plat int8, mobiApp, device, buvid, birth, adExtra string, height, width, build int, mid int64) (res *splash.CmSplash, err error) {
var (
list []*splash.List
show []*splash.Show
config *splash.CmConfig
)
if ok := model.IsOverseas(plat); ok {
err = ecode.NotModified
return
}
g, ctx := errgroup.WithContext(c)
g.Go(func() error {
var e error
if list, config, e = s.ad.SplashList(ctx, mobiApp, device, buvid, birth, adExtra, height, width, build, mid); e != nil {
log.Error("cm s.ad.SplashList error(%v)", e)
return e
}
return nil
})
g.Go(func() error {
var e error
if show, e = s.ad.SplashShow(ctx, mobiApp, device, buvid, birth, adExtra, height, width, build, mid); e != nil {
log.Error("cm s.ad.SplashShow error(%v)", e)
return e
}
return nil
})
if err = g.Wait(); err != nil {
log.Error("cm splash errgroup.WithContext error(%v)", err)
return
}
res = &splash.CmSplash{
CmConfig: config,
List: list,
Show: show,
}
return
}
// getCache cache display data.
func (s *Service) getCache(c context.Context, plat int8, w, h, build int, channel, ver string, now time.Time) (res []*splash.Splash, version string, err error) {
var (
ip = metadata.String(c, metadata.RemoteIP)
screen map[int8]map[float64][2]int
)
if model.IsIOS(plat) {
screen = s.iosScreen
} else if model.IsAndroid(plat) {
screen = s.andScreen
}
// TODO fate go start
var (
fgId int64
oldIdStr string
fgids = s.splashRandomIds[plat]
pids []string
auths map[string]*locmdl.Auth
)
vers := strings.Split(ver, strconv.Itoa(now.Year()))
if len(vers) > 1 {
ver = vers[0]
oldIdStr = vers[1]
}
for id, _ := range fgids {
fgId = id
idStr := strconv.FormatInt(fgId, 10)
if oldIdStr != idStr {
break
}
}
for tSplash, tScreen := range screen {
var ss []*splash.Splash
if ss = s.cache[fmt.Sprintf(_initSplashKey, plat, w, h)]; len(ss) == 0 {
wh := s.similarScreen(plat, w, h, tScreen)
width := wh[0]
height := wh[1]
ss = s.cache[fmt.Sprintf(_initSplashKey, plat, width, height)]
}
for _, splash := range ss {
if splash.Type != tSplash {
continue
}
if splash.Area != "" {
pids = append(pids, splash.Area)
}
}
}
if len(pids) > 0 {
auths, _ = s.loc.AuthPIDs(c, strings.Join(pids, ","), ip)
}
// TODO fate go end
for tSplash, tScreen := range screen {
var (
ss []*splash.Splash
// advance time
advance, _ = time.ParseDuration(s.splashTick)
)
if ss = s.cache[fmt.Sprintf(_initSplashKey, plat, w, h)]; len(ss) == 0 {
wh := s.similarScreen(plat, w, h, tScreen)
width := wh[0]
height := wh[1]
ss = s.cache[fmt.Sprintf(_initSplashKey, plat, width, height)]
}
for _, splash := range ss {
if splash.Type != tSplash {
continue
}
// gt splash start time
if splash.NoPreview == 1 {
if h1 := now.Add(advance); int64(splash.Start) > h1.Unix() {
continue
}
}
// TODO fate go start
if fgids != nil && splash.ID != fgId {
if _, ok := fgids[splash.ID]; ok {
continue
}
}
// TODO fate go end
if model.InvalidBuild(build, splash.Build, splash.Condition) {
continue
}
if splash.Area != "" {
if auth, ok := auths[splash.Area]; ok && auth.Play == locmdl.Forbidden {
log.Warn("s.invalid area(%v) ip(%v) error(%v)", splash.Area, ip, err)
continue
}
}
res = append(res, splash)
}
}
if vSplash := s.getVipCache(plat, w, h, screen, now); vSplash != nil {
res = append(res, vSplash)
}
if dSplash := s.getDefaultCache(plat, w, h, screen, now); dSplash != nil {
res = append(res, dSplash)
}
if len(res) == 0 {
res = _emptySplashs
}
if version = s.hash(res); version == ver {
err = ecode.NotModified
res = nil
}
version = version + strconv.Itoa(now.Year()) + strconv.FormatInt(fgId, 10)
return
}
// getBirthCache get birthday splash.
func (s *Service) getBirthCache(c context.Context, plat int8, w, h int, birth string) (res *splash.Splash, err error) {
var (
screen map[int8]map[float64][2]int
wh [2]int
)
if model.IsIOS(plat) {
screen = s.iosScreen
} else if model.IsAndroid(plat) {
screen = s.andScreen
}
if v, ok := screen[_birthType]; !ok {
return
} else {
wh = s.similarScreen(plat, w, h, v)
w = wh[0]
h = wh[1]
}
sps := s.birthCache[fmt.Sprintf(_initSplashKey, plat, w, h)]
for _, sp := range sps {
if sp.BirthStartMonth == "12" && sp.BirthEndMonth == "01" {
if (sp.BirthStart <= birth && "1231" >= birth) || ("0101" <= birth && sp.BirthEnd >= birth) {
res = sp
return
}
}
if sp.BirthStart <= birth && sp.BirthEnd >= birth {
res = sp
return
}
}
err = ecode.NothingFound
return
}
// getVipCache
func (s *Service) getVipCache(plat int8, w, h int, screen map[int8]map[float64][2]int, now time.Time) (res *splash.Splash) {
var (
ss []*splash.Splash
)
if v, ok := screen[_vipType]; !ok {
return
} else if ss = s.vipCache[fmt.Sprintf(_initSplashKey, plat, w, h)]; len(ss) == 0 {
wh := s.similarScreen(plat, w, h, v)
width := wh[0]
height := wh[1]
ss = s.vipCache[fmt.Sprintf(_initSplashKey, plat, width, height)]
}
if len(ss) == 0 {
return
}
res = ss[(now.Day() % len(ss))]
return
}
// getDefaultCache
func (s *Service) getDefaultCache(plat int8, w, h int, screen map[int8]map[float64][2]int, now time.Time) (res *splash.Splash) {
var (
ss []*splash.Splash
)
if v, ok := screen[_defaultType]; !ok {
return
} else if ss = s.defaultCache[fmt.Sprintf(_initSplashKey, plat, w, h)]; len(ss) == 0 {
wh := s.similarScreen(plat, w, h, v)
width := wh[0]
height := wh[1]
ss = s.defaultCache[fmt.Sprintf(_initSplashKey, plat, width, height)]
}
if len(ss) == 0 {
return
}
res = ss[(now.Day() % len(ss))]
return
}
func (s *Service) hash(v []*splash.Splash) 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)
}
// cacheproc load splash into cache.
