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app/interface/main/app-show/dao/show/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 = ["show_test.go"],
+    embed = [":go_default_library"],
+    rundir = ".",
+    tags = ["automanaged"],
+    deps = [
+        "//app/interface/main/app-show/conf:go_default_library",
+        "//vendor/github.com/smartystreets/goconvey/convey:go_default_library",
+    ],
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = [
+        "dao.go",
+        "redis.go",
+        "show.go",
+    ],
+    importpath = "go-common/app/interface/main/app-show/dao/show",
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+    deps = [
+        "//app/interface/main/app-show/conf:go_default_library",
+        "//app/interface/main/app-show/model/show:go_default_library",
+        "//library/cache/redis:go_default_library",
+        "//library/database/sql: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/interface/main/app-show/dao/show/dao.go

@@ -0,0 +1,54 @@
+package show
+
+import (
+	"context"
+	"time"
+
+	"go-common/app/interface/main/app-show/conf"
+	"go-common/library/cache/redis"
+	"go-common/library/database/sql"
+)
+
+// Dao is show dao.
+type Dao struct {
+	// mysql
+	db         *sql.DB
+	getHead    *sql.Stmt
+	getItem    *sql.Stmt
+	getHeadTmp *sql.Stmt
+	getItemTmp *sql.Stmt
+	// redis
+	rcmmndRds *redis.Pool
+	rcmmndExp int
+}
+
+// New new a show dao.
+func New(c *conf.Config) (d *Dao) {
+	d = &Dao{
+		// mysql
+		db: sql.NewMySQL(c.MySQL.Show),
+		// redis
+		rcmmndRds: redis.NewPool(c.Redis.Recommend.Config),
+		rcmmndExp: int(time.Duration(c.Redis.Recommend.Expire) / time.Second),
+	}
+	d.getHead = d.db.Prepared(_headSQL)
+	d.getItem = d.db.Prepared(_itemSQL)
+	d.getHeadTmp = d.db.Prepared(_headTmpSQL)
+	d.getItemTmp = d.db.Prepared(_itemTmpSQL)
+	return d
+}
+
+// Close close memcache resource.
+func (d *Dao) Close() (err error) {
+	if d.rcmmndRds != nil {
+		return d.rcmmndRds.Close()
+	}
+	return nil
+}
+
+func (d *Dao) Ping(c context.Context) (err error) {
+	conn := d.rcmmndRds.Get(c)
+	_, err = conn.Do("SET", "PING", "PONG")
+	conn.Close()
+	return
+}

app/interface/main/app-show/dao/show/redis.go

@@ -0,0 +1,95 @@
+package show
+
+import (
+	"context"
+
+	"go-common/library/log"
+
+	"go-common/library/cache/redis"
+)
+
+const (
+	_prefix = "s_"
+)
+
+func keyRcmmd(mid string) string {
+	return _prefix + mid
+}
+
+func keyCnt(mid string) string {
+	return _prefix + mid + "_c"
+}
+
+// ExistRcmmndCache check recommend cache exists.
+func (d *Dao) ExistRcmmndCache(c context.Context, mid string) (exist bool, err error) {
+	conn := d.rcmmndRds.Get(c)
+	defer conn.Close()
+	key := keyCnt(mid)
+	exist, err = redis.Bool(conn.Do("EXISTS", key))
+	if err != nil {
+		log.Error("conn.Do(EXISTS, %s) error(%v)", key, err)
+	}
+	return
+}
+
+// AddRcmmndCache add recommend cache.
+func (d *Dao) AddRcmmndCache(c context.Context, mid string, aids ...int64) (err error) {
+	conn := d.rcmmndRds.Get(c)
+	defer conn.Close()
+	key := keyRcmmd(mid)
+	cntk := keyCnt(mid)
+	args := redis.Args{}.Add(key).AddFlat(aids)
+	conn.Send("RPUSH", args...)
+	conn.Send("EXPIRE", key, d.rcmmndExp)
+	conn.Send("INCRBY", cntk, len(aids))
+	conn.Send("EXPIRE", cntk, d.rcmmndExp)
+	if err = conn.Flush(); err != nil {
+		log.Error("conn.Flush err(%v)", err)
+		return
+	}
+	if _, err = conn.Receive(); err != nil {
+		log.Error("conn.Receive() error(%v)", err)
+		return
+	}
+	if _, err = conn.Receive(); err != nil {
+		log.Error("conn.Receive() error(%v)", err)
+		return
+	}
+	if _, err = conn.Receive(); err != nil {
+		log.Error("conn.Receive() error(%v)", err)
+		return
+	}
+	if _, err = conn.Receive(); err != nil {
+		log.Error("conn.Receive() error(%v)", err)
+	}
+	return
+}
+
+// PopRcmmndCache pop recommend cache.
+func (d *Dao) PopRcmmndCache(c context.Context, mid string, cnt int) (aids []int64, err error) {
+	conn := d.rcmmndRds.Get(c)
+	defer conn.Close()
+	key := keyRcmmd(mid)
+	for i := 0; i < cnt; i++ {
+		conn.Send("LPOP", key)
+	}
+	if err = conn.Flush(); err != nil {
+		log.Error("conn.Flush error(%v)", err)
+		return
+	}
+	var aid int64
+	for i := 0; i < cnt; i++ {
+		aid, err = redis.Int64(conn.Receive())
+		if err != nil {
+			if err == redis.ErrNil {
+				err = nil
+				continue
+			} else {
+				log.Error("conn.Do(ZREVRANGE, %v)", err)
+			}
+			return
+		}
+		aids = append(aids, aid)
+	}
+	return
+}

