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gaetools.go
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gaetools.go
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package tools
import (
"context"
. "github.com/noypi/gae"
"github.com/noypi/gae/dbi/std"
"github.com/noypi/gae/logi/std"
"github.com/noypi/gae/registry"
"github.com/noypi/gae/webi/std"
"cloud.google.com/go/datastore"
"cloud.google.com/go/storage"
"golang.org/x/oauth2"
"golang.org/x/oauth2/google"
"google.golang.org/api/option"
)
type GaeTools struct {
Dbi DbInt
Webi WebInt
Logi LogInt
bbJwt []byte
appid string
kind string
ctx context.Context
clientStorage *storage.Client
}
func NewTk(ctx context.Context, bbJwt []byte, appid, kind string) (tk *GaeTools, err error) {
tk = new(GaeTools)
tk.appid = appid
tk.kind = kind
tk.ctx = ctx
tk.bbJwt = bbJwt
tk.Logi, err = registry.GetLogi(logi.Name, map[string]interface{}{
"context": ctx,
})
if nil != err {
return
}
dbiExOpts := map[string]interface{}{
"context": ctx,
"logger": tk.Logi,
"appid": appid,
"name": kind,
}
if 0 < len(bbJwt) {
var tokenSource oauth2.TokenSource
tokenSource, err = tk.getTokenSource(datastore.ScopeDatastore)
if nil != err {
tk.Logi.Errorf("NewTk getTokenSource err=%v", err)
return
}
dbiExOpts["tokenSource"] = tokenSource
}
tk.Dbi, err = registry.GetDbiEx(dbi.Name, dbiExOpts)
if nil != err {
tk.Logi.Criticalf("NewTk tk.Dbi err=%v", err)
return
}
tk.Webi, err = registry.GetWebi(webi.Name, map[string]interface{}{
"context": ctx,
"logger": tk.Logi,
})
if nil != err {
tk.Logi.Criticalf("NewTk tk.Webi err=%v", err)
return
}
return
}
func (this *GaeTools) getTokenSource(scopes ...string) (oauth2.TokenSource, error) {
conf, err := google.JWTConfigFromJSON(this.bbJwt, scopes...)
if err != nil {
this.Logi.Warningf("GaeTools.getTokenSource err=%v", err)
return nil, err
}
return conf.TokenSource(this.ctx), nil
}
func (this GaeTools) GetWebi() WebInt {
return this.Webi
}
func (this GaeTools) GetLogi() LogInt {
return this.Logi
}
func (this GaeTools) GetDbi() DbInt {
return this.Dbi
}
func (this GaeTools) NetContext() context.Context {
return this.ctx
}
func (this *GaeTools) StorageClient() *storage.Client {
if nil == this.clientStorage {
var err error
tokenSource, err := this.getTokenSource(storage.ScopeFullControl)
if nil != err {
this.Logi.Criticalf("GaeTools.StorageClient err=%v", err)
return nil
}
this.clientStorage, err = storage.NewClient(this.ctx, option.WithTokenSource(tokenSource))
if nil != err {
this.Logi.Criticalf("GaeTools.StorageClient err=%v", err)
}
}
return this.clientStorage
}
/*
func (this *GaeTools) StorageContext() context.Context {
return cloud.WithContext(this.NetContext(), this.appid, this.StorageClient())
}
*/