func (s *Service) load() {
res, err := s.dao.ActiveAll(context.TODO())
if err != nil {
log.Error("s.dao.GetActiveAll() error(%v)", err)
return
}
var (
tmp []*splash.Splash
tmpdefault []*splash.Splash
)
for _, r := range res {
if r.Type == _defaultType {
tmpdefault = append(tmpdefault, r)
} else {
tmp = append(tmp, r)
}
}
s.cache = s.dealCache(tmp)
log.Info("splash cacheproc success")
s.defaultCache = s.dealCache(tmpdefault)
log.Info("splash default cacheproc tmpdefault")
resVip, err := s.dao.ActiveVip(context.TODO())
if err != nil {
log.Error("s.dao.ActiveVip() error(%v)", err)
return
}
s.vipCache = s.dealCache(resVip)
log.Info("splash Vip cacheproc success")
}
// loadBirth load birthday splash.
func (s *Service) loadBirth() {
res, err := s.dao.ActiveBirth(context.TODO())
if err != nil {
log.Error("s.dao.ActiveBirthday() error(%v)", err)
return
}
s.birthCache = s.dealCache(res)
log.Info("splash Birthday cacheproc success")
}
// dealCache
func (s *Service) dealCache(sps []*splash.Splash) (res map[string][]*splash.Splash) {
res = map[string][]*splash.Splash{}
tmpand := map[int8]map[float64][2]int{}
tmpios := map[int8]map[float64][2]int{}
for plat, v := range s.andScreen {
for r, value := range v {
if _, ok := tmpand[plat]; ok {
tmpand[plat][r] = value
} else {
tmpand[plat] = map[float64][2]int{
r: value,
}
}
}
}
for plat, v := range s.iosScreen {
for r, value := range v {
if _, ok := tmpios[plat]; ok {
tmpios[plat][r] = value
} else {
tmpios[plat] = map[float64][2]int{
r: value,
}
}
}
}
for _, v := range sps {
v.URI = model.FillURI(v.Goto, v.Param, nil)
key := fmt.Sprintf(_initSplashKey, v.Plat, v.Width, v.Height)
res[key] = append(res[key], v)
// generate screen
if model.IsAndroid(v.Plat) {
if _, ok := tmpand[v.Type]; ok {
tmpand[v.Type][splash.Ratio(v.Width, v.Height)] = [2]int{v.Width, v.Height}
} else {
tmpand[v.Type] = map[float64][2]int{
splash.Ratio(v.Width, v.Height): [2]int{v.Width, v.Height},
}
}
} else if model.IsIOS(v.Plat) {
if _, ok := tmpios[v.Type]; ok {
tmpios[v.Type][splash.Ratio(v.Width, v.Height)] = [2]int{v.Width, v.Height}
} else {
tmpios[v.Type] = map[float64][2]int{
splash.Ratio(v.Width, v.Height): [2]int{v.Width, v.Height},
}
}
}
}
s.andScreen = tmpand
s.iosScreen = tmpios
return
}
func (s *Service) loadSplashRandomIds(c *conf.Config) {
splashIds := map[int8]map[int64]struct{}{}
for k, v := range c.Splash.Random {
key := model.Plat(k, "")
splashIds[key] = map[int64]struct{}{}
for _, idStr := range v {
idInt, _ := strconv.ParseInt(idStr, 10, 64)
splashIds[key][idInt] = struct{}{}
}
}
s.splashRandomIds = splashIds
log.Info("splash Random cache success")
}
// loadproc load process.
func (s *Service) loadproc() {
for {
time.Sleep(s.tick)
s.load()
s.loadBirth()
}
}
// similarScreen android screnn size
func (s *Service) similarScreen(plat int8, w, h int, screen map[float64][2]int) (wh [2]int) {
if model.IsIOS(plat) {
switch {
case w == 750:
h = 1334
case w == 640 && h > 960:
h = 1136
case w == 640:
h = 960
case w == 2732:
h = 2048
case w == 2048:
h = 1536
case w == 1024:
h = 768
case w == 1242:
h = 2208
case w == 1496 || w == 1536:
w = 2048
h = 1536
case w == 748 || w == 768:
w = 1024
h = 768
}
}
min := float64(1<<64 - 1)
for r, s := range screen {
if s[0] == w && s[1] == h {
wh = s
return
}
abs := math.Abs(splash.Ratio(w, h) - r)
if abs < min {
min = abs
wh = s
}
}
return
}
// Close dao
func (s *Service) Close() {
s.dao.Close()
}