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package main
import (
"fmt"
"os"
"strconv"
"github.com/CartConnoisseur/corvid/srv"
"github.com/godbus/dbus/v5"
)
func main() {
if len(os.Args) < 2 {
server()
}
switch os.Args[1] {
case "server":
server()
case "dismiss":
if len(os.Args) < 3 {
fmt.Println("dismiss command requires positional argument 'id'")
os.Exit(1)
}
id, err := strconv.ParseInt(os.Args[2], 0, 32)
if err != nil || id <= 0 {
fmt.Printf("invalid value for positional argument 'id' (must be u64): %s\n", os.Args[2])
os.Exit(1)
}
call("Dismiss", uint32(id))
case "dismiss-all":
call("DismissAll")
case "help":
fmt.Printf("subcommands:\n")
fmt.Printf(" server (default) - run the server\n")
fmt.Printf(" dismiss <id> - dismiss specific notification\n")
fmt.Printf(" dismiss-all - dismiss all notifications\n")
fmt.Printf("\n")
fmt.Printf("environment vars:\n")
fmt.Printf(" CORVID_DEFAULT_EXPIRATION - default notification expiration in\n")
fmt.Printf(" ms. -1 = never (default: 5000)\n")
fmt.Printf(" CORVID_SORT_DIRECTION - notification sort direction, either\n")
fmt.Printf(" NEWEST_FIRST or OLDEST_FIRST\n")
fmt.Printf(" (default: NEWEST_FIRST)\n")
default:
fmt.Printf("unknown subcommand: %s\n", os.Args[1])
fmt.Printf("run corvid help for command list\n")
os.Exit(1)
}
}
func server() {
defaultExpiration := getEnvInt("CORVID_DEFAULT_EXPIRATION", 5000)
sortDirection := 1
switch os.Getenv("CORVID_SORT_DIRECTION") {
case "NEWEST_FIRST":
sortDirection = 1
case "OLDEST_FIRST":
sortDirection = -1
}
srv.Start(defaultExpiration, sortDirection)
select {}
}
func getEnvInt(key string, fallback int) int {
str := os.Getenv(key)
if len(str) == 0 {
return fallback
}
value, err := strconv.Atoi(str)
if err != nil {
return fallback
}
return value
}
func call(name string, args ...interface{}) error {
const CORVID_DBUS_OBJECT = "/sh/cxl/Corvid"
const CORVID_DBUS_NAME = "sh.cxl.Corvid"
conn, err := dbus.SessionBus()
if err != nil {
return err
}
call := conn.Object(CORVID_DBUS_NAME, CORVID_DBUS_OBJECT).Call(CORVID_DBUS_NAME+"."+name, 0, args...)
if call.Err != nil {
return call.Err
}
return nil
}
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