//! `koh init` — write the `.koh` file and a default ignore list.

module cli

import json
import os
import src.snapshot
import src.storage

pub fn cmd_init(raw []string) int {
	args := parse('init', raw, Options{
		flags: ['json']
	}) or { return usage_error(err.msg()) }
	root := os.getwd()
	store := storage.create(root) or { return refuse(args.json(), err.msg()) }
	store.close()
	ignore_path := os.join_path(root, snapshot.ignore_file)
	mut wrote_ignore := false
	if !os.exists(ignore_path) {
		os.write_file(ignore_path, snapshot.default_ignore) or {
			return refuse(args.json(), err.msg())
		}
		wrote_ignore = true
	}
	if args.json() {
		emit_json(json.encode(InitJson{
			repo:           root
			ignore_created: wrote_ignore
		}))
		return 0
	}
	ok('initialised koh in ${root}')
	if wrote_ignore {
		note('wrote ${snapshot.ignore_file} — edit it to suit the project')
	}
	return 0
}

struct InitJson {
	repo           string
	ignore_created bool
}