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// Copyright (c) 2015 Spinpunch, Inc. All Rights Reserved.
// See License.txt for license information.
package store
import (
"github.com/mattermost/platform/model"
)
type SqlPreferenceStore struct {
*SqlStore
}
func NewSqlPreferenceStore(sqlStore *SqlStore) PreferenceStore {
s := &SqlPreferenceStore{sqlStore}
for _, db := range sqlStore.GetAllConns() {
table := db.AddTableWithName(model.Preference{}, "Preferences").SetKeys(false, "UserId", "Category", "Name", "AltId")
table.ColMap("UserId").SetMaxSize(26)
table.ColMap("Category").SetMaxSize(32)
table.ColMap("Name").SetMaxSize(32)
table.ColMap("AltId").SetMaxSize(26)
table.ColMap("Value").SetMaxSize(128)
}
return s
}
func (s SqlPreferenceStore) UpgradeSchemaIfNeeded() {
}
func (s SqlPreferenceStore) CreateIndexesIfNotExists() {
s.CreateIndexIfNotExists("idx_preferences_user_id", "Preferences", "UserId")
s.CreateIndexIfNotExists("idx_preferences_category", "Preferences", "Category")
s.CreateIndexIfNotExists("idx_preferences_name", "Preferences", "Name")
}
func (s SqlPreferenceStore) Save(preference *model.Preference) StoreChannel {
storeChannel := make(StoreChannel)
go func() {
storeChannel <- s.save(s.GetMaster(), preference)
close(storeChannel)
}()
return storeChannel
}
func (s SqlPreferenceStore) save(queryable Queryable, preference *model.Preference) StoreResult {
result := StoreResult{}
if result.Err = preference.IsValid(); result.Err != nil {
return result
}
if err := queryable.Insert(preference); err != nil {
if IsUniqueConstraintError(err.Error(), "UserId", "preferences_pkey") {
result.Err = model.NewAppError("SqlPreferenceStore.Save", "A preference with that user id, category, name, and alt id already exists",
"user_id="+preference.UserId+", category="+preference.Category+", name="+preference.Name+", alt_id="+preference.AltId+", "+err.Error())
} else {
result.Err = model.NewAppError("SqlPreferenceStore.Save", "We couldn't save the preference",
"user_id="+preference.UserId+", category="+preference.Category+", name="+preference.Name+", alt_id="+preference.AltId+", "+err.Error())
}
} else {
result.Data = preference
}
return result
}
func (s SqlPreferenceStore) Update(preference *model.Preference) StoreChannel {
storeChannel := make(StoreChannel)
go func() {
storeChannel <- s.update(s.GetMaster(), preference)
close(storeChannel)
}()
return storeChannel
}
func (s SqlPreferenceStore) update(queryable Queryable, preference *model.Preference) StoreResult {
result := StoreResult{}
if result.Err = preference.IsValid(); result.Err != nil {
return result
}
if count, err := queryable.Update(preference); err != nil {
result.Err = model.NewAppError("SqlPreferenceStore.Update", "We couldn't update the preference",
"user_id="+preference.UserId+", category="+preference.Category+", name="+preference.Name+", alt_id="+preference.AltId+", "+err.Error())
} else {
result.Data = count
}
return result
}
func (s SqlPreferenceStore) SaveOrUpdate(preferences ...*model.Preference) StoreChannel {
storeChannel := make(StoreChannel)
go func() {
result := StoreResult{}
db := s.GetReplica()
if len(preferences) > 1 {
// wrap in a transaction so that if one fails, everything fails
transaction, err := db.Begin()
if err != nil {
result.Err = model.NewAppError("SqlPreferenceStore.SaveOrUpdateMultiple", "Unable to open transaction to update preferences", err.Error())
} else {
for _, preference := range preferences {
if err := s.saveOrUpdate(transaction, preference); err != nil {
result.Err = err
break
}
}
if result.Err == nil {
if err := transaction.Commit(); err != nil {
// don't need to rollback here since the transaction is already closed
result.Err = model.NewAppError("SqlPreferenceStore.SaveOrUpdateMultiple", "Unable to commit transaction to update preferences", err.Error())
}
} else {
if err := transaction.Rollback(); err != nil {
result.Err = model.NewAppError("SqlPreferenceStore.SaveOrUpdateMultiple", "Unable to rollback transaction to update preferences", err.Error())
}
}
}
} else {
result.Err = s.saveOrUpdate(db, preferences[0])
}
storeChannel <- result
close(storeChannel)
}()
return storeChannel
}
func (s SqlPreferenceStore) saveOrUpdate(queryable Queryable, preference *model.Preference) *model.AppError {
if result := s.save(queryable, preference); result.Err != nil {
if result := s.update(queryable, preference); result.Err != nil {
return result.Err
}
}
return nil
}
func (s SqlPreferenceStore) GetByName(userId string, category string, name string) StoreChannel {
storeChannel := make(StoreChannel)
go func() {
result := StoreResult{}
var preferences []*model.Preference
if _, err := s.GetReplica().Select(&preferences,
`SELECT
*
FROM
Preferences
WHERE
UserId = :UserId
AND Category = :Category
AND Name = :Name`, map[string]interface{}{"UserId": userId, "Category": category, "Name": name}); err != nil {
result.Err = model.NewAppError("SqlPreferenceStore.GetByName", "We encounted an error while finding preferences", err.Error())
} else {
result.Data = preferences
}
storeChannel <- result
close(storeChannel)
}()
return storeChannel
}
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