72 lines
1.9 KiB
Go
72 lines
1.9 KiB
Go
package main
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import (
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"encoding/json"
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"fmt"
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"io/ioutil"
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"log"
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"os"
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"strings"
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"gopkg.in/alecthomas/kingpin.v2"
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)
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var (
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app = kingpin.New("clipman", "A clipboard manager for Wayland")
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histpath = app.Flag("histpath", "Path of history file").Default("~/.local/share/clipman.json").String()
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demon = app.Command("listen", "Run as a demon to record clipboard events")
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picker = app.Command("pick", "Pick an item from clipboard history")
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noPersist = demon.Flag("no-persist", "Don't persist a copy buffer after a program exits").Short('P').Default("false").Bool()
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maxDemon = demon.Flag("max-items", "history size").Default("15").Int()
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maxPicker = picker.Flag("max-items", "scrollview length").Default("15").Int()
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tool = picker.Flag("selector", "Which selector to use: dmenu/rofi/-").Default("dmenu").String()
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)
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func main() {
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app.HelpFlag.Short('h')
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switch kingpin.MustParse(app.Parse(os.Args[1:])) {
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case "listen":
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persist := !*noPersist
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histfile, history, err := getHistory()
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if err != nil {
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log.Fatal(err)
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}
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listen(history, histfile, persist, *maxDemon)
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case "pick":
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_, history, err := getHistory()
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if err != nil {
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log.Fatal(err)
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}
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if err := selector(history, *maxPicker, *tool); err != nil {
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log.Fatal(err)
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}
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}
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}
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func getHistory() (string, []string, error) {
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// set histfile
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histfile := *histpath
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if strings.HasPrefix(histfile, "~") {
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home, err := os.UserHomeDir()
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if err != nil {
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return "", nil, err
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}
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histfile = strings.Replace(histfile, "~", home, 1)
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}
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// read existing history
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var history []string
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b, err := ioutil.ReadFile(histfile)
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if err != nil {
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if !os.IsNotExist(err) {
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return "", nil, fmt.Errorf("Failure reading history file: %s", err)
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}
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} else {
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if err := json.Unmarshal(b, &history); err != nil {
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return "", nil, fmt.Errorf("Failure parsing history: %s", err)
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}
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}
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return histfile, history, nil
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}
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