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cachedmodel.go
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cachedmodel.go
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package mongoc
import (
"log"
"github.com/globalsign/mgo"
"github.com/sjclijie/go-zero/core/stores/cache"
"github.com/sjclijie/go-zero/core/stores/mongo"
"github.com/sjclijie/go-zero/core/stores/redis"
)
type Model struct {
*mongo.Model
cache cache.Cache
generateCollection func(*mgo.Session) *cachedCollection
}
func MustNewNodeModel(url, collection string, rds *redis.Redis, opts ...cache.Option) *Model {
model, err := NewNodeModel(url, collection, rds, opts...)
if err != nil {
log.Fatal(err)
}
return model
}
func MustNewModel(url, collection string, c cache.CacheConf, opts ...cache.Option) *Model {
model, err := NewModel(url, collection, c, opts...)
if err != nil {
log.Fatal(err)
}
return model
}
func NewNodeModel(url, collection string, rds *redis.Redis, opts ...cache.Option) (*Model, error) {
c := cache.NewCacheNode(rds, sharedCalls, stats, mgo.ErrNotFound, opts...)
return createModel(url, collection, c, func(collection mongo.Collection) *cachedCollection {
return newCollection(collection, c)
})
}
func NewModel(url, collection string, conf cache.CacheConf, opts ...cache.Option) (*Model, error) {
c := cache.NewCache(conf, sharedCalls, stats, mgo.ErrNotFound, opts...)
return createModel(url, collection, c, func(collection mongo.Collection) *cachedCollection {
return newCollection(collection, c)
})
}
func (mm *Model) Count(query interface{}) (int, error) {
return mm.executeInt(func(c *cachedCollection) (int, error) {
return c.Count(query)
})
}
func (mm *Model) DelCache(keys ...string) error {
return mm.cache.DelCache(keys...)
}
func (mm *Model) GetCache(key string, v interface{}) error {
return mm.cache.GetCache(key, v)
}
func (mm *Model) GetCollection(session *mgo.Session) *cachedCollection {
return mm.generateCollection(session)
}
func (mm *Model) FindAllNoCache(v interface{}, query interface{}, opts ...QueryOption) error {
return mm.execute(func(c *cachedCollection) error {
return c.FindAllNoCache(v, query, opts...)
})
}
func (mm *Model) FindOne(v interface{}, key string, query interface{}) error {
return mm.execute(func(c *cachedCollection) error {
return c.FindOne(v, key, query)
})
}
func (mm *Model) FindOneNoCache(v interface{}, query interface{}) error {
return mm.execute(func(c *cachedCollection) error {
return c.FindOneNoCache(v, query)
})
}
func (mm *Model) FindOneId(v interface{}, key string, id interface{}) error {
return mm.execute(func(c *cachedCollection) error {
return c.FindOneId(v, key, id)
})
}
func (mm *Model) FindOneIdNoCache(v interface{}, id interface{}) error {
return mm.execute(func(c *cachedCollection) error {
return c.FindOneIdNoCache(v, id)
})
}
func (mm *Model) Insert(docs ...interface{}) error {
return mm.execute(func(c *cachedCollection) error {
return c.Insert(docs...)
})
}
func (mm *Model) Pipe(pipeline interface{}) (mongo.Pipe, error) {
return mm.pipe(func(c *cachedCollection) mongo.Pipe {
return c.Pipe(pipeline)
})
}
func (mm *Model) Remove(selector interface{}, keys ...string) error {
return mm.execute(func(c *cachedCollection) error {
return c.Remove(selector, keys...)
})
}
func (mm *Model) RemoveNoCache(selector interface{}) error {
return mm.execute(func(c *cachedCollection) error {
return c.RemoveNoCache(selector)
})
}
func (mm *Model) RemoveAll(selector interface{}, keys ...string) (*mgo.ChangeInfo, error) {
return mm.change(func(c *cachedCollection) (*mgo.ChangeInfo, error) {
return c.RemoveAll(selector, keys...)
})
}
func (mm *Model) RemoveAllNoCache(selector interface{}) (*mgo.ChangeInfo, error) {
return mm.change(func(c *cachedCollection) (*mgo.ChangeInfo, error) {
return c.RemoveAllNoCache(selector)
})
}
func (mm *Model) RemoveId(id interface{}, keys ...string) error {
return mm.execute(func(c *cachedCollection) error {
return c.RemoveId(id, keys...)
})
}
func (mm *Model) RemoveIdNoCache(id interface{}) error {
return mm.execute(func(c *cachedCollection) error {
return c.RemoveIdNoCache(id)
})
}
func (mm *Model) SetCache(key string, v interface{}) error {
return mm.cache.SetCache(key, v)
}
func (mm *Model) Update(selector, update interface{}, keys ...string) error {
return mm.execute(func(c *cachedCollection) error {
return c.Update(selector, update, keys...)
})
}
func (mm *Model) UpdateNoCache(selector, update interface{}) error {
return mm.execute(func(c *cachedCollection) error {
return c.UpdateNoCache(selector, update)
})
}
func (mm *Model) UpdateId(id, update interface{}, keys ...string) error {
return mm.execute(func(c *cachedCollection) error {
return c.UpdateId(id, update, keys...)
})
}
func (mm *Model) UpdateIdNoCache(id, update interface{}) error {
return mm.execute(func(c *cachedCollection) error {
return c.UpdateIdNoCache(id, update)
})
}
func (mm *Model) Upsert(selector, update interface{}, keys ...string) (*mgo.ChangeInfo, error) {
return mm.change(func(c *cachedCollection) (*mgo.ChangeInfo, error) {
return c.Upsert(selector, update, keys...)
})
}
func (mm *Model) UpsertNoCache(selector, update interface{}) (*mgo.ChangeInfo, error) {
return mm.change(func(c *cachedCollection) (*mgo.ChangeInfo, error) {
return c.UpsertNoCache(selector, update)
})
}
func (mm *Model) change(fn func(c *cachedCollection) (*mgo.ChangeInfo, error)) (*mgo.ChangeInfo, error) {
session, err := mm.TakeSession()
if err != nil {
return nil, err
}
defer mm.PutSession(session)
return fn(mm.GetCollection(session))
}
func (mm *Model) execute(fn func(c *cachedCollection) error) error {
session, err := mm.TakeSession()
if err != nil {
return err
}
defer mm.PutSession(session)
return fn(mm.GetCollection(session))
}
func (mm *Model) executeInt(fn func(c *cachedCollection) (int, error)) (int, error) {
session, err := mm.TakeSession()
if err != nil {
return 0, err
}
defer mm.PutSession(session)
return fn(mm.GetCollection(session))
}
func (mm *Model) pipe(fn func(c *cachedCollection) mongo.Pipe) (mongo.Pipe, error) {
session, err := mm.TakeSession()
if err != nil {
return nil, err
}
defer mm.PutSession(session)
return fn(mm.GetCollection(session)), nil
}
func createModel(url, collection string, c cache.Cache,
create func(mongo.Collection) *cachedCollection) (*Model, error) {
model, err := mongo.NewModel(url, collection)
if err != nil {
return nil, err
}
return &Model{
Model: model,
cache: c,
generateCollection: func(session *mgo.Session) *cachedCollection {
collection := model.GetCollection(session)
return create(collection)
},
}, nil
}