aboutsummaryrefslogtreecommitdiffstats
path: root/aerc.go
blob: 20e2bb189711d4fac51240e40ae4bf5893c1367d (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
package main

import (
	"fmt"
	"io"
	"io/ioutil"
	"log"
	"os"
	"time"

	"git.sr.ht/~sircmpwn/getopt"
	"github.com/mattn/go-isatty"

	"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"
	"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"
)

func getCommands(selected libui.Drawable) []*commands.Commands {
	switch selected.(type) {
	case *widgets.AccountView:
		return []*commands.Commands{
			account.AccountCommands,
			msg.MessageCommands,
			commands.GlobalCommands,
		}
	case *widgets.Composer:
		return []*commands.Commands{
			compose.ComposeCommands,
			commands.GlobalCommands,
		}
	case *widgets.MessageViewer:
		return []*commands.Commands{
			msgview.MessageViewCommands,
			msg.MessageCommands,
			commands.GlobalCommands,
		}
	case *widgets.Terminal:
		return []*commands.Commands{
			terminal.TerminalCommands,
			commands.GlobalCommands,
		}
	default:
		return []*commands.Commands{commands.GlobalCommands}
	}
}

var (
	Prefix   string
	ShareDir string
	Version  string
)

func main() {
	// TODO: Support starting with mailto links, ad-hoc accounts, etc
	opts, optind, err := getopt.Getopts(os.Args, "v")
	if err != nil {
		panic(err)
	}
	for _, opt := range opts {
		switch opt.Option {
		case 'v':
			fmt.Println("aerc " + Version)
			return
		}
	}
	if optind != len(os.Args) {
		log.Fatal("Usage: aerc [-v]")
	}

	var (
		logOut io.Writer
		logger *log.Logger
	)
	if !isatty.IsTerminal(os.Stdout.Fd()) {
		logOut = os.Stdout
	} else {
		logOut = ioutil.Discard
	}
	logger = log.New(logOut, "", log.LstdFlags)
	logger.Println("Starting up aerc")

	conf, err := config.LoadConfig(nil, ShareDir)
	if err != nil {
		fmt.Printf("Failed to load config: %v\n", err)
		os.Exit(1)
	}

	var (
		aerc *widgets.Aerc
		ui   *libui.UI
	)
	aerc = widgets.NewAerc(conf, logger, func(cmd string) error {
		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 {
					return err
				} else {
					continue
				}
			} else if _, ok := err.(commands.ErrorExit); ok {
				ui.Exit()
				return nil
			} else if err != nil {
				return err
			} else {
				break
			}
		}
		return nil
	})

	ui, err = libui.Initialize(conf, aerc)
	if err != nil {
		panic(err)
	}
	defer ui.Close()

	for !ui.ShouldExit() {
		for aerc.Tick() {
			// Continue updating our internal state
		}
		if !ui.Tick() {
			// ~60 FPS
			time.Sleep(16 * time.Millisecond)
		}
	}
}