From 345dd400bbe2f41c45b08dc06e3199c900361fff Mon Sep 17 00:00:00 2001
From: Chris <ccbrown112@gmail.com>
Date: Mon, 24 Jul 2017 11:55:37 -0700
Subject: PLT-6706: add /code command (#6936)

* add /code command

* return an error for empty /code message
---
 app/command_code.go      | 44 ++++++++++++++++++++++++++++++++++++++++++++
 app/command_code_test.go | 26 ++++++++++++++++++++++++++
 i18n/en.json             | 16 ++++++++++++++++
 3 files changed, 86 insertions(+)
 create mode 100644 app/command_code.go
 create mode 100644 app/command_code_test.go

diff --git a/app/command_code.go b/app/command_code.go
new file mode 100644
index 000000000..ece2a70d2
--- /dev/null
+++ b/app/command_code.go
@@ -0,0 +1,44 @@
+// Copyright (c) 2017-present Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package app
+
+import (
+	"strings"
+
+	"github.com/mattermost/platform/model"
+	goi18n "github.com/nicksnyder/go-i18n/i18n"
+)
+
+type CodeProvider struct {
+}
+
+const (
+	CMD_CODE = "code"
+)
+
+func init() {
+	RegisterCommandProvider(&CodeProvider{})
+}
+
+func (me *CodeProvider) GetTrigger() string {
+	return CMD_CODE
+}
+
+func (me *CodeProvider) GetCommand(T goi18n.TranslateFunc) *model.Command {
+	return &model.Command{
+		Trigger:          CMD_CODE,
+		AutoComplete:     true,
+		AutoCompleteDesc: T("api.command_code.desc"),
+		AutoCompleteHint: T("api.command_code.hint"),
+		DisplayName:      T("api.command_code.name"),
+	}
+}
+
+func (me *CodeProvider) DoCommand(args *model.CommandArgs, message string) *model.CommandResponse {
+	if len(message) == 0 {
+		return &model.CommandResponse{Text: args.T("api.command_code.message.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
+	}
+	rmsg := "    " + strings.Join(strings.Split(message, "\n"), "\n    ")
+	return &model.CommandResponse{ResponseType: model.COMMAND_RESPONSE_TYPE_IN_CHANNEL, Text: rmsg}
+}
diff --git a/app/command_code_test.go b/app/command_code_test.go
new file mode 100644
index 000000000..7b5813a62
--- /dev/null
+++ b/app/command_code_test.go
@@ -0,0 +1,26 @@
+package app
+
+import (
+	"testing"
+
+	"github.com/mattermost/platform/model"
+)
+
+func TestCodeProviderDoCommand(t *testing.T) {
+	cp := CodeProvider{}
+	args := &model.CommandArgs{
+		T: func(s string, args ...interface{}) string { return s },
+	}
+
+	for msg, expected := range map[string]string{
+		"":           "api.command_code.message.app_error",
+		"foo":        "    foo",
+		"foo\nbar":   "    foo\n    bar",
+		"foo\nbar\n": "    foo\n    bar\n    ",
+	} {
+		actual := cp.DoCommand(args, msg).Text
+		if actual != expected {
+			t.Errorf("expected `%v`, got `%v`", expected, actual)
+		}
+	}
+}
diff --git a/i18n/en.json b/i18n/en.json
index e523e0451..bd90c7f49 100644
--- a/i18n/en.json
+++ b/i18n/en.json
@@ -919,6 +919,22 @@
     "id": "api.command_shortcuts.nav.unread_prev",
     "translation": "ALT+SHIFT+UP: Previous channel or direct message in left hand sidebar with unread messages\n"
   },
+  {
+    "id": "api.command_code.desc",
+    "translation": "Display text as a code block"
+  },
+  {
+    "id": "api.command_code.hint",
+    "translation": "[text]"
+  },
+  {
+    "id": "api.command_code.name",
+    "translation": "code"
+  },
+  {
+    "id": "api.command_code.message.app_error",
+    "translation": "A message must be provided with the /code command."
+  },
   {
     "id": "api.command_shrug.desc",
     "translation": "Adds ¯\\_(ツ)_/¯ to your message"
-- 
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