Move sql store code into store/sqlstore package (#7502)

* move sql store code into store/sqlstore package

* move non-sql constants back up to store

* fix api test

* derp

store/sqlstore/system_store.go

@@ -0,0 +1,137 @@
+// Copyright (c) 2016-present Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package sqlstore
+
+import (
+	"net/http"
+
+	"github.com/mattermost/mattermost-server/model"
+	"github.com/mattermost/mattermost-server/store"
+)
+
+type SqlSystemStore struct {
+	SqlStore
+}
+
+func NewSqlSystemStore(sqlStore SqlStore) store.SystemStore {
+	s := &SqlSystemStore{sqlStore}
+
+	for _, db := range sqlStore.GetAllConns() {
+		table := db.AddTableWithName(model.System{}, "Systems").SetKeys(false, "Name")
+		table.ColMap("Name").SetMaxSize(64)
+		table.ColMap("Value").SetMaxSize(1024)
+	}
+
+	return s
+}
+
+func (s SqlSystemStore) CreateIndexesIfNotExists() {
+}
+
+func (s SqlSystemStore) Save(system *model.System) store.StoreChannel {
+
+	storeChannel := make(store.StoreChannel, 1)
+
+	go func() {
+		result := store.StoreResult{}
+
+		if err := s.GetMaster().Insert(system); err != nil {
+			result.Err = model.NewAppError("SqlSystemStore.Save", "store.sql_system.save.app_error", nil, err.Error(), http.StatusInternalServerError)
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}
+
+func (s SqlSystemStore) SaveOrUpdate(system *model.System) store.StoreChannel {
+
+	storeChannel := make(store.StoreChannel, 1)
+
+	go func() {
+		result := store.StoreResult{}
+
+		if err := s.GetReplica().SelectOne(&model.System{}, "SELECT * FROM Systems WHERE Name = :Name", map[string]interface{}{"Name": system.Name}); err == nil {
+			if _, err := s.GetMaster().Update(system); err != nil {
+				result.Err = model.NewAppError("SqlSystemStore.SaveOrUpdate", "store.sql_system.update.app_error", nil, "", http.StatusInternalServerError)
+			}
+		} else {
+			if err := s.GetMaster().Insert(system); err != nil {
+				result.Err = model.NewAppError("SqlSystemStore.SaveOrUpdate", "store.sql_system.save.app_error", nil, "", http.StatusInternalServerError)
+			}
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}
+
+func (s SqlSystemStore) Update(system *model.System) store.StoreChannel {
+
+	storeChannel := make(store.StoreChannel, 1)
+
+	go func() {
+		result := store.StoreResult{}
+
+		if _, err := s.GetMaster().Update(system); err != nil {
+			result.Err = model.NewAppError("SqlSystemStore.Update", "store.sql_system.update.app_error", nil, "", http.StatusInternalServerError)
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}
+
+func (s SqlSystemStore) Get() store.StoreChannel {
+
+	storeChannel := make(store.StoreChannel, 1)
+
+	go func() {
+		result := store.StoreResult{}
+
+		var systems []model.System
+		props := make(model.StringMap)
+		if _, err := s.GetReplica().Select(&systems, "SELECT * FROM Systems"); err != nil {
+			result.Err = model.NewAppError("SqlSystemStore.Get", "store.sql_system.get.app_error", nil, "", http.StatusInternalServerError)
+		} else {
+			for _, prop := range systems {
+				props[prop.Name] = prop.Value
+			}
+
+			result.Data = props
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}
+
+func (s SqlSystemStore) GetByName(name string) store.StoreChannel {
+
+	storeChannel := make(store.StoreChannel, 1)
+
+	go func() {
+		result := store.StoreResult{}
+
+		var system model.System
+		if err := s.GetReplica().SelectOne(&system, "SELECT * FROM Systems WHERE Name = :Name", map[string]interface{}{"Name": name}); err != nil {
+			result.Err = model.NewAppError("SqlSystemStore.GetByName", "store.sql_system.get_by_name.app_error", nil, "", http.StatusInternalServerError)
+		}
+
+		result.Data = &system
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}