v1

README.md

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+# i3-sensible-app
+
+Opens a predefined app based on the currently focused i3 workspace.
+
+## Usage
+Change your hotkey from i3-sensible-terminal to i3-sensible-app
+
+```diff
+-bindsym Mod4+Return exec i3-sensible-terminal
++bindsym Mod4+Return exec i3-sensible-app
+```
+
+Create the default apps config in `~/.config/i3/defaults.json`
+
+Example:
+
+```json
+{
+  "1: ": ["albert", "toggle"],
+  "2: ": ["google-chrome-stable"],
+  "3: ": ["i3-sensible-terminal"],
+  "4: ": ["code"],
+  "5: ": ["nautilus"],
+  "6: ?": ["albert", "toggle"],
+  "7: ": ["evince"],
+  "8: ?": ["albert", "toggle"],
+  "9: ": ["xdg-open", "http://localhost:6680/iris"],
+  "10: ": ["mpv", "--idle"]
+}
+```
+
+**Now just shift to your desired workspace and press <kbd>⊞ Win</kbd> + <kbd>Enter ⏎</kbd>**
+
+
+## Installation
+
+### Pre-requisites
+
+* i3 (and i3-msg)
+* go (for compilation)
+
+### INSTALL (with go) (*preferred*)
+Open a terminal and run
+
+```bash
+go get github.com/fa7ad/i3-sensible-app
+```
+
+### INSTALL (from git)
+Clone this repo and change into the directory
+
+```bash
+git clone https://github.com/fa7ad/i3-sensible-app.git
+cd i3-sensible-app/
+```
+
+Build the binary
+
+```bash
+go build
+```
+
+Move the directory to a folder in PATH
+
+```bash
+sudo install -Dm755 i3-sensible-app /usr/bin
+```
+
+### INSTALL (manual)
+Download the binary from [releases](https://github.com/fa7ad/i3-sensible-app/releases)
+
+## LICENSE
+MIT License

main.go

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+package main
+
+import (
+	"encoding/json"
+	"errors"
+	"io/ioutil"
+	"log"
+	"os"
+	"os/exec"
+	"path"
+	"path/filepath"
+)
+
+var conf []byte
+
+type workspace struct {
+	Name    string
+	Focused bool
+}
+
+func getEnv(env, def string) string {
+	val, ok := os.LookupEnv(env)
+	if ok {
+		return val
+	}
+	return def
+}
+
+func init() {
+	fback := path.Join(getEnv("HOME", "~"), ".config")
+	file := path.Join(getEnv("XDG_CONFIG_HOME", fback), "i3", "defaults.json")
+	cfile, err := filepath.Abs(file)
+	if err != nil {
+		log.Fatalf("Config file %s doesn't exist", file)
+	}
+	conf, err = ioutil.ReadFile(cfile)
+	if err != nil {
+		log.Fatalf("Failed to read config file %s!", cfile)
+	}
+}
+
+func getFocusedWs(wss []workspace) (workspace string, err error) {
+	for _, ws := range wss {
+		if ws.Focused {
+			workspace = ws.Name
+		}
+	}
+	if len(workspace) < 1 {
+		err = errors.New("no active workspace found")
+	}
+	return
+}
+
+func main() {
+	var config map[string]([]string)
+	err := json.Unmarshal(conf, &config)
+	if err != nil {
+		log.Fatal(err)
+	}
+	out, err := exec.Command("i3-msg", "-t", "get_workspaces").Output()
+	if err != nil {
+		log.Fatal(err)
+	}
+	var output []workspace
+	json.Unmarshal(out, &output)
+	ws, err := getFocusedWs(output)
+	if err != nil {
+		log.Fatalln(err)
+	}
+
+	args := config[ws]
+	cmd := exec.Command(args[0], args[1:]...)
+	err = cmd.Start()
+	if err != nil {
+		log.Fatal(err)
+	}
+}