Add Function to get GetGlobalSettings and GetSettingAllowedReactions (#359)

Add Function to get GetGlobalSettings and GetSettingAllowedReactions

Co-authored-by: 6543 <6543@obermui.de>
Reviewed-on: https://gitea.com/gitea/go-sdk/pulls/359
Reviewed-by: Lunny Xiao <xiaolunwen@gmail.com>
Reviewed-by: techknowlogick <techknowlogick@gitea.io>

gitea/settings.go

@@ -0,0 +1,25 @@
+// Copyright 2020 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package gitea
+
+// GlobalSettings represent the global settings of a gitea instance witch is exposed by API
+type GlobalSettings struct {
+	AllowedReactions []string
+}
+
+// GetGlobalSettings get all global settings witch are exposed by API
+func (c *Client) GetGlobalSettings() (settings GlobalSettings, err error) {
+	settings.AllowedReactions, err = c.GetSettingAllowedReactions()
+	return
+}
+
+// GetSettingAllowedReactions return reactions witch are allowed on a instance
+func (c *Client) GetSettingAllowedReactions() ([]string, error) {
+	if err := c.CheckServerVersionConstraint(">=1.13.0"); err != nil {
+		return nil, err
+	}
+	var reactions []string
+	return reactions, c.getParsedResponse("GET", "/settings/allowed_reactions", jsonHeader, nil, &reactions)
+}

gitea/settings_test.go

@@ -0,0 +1,21 @@
+// Copyright 2020 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package gitea
+
+import (
+	"log"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGetGlobalSettings(t *testing.T) {
+	log.Println("== TestGetGlobalSettings ==")
+	c := newTestClient()
+	settings, err := c.GetGlobalSettings()
+	assert.NoError(t, err)
+	expectedAllowedReactions := []string{"+1", "-1", "laugh", "hooray", "confused", "heart", "rocket", "eyes"}
+	assert.ElementsMatch(t, expectedAllowedReactions, settings.AllowedReactions)
+}