mirror of https://github.com/liamg/aminal.git
129 lines
2.9 KiB
Go
129 lines
2.9 KiB
Go
package main
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import (
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"flag"
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"fmt"
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"io/ioutil"
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"os"
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"os/exec"
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"syscall"
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"github.com/kr/pty"
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"github.com/riywo/loginshell"
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"gitlab.com/liamg/raft/config"
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"gitlab.com/liamg/raft/gui"
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"gitlab.com/liamg/raft/terminal"
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"go.uber.org/zap"
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)
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func getConfig() *config.Config {
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ignore := false
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flag.BoolVar(&ignore, "ignore-config", ignore, "Ignore user config files and use defauls")
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if ignore {
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return &config.DefaultConfig
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}
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conf := loadConfigFile()
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flag.BoolVar(&conf.DebugMode, "debug", conf.DebugMode, "Enable debug logging")
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flag.BoolVar(&conf.Slomo, "slomo", conf.Slomo, "Render in slow motion (useful for debugging)")
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flag.BoolVar(&conf.Rendering.AlwaysRepaint, "always-repaint", conf.Rendering.AlwaysRepaint, "Always repaint the window, even when no changes have occurred")
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flag.Parse()
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return conf
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}
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func loadConfigFile() *config.Config {
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home := os.Getenv("HOME")
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if home == "" {
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return &config.DefaultConfig
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}
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places := []string{
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//fmt.Sprintf("%s/.config/raft.yml", home),
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fmt.Sprintf("%s/.raft.toml", home),
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}
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for _, place := range places {
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if b, err := ioutil.ReadFile(place); err == nil {
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if c, err := config.Parse(b); err == nil {
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return c
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} else {
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fmt.Printf("Invalid config at %s: %s\n", place, err)
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}
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}
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}
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if b, err := config.DefaultConfig.Encode(); err != nil {
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fmt.Printf("Failed to encode config file: %s\n", err)
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} else {
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if err := ioutil.WriteFile(fmt.Sprintf("%s/.raft.toml", home), b, 0644); err != nil {
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fmt.Printf("Failed to encode config file: %s\n", err)
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}
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}
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return &config.DefaultConfig
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}
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func getLogger(conf *config.Config) (*zap.SugaredLogger, error) {
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var logger *zap.Logger
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var err error
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if conf.DebugMode {
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logger, err = zap.NewDevelopment()
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} else {
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loggerConfig := zap.NewProductionConfig()
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loggerConfig.Encoding = "console"
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logger, err = loggerConfig.Build()
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}
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if err != nil {
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return nil, fmt.Errorf("Failed to create logger: %s", err)
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}
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return logger.Sugar(), nil
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}
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func main() {
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// parse this
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conf := getConfig()
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os.Setenv("TERM", "xterm-256color")
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logger, err := getLogger(conf)
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if err != nil {
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fmt.Printf("Failed to create logger: %s\n", err)
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os.Exit(1)
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}
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defer logger.Sync()
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logger.Infof("Allocating pty...")
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pty, tty, err := pty.Open()
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if err != nil {
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logger.Fatalf("Failed to allocate pty: %s", err)
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}
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shellStr, err := loginshell.Shell()
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if err != nil {
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panic(fmt.Errorf("Failed to ascertain your shell: %s", err))
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}
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shell := exec.Command(shellStr)
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shell.Stdout = tty
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shell.Stdin = tty
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shell.Stderr = tty
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shell.SysProcAttr = &syscall.SysProcAttr{Setctty: true, Setsid: true}
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if err := shell.Start(); err != nil {
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pty.Close()
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panic(err)
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}
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logger.Infof("Creating terminal...")
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terminal := terminal.New(pty, logger, conf)
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g := gui.New(conf, terminal, logger)
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if err := g.Render(); err != nil {
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logger.Fatalf("Render error: %s", err)
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}
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}
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