From 0f85fcc3fac833b1635af111e1a7024254fcf3c6 Mon Sep 17 00:00:00 2001
From: Julian Weigt <julian.weigt@gmail.com>
Date: Sun, 26 Apr 2020 20:02:35 +0300
Subject: Implement copying to clipboard

"github.com/atotto/clipboard"
---
 go.mod                  |  1 +
 go.sum                  |  2 ++
 ui/command-processor.go |  1 +
 ui/commands.go          | 10 ++++++++++
 ui/room-view.go         |  6 ++++++
 5 files changed, 20 insertions(+)

diff --git a/go.mod b/go.mod
index 75d4a09..b8106b0 100644
--- a/go.mod
+++ b/go.mod
@@ -4,6 +4,7 @@ go 1.14
 
 require (
 	github.com/alecthomas/chroma v0.7.1
+	github.com/atotto/clipboard v0.1.2
 	github.com/disintegration/imaging v1.6.2
 	github.com/kyokomi/emoji v2.1.0+incompatible
 	github.com/lithammer/fuzzysearch v1.1.0
diff --git a/go.sum b/go.sum
index dfaa139..2081ea0 100644
--- a/go.sum
+++ b/go.sum
@@ -4,6 +4,8 @@ github.com/alecthomas/chroma v0.7.1/go.mod h1:gHw09mkX1Qp80JlYbmN9L3+4R5o6DJJ3GR
 github.com/alecthomas/colour v0.0.0-20160524082231-60882d9e2721/go.mod h1:QO9JBoKquHd+jz9nshCh40fOfO+JzsoXy8qTHF68zU0=
 github.com/alecthomas/kong v0.2.1-0.20190708041108-0548c6b1afae/go.mod h1:+inYUSluD+p4L8KdviBSgzcqEjUQOfC5fQDRFuc36lI=
 github.com/alecthomas/repr v0.0.0-20180818092828-117648cd9897/go.mod h1:xTS7Pm1pD1mvyM075QCDSRqH6qRLXylzS24ZTpRiSzQ=
+github.com/atotto/clipboard v0.1.2 h1:YZCtFu5Ie8qX2VmVTBnrqLSiU9XOWwqNRmdT3gIQzbY=
+github.com/atotto/clipboard v0.1.2/go.mod h1:ZY9tmq7sm5xIbd9bOK4onWV4S6X0u6GY7Vn0Yu86PYI=
 github.com/danwakefield/fnmatch v0.0.0-20160403171240-cbb64ac3d964 h1:y5HC9v93H5EPKqaS1UYVg1uYah5Xf51mBfIoWehClUQ=
 github.com/danwakefield/fnmatch v0.0.0-20160403171240-cbb64ac3d964/go.mod h1:Xd9hchkHSWYkEqJwUGisez3G1QY8Ryz0sdWrLPMGjLk=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
diff --git a/ui/command-processor.go b/ui/command-processor.go
index 10478cc..e9485c4 100644
--- a/ui/command-processor.go
+++ b/ui/command-processor.go
@@ -119,6 +119,7 @@ func NewCommandProcessor(parent *MainView) *CommandProcessor {
 			"react":      cmdReact,
 			"download":   cmdDownload,
 			"open":       cmdOpen,
+			"copy":       cmdCopy,
 			"sendevent":  cmdSendEvent,
 			"msendevent": cmdMSendEvent,
 			"setstate":   cmdSetState,
diff --git a/ui/commands.go b/ui/commands.go
index 4dd1482..27c9caf 100644
--- a/ui/commands.go
+++ b/ui/commands.go
@@ -34,6 +34,7 @@ import (
 
 	"github.com/lucasb-eyer/go-colorful"
 	"github.com/russross/blackfriday/v2"
+	"github.com/atotto/clipboard"
 
 	"maunium.net/go/mautrix"
 	"maunium.net/go/mautrix/event"
@@ -158,6 +159,7 @@ const (
 	SelectRedact                = "redact"
 	SelectDownload              = "download"
 	SelectOpen                  = "open"
+	SelectCopy                  = "copy"
 )
 
 func cmdReply(cmd *Command) {
@@ -176,6 +178,14 @@ func cmdOpen(cmd *Command) {
 	cmd.Room.StartSelecting(SelectOpen, strings.Join(cmd.Args, " "))
 }
 
+func cmdCopy(cmd *Command) {
+	if clipboard.Unsupported {
+		cmd.Reply("Clipboard unsupported.")
+	} else {
+		cmd.Room.StartSelecting(SelectCopy, strings.Join(cmd.Args, " "))
+	}
+}
+
 func cmdReact(cmd *Command) {
 	if len(cmd.Args) == 0 {
 		cmd.Reply("Usage: /react <reaction>")
diff --git a/ui/room-view.go b/ui/room-view.go
index 5792626..641e9d1 100644
--- a/ui/room-view.go
+++ b/ui/room-view.go
@@ -25,6 +25,7 @@ import (
 
 	"github.com/kyokomi/emoji"
 	"github.com/mattn/go-runewidth"
+	"github.com/atotto/clipboard"
 
 	"maunium.net/go/mauview"
 	"maunium.net/go/tcell"
@@ -204,6 +205,11 @@ func (view *RoomView) OnSelect(message *messages.UIMessage) {
 			}
 			go view.Download(msg.URL, path, view.selectReason == SelectOpen)
 		}
+	case SelectCopy:
+		msg, ok := message.Renderer.(*messages.TextMessage)
+		if ok {
+			go clipboard.WriteAll(msg.PlainText())
+		}
 	}
 	view.selecting = false
 	view.selectContent = ""
-- 
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