gosora/common/menu_store.go

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package common
import (
"database/sql"
"strconv"
"sync/atomic"
"../query_gen/lib"
)
var Menus *DefaultMenuStore
type DefaultMenuStore struct {
menus map[int]*atomic.Value
itemStore *DefaultMenuItemStore
}
func NewDefaultMenuStore() *DefaultMenuStore {
return &DefaultMenuStore{
make(map[int]*atomic.Value),
NewDefaultMenuItemStore(),
}
}
// TODO: Add actual support for multiple menus
func (store *DefaultMenuStore) GetAllMap() (out map[int]*MenuListHolder) {
out = make(map[int]*MenuListHolder)
for mid, atom := range store.menus {
out[mid] = atom.Load().(*MenuListHolder)
}
return out
}
func (store *DefaultMenuStore) Get(mid int) (*MenuListHolder, error) {
aStore, ok := store.menus[mid]
if ok {
return aStore.Load().(*MenuListHolder), nil
}
return nil, ErrNoRows
}
func (store *DefaultMenuStore) Items(mid int) (mlist MenuItemList, err error) {
err = qgen.NewAcc().Select("menu_items").Columns("miid, name, htmlID, cssClass, position, path, aria, tooltip, order, tmplName, guestOnly, memberOnly, staffOnly, adminOnly").Where("mid = " + strconv.Itoa(mid)).Orderby("order ASC").Each(func(rows *sql.Rows) error {
var mitem = MenuItem{MenuID: mid}
err := rows.Scan(&mitem.ID, &mitem.Name, &mitem.HTMLID, &mitem.CSSClass, &mitem.Position, &mitem.Path, &mitem.Aria, &mitem.Tooltip, &mitem.Order, &mitem.TmplName, &mitem.GuestOnly, &mitem.MemberOnly, &mitem.SuperModOnly, &mitem.AdminOnly)
if err != nil {
return err
}
store.itemStore.Add(mitem)
mlist = append(mlist, mitem)
return nil
})
return mlist, err
}
func (store *DefaultMenuStore) Load(mid int) error {
mlist, err := store.Items(mid)
if err != nil {
return err
}
hold := &MenuListHolder{mid, mlist, make(map[int]menuTmpl)}
err = hold.Preparse()
if err != nil {
return err
}
var aStore = &atomic.Value{}
aStore.Store(hold)
store.menus[mid] = aStore
return nil
}
func (store *DefaultMenuStore) ItemStore() *DefaultMenuItemStore {
return store.itemStore
}