Create & Init Project...

app/admin/ep/marthe/dao/dao.go

@@ -0,0 +1,100 @@
+package dao
+
+import (
+	"bytes"
+	"context"
+	"encoding/json"
+	"net/http"
+	"time"
+
+	"go-common/app/admin/ep/marthe/conf"
+	"go-common/library/cache/memcache"
+	"go-common/library/database/orm"
+	"go-common/library/log"
+	xhttp "go-common/library/net/http/blademaster"
+	"go-common/library/sync/pipeline/fanout"
+
+	"github.com/jinzhu/gorm"
+	"gopkg.in/gomail.v2"
+)
+
+const _wildcards = "%"
+
+// Dao dao
+type Dao struct {
+	c          *conf.Config
+	httpClient *xhttp.Client
+	email      *gomail.Dialer
+	db         *gorm.DB
+	cache      *fanout.Fanout
+	mc         *memcache.Pool
+	expire     int32
+}
+
+// New init mysql db
+func New(c *conf.Config) (dao *Dao) {
+	dao = &Dao{
+		c:          c,
+		email:      gomail.NewDialer(c.Mail.Host, c.Mail.Port, c.Mail.Username, c.Mail.Password),
+		httpClient: xhttp.NewClient(c.HTTPClient),
+		cache:      fanout.New("mcCache", fanout.Worker(1), fanout.Buffer(1024)),
+		mc:         memcache.NewPool(c.Memcache.Config),
+		expire:     int32(time.Duration(c.Memcache.Expire) / time.Second),
+	}
+	if c.ORM != nil {
+		dao.db = orm.NewMySQL(c.ORM)
+	}
+	return
+}
+
+// Close close the resource.
+func (d *Dao) Close() {
+	if d.db != nil {
+		d.db.Close()
+	}
+
+	if d.mc != nil {
+		d.mc.Close()
+	}
+}
+
+// Ping verify server is ok.
+func (d *Dao) Ping(c context.Context) (err error) {
+	if d.db != nil {
+		if err = d.db.DB().Ping(); err != nil {
+			log.Info("dao.cloudDB.Ping() error(%v)", err)
+		}
+	}
+	return
+}
+
+func (d *Dao) newRequest(method, url string, v interface{}) (req *http.Request, err error) {
+	body := &bytes.Buffer{}
+	if method != http.MethodGet {
+		if err = json.NewEncoder(body).Encode(v); err != nil {
+			log.Error("json encode value(%s) err(%v) ", v, err)
+			return
+		}
+	}
+	if req, err = http.NewRequest(method, url, body); err != nil {
+		log.Error("http new request url(%s) err(%v)", url, err)
+	}
+	return
+}
+
+// cacheSave cache Save.
+func (d *Dao) cacheSave(c context.Context, cacheItem *memcache.Item) {
+	var f = func(ctx context.Context) {
+		var (
+			conn = d.mc.Get(c)
+			err  error
+		)
+		defer conn.Close()
+		if err = conn.Set(cacheItem); err != nil {
+			log.Error("Add Cache conn.Set(%s) error(%v)", cacheItem.Key, err)
+		}
+	}
+	if err := d.cache.Do(c, f); err != nil {
+		log.Error("ReleaseName cache save err(%v)", err)
+	}
+}