envr/cmd_edit_config.odin

package main

import "core:fmt"
import "core:os"
import "core:path/filepath"
import "core:strings"

cmd_edit_config :: proc(cmd: ^Command) {
    editor := os.get_env("EDITOR", context.allocator)
    if len(editor) == 0 {
        fmt.println("Error: $EDITOR environment variable is not set")
        return
    }

    config_path, join_err := filepath.join([]string{envr_dir(), "config.json"})
    if join_err != nil {
        fmt.printf("Error building config path: %v\n", join_err)
        return
    }

    _, stat_err := os.stat(config_path, context.allocator)
    if stat_err != nil {
        fmt.printf("Config file does not exist at %s. Run 'envr init' first.\n", config_path)
        return
    }

    args := []string{editor, config_path}
    desc := os.Process_Desc{
        command = args,
        stdin = os.stdin,
        stdout = os.stdout,
        stderr = os.stderr,
    }

    p, start_err := os.process_start(desc)
    if start_err != nil {
        fmt.printf("Error running editor: %v\n", start_err)
        return
    }

    state, wait_err := os.process_wait(p)
    if wait_err != nil {
        fmt.printf("Error waiting for editor: %v\n", wait_err)
        return
    }
    if state.exit_code != 0 {
        os.exit(int(state.exit_code))
    }
}