From b60999c39e11bf4d1e236f2b10a2f895b44d23fb Mon Sep 17 00:00:00 2001
From: Drew DeVault <sir@cmpwn.com>
Date: Sun, 10 Mar 2019 21:15:24 -0400
Subject: Start building out command subsystem

---
 widgets/account.go     | 10 +++++++++-
 widgets/aerc.go        | 14 ++++++++------
 widgets/directories.go | 37 +++++++++++++++++++++++++++++++++++++
 3 files changed, 54 insertions(+), 7 deletions(-)

(limited to 'widgets')

diff --git a/widgets/account.go b/widgets/account.go
index 3848bbf..dc339cb 100644
--- a/widgets/account.go
+++ b/widgets/account.go
@@ -75,7 +75,7 @@ func NewAccountView(conf *config.AccountConfig,
 		for {
 			msg := <-worker.Messages
 			msg = worker.ProcessMessage(msg)
-			// TODO: dispatch to appropriate handlers
+			acct.onMessage(msg)
 		}
 	}()
 
@@ -164,3 +164,11 @@ func (acct *AccountView) connected(msg types.WorkerMessage) {
 			Color(tcell.ColorRed, tcell.ColorDefault)
 	}
 }
+
+func (acct *AccountView) Directories() *DirectoryList {
+	return acct.dirlist
+}
+
+func (acct *AccountView) onMessage(msg types.WorkerMessage) {
+	// TODO
+}
diff --git a/widgets/aerc.go b/widgets/aerc.go
index 26dc5f2..bf545f9 100644
--- a/widgets/aerc.go
+++ b/widgets/aerc.go
@@ -1,7 +1,6 @@
 package widgets
 
 import (
-	"fmt"
 	"log"
 
 	"github.com/gdamore/tcell"
@@ -13,11 +12,14 @@ import (
 
 type Aerc struct {
 	accounts map[string]*AccountView
+	cmd      func(cmd string) error
 	grid     *libui.Grid
 	tabs     *libui.Tabs
 }
 
-func NewAerc(conf *config.AercConfig, logger *log.Logger) *Aerc {
+func NewAerc(conf *config.AercConfig, logger *log.Logger,
+	cmd func(cmd string) error) *Aerc {
+
 	tabs := libui.NewTabs()
 
 	mainGrid := libui.NewGrid().Rows([]libui.GridSpec{
@@ -37,12 +39,13 @@ func NewAerc(conf *config.AercConfig, logger *log.Logger) *Aerc {
 
 	aerc := &Aerc{
 		accounts: make(map[string]*AccountView),
+		cmd:      cmd,
 		grid:     mainGrid,
 		tabs:     tabs,
 	}
 
 	for _, acct := range conf.Accounts {
-		view := NewAccountView(&acct, logger, aerc.RunCommand)
+		view := NewAccountView(&acct, logger, cmd)
 		aerc.accounts[acct.Name] = view
 		tabs.Add(view, acct.Name)
 	}
@@ -73,7 +76,6 @@ func (aerc *Aerc) Event(event tcell.Event) bool {
 	return acct.Event(event)
 }
 
-func (aerc *Aerc) RunCommand(cmd string) error {
-	// TODO
-	return fmt.Errorf("TODO: execute '%s'", cmd)
+func (aerc *Aerc) SelectedAccount() *AccountView {
+	return aerc.accounts[aerc.tabs.Tabs[aerc.tabs.Selected].Name]
 }
diff --git a/widgets/directories.go b/widgets/directories.go
index 11fe2d6..ae31d29 100644
--- a/widgets/directories.go
+++ b/widgets/directories.go
@@ -103,3 +103,40 @@ func (dirlist *DirectoryList) Draw(ctx *ui.Context) {
 		row++
 	}
 }
+
+func (dirlist *DirectoryList) nextPrev(delta int) {
+	for i, dir := range dirlist.dirs {
+		if dir == dirlist.selected {
+			var j int
+			ndirs := len(dirlist.dirs)
+			for j = i + delta; j != i; j += delta {
+				if j < 0 {
+					j = ndirs - 1
+				}
+				if j >= ndirs {
+					j = 0
+				}
+				name := dirlist.dirs[j]
+				if len(dirlist.conf.Folders) > 1 && name != dirlist.selected {
+					idx := sort.SearchStrings(dirlist.conf.Folders, name)
+					if idx == len(dirlist.conf.Folders) ||
+						dirlist.conf.Folders[idx] != name {
+
+						continue
+					}
+				}
+				break
+			}
+			dirlist.Select(dirlist.dirs[j])
+			break
+		}
+	}
+}
+
+func (dirlist *DirectoryList) Next() {
+	dirlist.nextPrev(1)
+}
+
+func (dirlist *DirectoryList) Prev() {
+	dirlist.nextPrev(-1)
+}
-- 
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