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/license_store.go

@@ -0,0 +1,83 @@
+// 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 SqlLicenseStore struct {
+	SqlStore
+}
+
+func NewSqlLicenseStore(sqlStore SqlStore) store.LicenseStore {
+	ls := &SqlLicenseStore{sqlStore}
+
+	for _, db := range sqlStore.GetAllConns() {
+		table := db.AddTableWithName(model.LicenseRecord{}, "Licenses").SetKeys(false, "Id")
+		table.ColMap("Id").SetMaxSize(26)
+		table.ColMap("Bytes").SetMaxSize(10000)
+	}
+
+	return ls
+}
+
+func (ls SqlLicenseStore) CreateIndexesIfNotExists() {
+}
+
+func (ls SqlLicenseStore) Save(license *model.LicenseRecord) store.StoreChannel {
+
+	storeChannel := make(store.StoreChannel, 1)
+
+	go func() {
+		result := store.StoreResult{}
+
+		license.PreSave()
+		if result.Err = license.IsValid(); result.Err != nil {
+			storeChannel <- result
+			close(storeChannel)
+			return
+		}
+
+		// Only insert if not exists
+		if err := ls.GetReplica().SelectOne(&model.LicenseRecord{}, "SELECT * FROM Licenses WHERE Id = :Id", map[string]interface{}{"Id": license.Id}); err != nil {
+			if err := ls.GetMaster().Insert(license); err != nil {
+				result.Err = model.NewAppError("SqlLicenseStore.Save", "store.sql_license.save.app_error", nil, "license_id="+license.Id+", "+err.Error(), http.StatusInternalServerError)
+			} else {
+				result.Data = license
+			}
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}
+
+func (ls SqlLicenseStore) Get(id string) store.StoreChannel {
+
+	storeChannel := make(store.StoreChannel, 1)
+
+	go func() {
+		result := store.StoreResult{}
+
+		if obj, err := ls.GetReplica().Get(model.LicenseRecord{}, id); err != nil {
+			result.Err = model.NewAppError("SqlLicenseStore.Get", "store.sql_license.get.app_error", nil, "license_id="+id+", "+err.Error(), http.StatusInternalServerError)
+		} else if obj == nil {
+			result.Err = model.NewAppError("SqlLicenseStore.Get", "store.sql_license.get.missing.app_error", nil, "license_id="+id, http.StatusNotFound)
+		} else {
+			result.Data = obj.(*model.LicenseRecord)
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+
+	}()
+
+	return storeChannel
+}