aerc/aerc.go

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package main
import (
"fmt"
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"io"
"io/ioutil"
"log"
"os"
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"time"
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"github.com/mattn/go-isatty"
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"git.sr.ht/~sircmpwn/aerc/commands"
"git.sr.ht/~sircmpwn/aerc/commands/account"
"git.sr.ht/~sircmpwn/aerc/commands/compose"
"git.sr.ht/~sircmpwn/aerc/commands/msg"
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"git.sr.ht/~sircmpwn/aerc/commands/msgview"
"git.sr.ht/~sircmpwn/aerc/commands/terminal"
"git.sr.ht/~sircmpwn/aerc/config"
libui "git.sr.ht/~sircmpwn/aerc/lib/ui"
"git.sr.ht/~sircmpwn/aerc/widgets"
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)
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func getCommands(selected libui.Drawable) []*commands.Commands {
switch selected.(type) {
case *widgets.AccountView:
return []*commands.Commands{
account.AccountCommands,
msg.MessageCommands,
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commands.GlobalCommands,
}
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case *widgets.Composer:
return []*commands.Commands{
compose.ComposeCommands,
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commands.GlobalCommands,
}
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case *widgets.MessageViewer:
return []*commands.Commands{
msgview.MessageViewCommands,
msg.MessageCommands,
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commands.GlobalCommands,
}
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case *widgets.Terminal:
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return []*commands.Commands{
terminal.TerminalCommands,
commands.GlobalCommands,
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}
default:
return []*commands.Commands{commands.GlobalCommands}
}
}
var (
Prefix string
ShareDir string
)
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func main() {
var (
logOut io.Writer
logger *log.Logger
)
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if !isatty.IsTerminal(os.Stdout.Fd()) {
logOut = os.Stdout
} else {
logOut = ioutil.Discard
}
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logger = log.New(logOut, "", log.LstdFlags)
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logger.Println("Starting up aerc")
conf, err := config.LoadConfig(nil, ShareDir)
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if err != nil {
fmt.Printf("Failed to load config: %v\n", err)
os.Exit(1)
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}
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var (
aerc *widgets.Aerc
ui *libui.UI
)
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aerc = widgets.NewAerc(conf, logger, func(cmd string) error {
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cmds := getCommands(aerc.SelectedTab())
for i, set := range cmds {
err := set.ExecuteCommand(aerc, cmd)
if _, ok := err.(commands.NoSuchCommand); ok {
if i == len(cmds)-1 {
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return err
} else {
continue
}
} else if _, ok := err.(commands.ErrorExit); ok {
ui.Exit()
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return nil
} else if err != nil {
return err
} else {
break
}
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}
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return nil
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})
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ui, err = libui.Initialize(conf, aerc)
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if err != nil {
panic(err)
}
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defer ui.Close()
for !ui.ShouldExit() {
for aerc.Tick() {
// Continue updating our internal state
}
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if !ui.Tick() {
// ~60 FPS
time.Sleep(16 * time.Millisecond)
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}
}
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}