From 2a0961701c4cabecc53d134ed1782e5612e64580 Mon Sep 17 00:00:00 2001
From: Gregory Mullen <greg@cmdline.org>
Date: Thu, 27 Jun 2019 10:33:11 -0700
Subject: Implement basic tab completion support

Tab completion currently only works on commands. Contextual completion
will be added in the future.
---
 commands/compose/abort.go      | 14 ++++++++++++--
 commands/compose/compose.go    |  4 ++--
 commands/compose/edit.go       | 14 ++++++++++++--
 commands/compose/next-field.go | 19 ++++++++++++++-----
 commands/compose/send.go       | 16 +++++++++++++---
 5 files changed, 53 insertions(+), 14 deletions(-)

(limited to 'commands/compose')

diff --git a/commands/compose/abort.go b/commands/compose/abort.go
index c60793c..4c121d7 100644
--- a/commands/compose/abort.go
+++ b/commands/compose/abort.go
@@ -6,11 +6,21 @@ import (
 	"git.sr.ht/~sircmpwn/aerc/widgets"
 )
 
+type Abort struct{}
+
 func init() {
-	register("abort", CommandAbort)
+	register(Abort{})
+}
+
+func (_ Abort) Aliases() []string {
+	return []string{"abort"}
+}
+
+func (_ Abort) Complete(aerc *widgets.Aerc, args []string) []string {
+	return nil
 }
 
-func CommandAbort(aerc *widgets.Aerc, args []string) error {
+func (_ Abort) Execute(aerc *widgets.Aerc, args []string) error {
 	if len(args) != 1 {
 		return errors.New("Usage: abort")
 	}
diff --git a/commands/compose/compose.go b/commands/compose/compose.go
index 35a2ed7..d61696e 100644
--- a/commands/compose/compose.go
+++ b/commands/compose/compose.go
@@ -8,9 +8,9 @@ var (
 	ComposeCommands *commands.Commands
 )
 
-func register(name string, cmd commands.AercCommand) {
+func register(cmd commands.Command) {
 	if ComposeCommands == nil {
 		ComposeCommands = commands.NewCommands()
 	}
-	ComposeCommands.Register(name, cmd)
+	ComposeCommands.Register(cmd)
 }
diff --git a/commands/compose/edit.go b/commands/compose/edit.go
index 18ba481..e888350 100644
--- a/commands/compose/edit.go
+++ b/commands/compose/edit.go
@@ -6,11 +6,21 @@ import (
 	"git.sr.ht/~sircmpwn/aerc/widgets"
 )
 
+type Edit struct{}
+
 func init() {
-	register("edit", CommandEdit)
+	register(Edit{})
+}
+
+func (_ Edit) Aliases() []string {
+	return []string{"edit"}
+}
+
+func (_ Edit) Complete(aerc *widgets.Aerc, args []string) []string {
+	return nil
 }
 
-func CommandEdit(aerc *widgets.Aerc, args []string) error {
+func (_ Edit) Execute(aerc *widgets.Aerc, args []string) error {
 	if len(args) != 1 {
 		return errors.New("Usage: edit")
 	}
diff --git a/commands/compose/next-field.go b/commands/compose/next-field.go
index a10aa32..3496dfd 100644
--- a/commands/compose/next-field.go
+++ b/commands/compose/next-field.go
@@ -7,16 +7,21 @@ import (
 	"git.sr.ht/~sircmpwn/aerc/widgets"
 )
 
+type NextPrevField struct{}
+
 func init() {
-	register("next-field", NextPrevField)
-	register("prev-field", NextPrevField)
+	register(NextPrevField{})
 }
 
-func nextPrevFieldUsage(cmd string) error {
-	return errors.New(fmt.Sprintf("Usage: %s", cmd))
+func (_ NextPrevField) Aliases() []string {
+	return []string{"next-field", "prev-field"}
+}
+
+func (_ NextPrevField) Complete(aerc *widgets.Aerc, args []string) []string {
+	return nil
 }
 
-func NextPrevField(aerc *widgets.Aerc, args []string) error {
+func (_ NextPrevField) Execute(aerc *widgets.Aerc, args []string) error {
 	if len(args) > 2 {
 		return nextPrevFieldUsage(args[0])
 	}
@@ -28,3 +33,7 @@ func NextPrevField(aerc *widgets.Aerc, args []string) error {
 	}
 	return nil
 }
+
+func nextPrevFieldUsage(cmd string) error {
+	return errors.New(fmt.Sprintf("Usage: %s", cmd))
+}
diff --git a/commands/compose/send.go b/commands/compose/send.go
index c4bff11..26df82a 100644
--- a/commands/compose/send.go
+++ b/commands/compose/send.go
@@ -20,13 +20,23 @@ import (
 	"git.sr.ht/~sircmpwn/aerc/worker/types"
 )
 
+type Send struct{}
+
 func init() {
-	register("send", SendMessage)
+	register(Send{})
+}
+
+func (_ Send) Aliases() []string {
+	return []string{"send"}
+}
+
+func (_ Send) Complete(aerc *widgets.Aerc, args []string) []string {
+	return nil
 }
 
-func SendMessage(aerc *widgets.Aerc, args []string) error {
+func (_ Send) Execute(aerc *widgets.Aerc, args []string) error {
 	if len(args) > 1 {
-		return errors.New("Usage: send-message")
+		return errors.New("Usage: send")
 	}
 	composer, _ := aerc.SelectedTab().(*widgets.Composer)
 	config := composer.Config()
-- 
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