app/interface/main/app-show/dao/show/show.go

@@ -0,0 +1,98 @@
+package show
+
+import (
+	"context"
+
+	"go-common/app/interface/main/app-show/model/show"
+	"go-common/library/log"
+)
+
+const (
+	// real data
+	_headSQL = "SELECT s.id,s.plat,s.title,s.type,s.param,s.style,s.rank,s.build,s.conditions,l.name FROM show_head AS s,language AS l WHERE l.id=s.lang_id ORDER BY rank DESC"
+	_itemSQL = "SELECT sid,title,random,cover,param FROM show_item"
+
+	// temp preview
+	_headTmpSQL = "SELECT s.id,s.plat,s.title,s.type,s.param,s.style,s.rank,s.build,s.conditions,l.name FROM show_head_temp AS s,language AS l WHERE l.id=s.lang_id ORDER BY rank DESC"
+	_itemTmpSQL = "SELECT sid,title,random,cover,param FROM show_item_temp"
+)
+
+// Heads get show head data.
+func (d *Dao) Heads(ctx context.Context) (heads map[int8][]*show.Head, err error) {
+	rows, err := d.getHead.Query(ctx)
+	if err != nil {
+		log.Error("d.getItem.Query() error(%v)", err)
+		return
+	}
+	defer rows.Close()
+	heads = make(map[int8][]*show.Head, 20)
+	for rows.Next() {
+		h := &show.Head{}
+		if err = rows.Scan(&h.ID, &h.Plat, &h.Title, &h.Type, &h.Param, &h.Style, &h.Rank, &h.Build, &h.Condition, &h.Language); err != nil {
+			log.Error("row.Scan error(%v)", err)
+			return nil, err
+		}
+		heads[h.Plat] = append(heads[h.Plat], h)
+	}
+	return
+}
+
+// Items get item data.
+func (d *Dao) Items(ctx context.Context) (items map[int][]*show.Item, err error) {
+	rows, err := d.getItem.Query(ctx)
+	if err != nil {
+		log.Error("d.getItem.Query error(%v)", err)
+		return nil, err
+	}
+	defer rows.Close()
+	items = make(map[int][]*show.Item, 50)
+	for rows.Next() {
+		i := &show.Item{}
+		if err = rows.Scan(&i.Sid, &i.Title, &i.Random, &i.Cover, &i.Param); err != nil {
+			log.Error("row.Scan error(%v)", err)
+			return nil, err
+		}
+		items[i.Sid] = append(items[i.Sid], i)
+	}
+	return
+}
+
+// TempHeads get show temp head data.
+func (d *Dao) TempHeads(ctx context.Context) (heads map[int8][]*show.Head, err error) {
+	rows, err := d.db.Query(ctx, _headTmpSQL)
+	if err != nil {
+		log.Error("d.tempHeads.Query() error(%v)", err)
+		return
+	}
+	defer rows.Close()
+	heads = make(map[int8][]*show.Head, 20)
+	for rows.Next() {
+		h := &show.Head{}
+		if err = rows.Scan(&h.ID, &h.Plat, &h.Title, &h.Type, &h.Param, &h.Style, &h.Rank, &h.Build, &h.Condition, &h.Language); err != nil {
+			log.Error("row.Scan error(%v)", err)
+			return nil, err
+		}
+		heads[h.Plat] = append(heads[h.Plat], h)
+	}
+	return
+}
+
+// TempItems get temp item data.
+func (d *Dao) TempItems(ctx context.Context) (items map[int][]*show.Item, err error) {
+	rows, err := d.db.Query(ctx, _itemTmpSQL)
+	if err != nil {
+		log.Error("d.tempItems.Query error(%v)", err)
+		return nil, err
+	}
+	defer rows.Close()
+	items = make(map[int][]*show.Item, 50)
+	for rows.Next() {
+		i := &show.Item{}
+		if err = rows.Scan(&i.Sid, &i.Title, &i.Random, &i.Cover, &i.Param); err != nil {
+			log.Error("row.Scan error(%v)", err)
+			return nil, err
+		}
+		items[i.Sid] = append(items[i.Sid], i)
+	}
+	return
+}

app/interface/main/app-show/dao/show/show_test.go

@@ -0,0 +1,61 @@
+package show
+
+import (
+	"context"
+	"flag"
+	"path/filepath"
+	"testing"
+	"time"
+
+	"go-common/app/interface/main/app-show/conf"
+
+	. "github.com/smartystreets/goconvey/convey"
+)
+
+var (
+	d *Dao
+)
+
+func ctx() context.Context {
+	return context.Background()
+}
+
+func init() {
+	dir, _ := filepath.Abs("../../cmd/app-show-test.toml")
+	flag.Set("conf", dir)
+	conf.Init()
+	d = New(conf.Conf)
+	time.Sleep(time.Second)
+}
+
+func TestHeads(t *testing.T) {
+	Convey("Heads", t, func() {
+		res, err := d.Heads(ctx())
+		So(res, ShouldNotBeEmpty)
+		So(err, ShouldBeNil)
+	})
+}
+
+func TestItems(t *testing.T) {
+	Convey("Items", t, func() {
+		res, err := d.Items(ctx())
+		So(res, ShouldNotBeEmpty)
+		So(err, ShouldBeNil)
+	})
+}
+
+func TestTempHeads(t *testing.T) {
+	Convey("TempHeads", t, func() {
+		res, err := d.TempHeads(ctx())
+		So(res, ShouldNotBeEmpty)
+		So(err, ShouldBeNil)
+	})
+}
+
+func TestTempItems(t *testing.T) {
+	Convey("TempItems", t, func() {
+		res, err := d.TempItems(ctx())
+		So(res, ShouldNotBeEmpty)
+		So(err, ShouldBeNil)
+	})
+}