package alpha

import (
	"os"
	"path"
	"strings"

	ice "shylinux.com/x/icebergs"
	"shylinux.com/x/icebergs/base/cli"
	"shylinux.com/x/icebergs/base/mdb"
	"shylinux.com/x/icebergs/core/wiki"
	kit "shylinux.com/x/toolkits"
)

func _alpha_find(m *ice.Message, method, word string) {
	if word == "" {
		return
	}

	// 搜索方法
	switch word = strings.TrimSpace(word); method {
	case LINE:
	case WORD:
		word = "," + word + "$"
	}

	// 搜索词汇
	msg := m.Cmd(cli.SYSTEM, "grep", "-rh", word, m.Conf(ALPHA, kit.Keym(kit.MDB_STORE)))
	msg.CSV(msg.Result(), kit.Simple(m.Confv(ALPHA, kit.META_FIELD))...).Table(func(index int, value map[string]string, head []string) {
		if value[WORD] == "" {
			return
		}
		m.PushSearch("cmd", ALPHA, kit.MDB_TYPE, method, kit.MDB_NAME, value[WORD], kit.MDB_TEXT, value["translation"], value)
	})
	return
}
func _alpha_load(m *ice.Message, file, name string) {
	// 清空数据
	meta := m.Confm(ALPHA, kit.MDB_META)
	m.Assert(os.RemoveAll(path.Join(kit.Format(meta[kit.MDB_STORE]), name)))
	m.Conf(ALPHA, name, "")

	// 缓存配置
	m.Conf(ALPHA, kit.Keys(name, kit.MDB_META), kit.Dict(
		kit.MDB_STORE, meta[kit.MDB_STORE],
		kit.MDB_FSIZE, meta[kit.MDB_FSIZE],
		kit.MDB_LIMIT, meta[kit.MDB_LIMIT],
		kit.MDB_LEAST, meta[kit.MDB_LEAST],
		kit.MDB_FIELD, meta[kit.MDB_FIELD],
	))

	m.Cmd(mdb.IMPORT, ALPHA, name, kit.MDB_LIST, file)

	// 保存词库
	m.Conf(ALPHA, kit.Keys(name, kit.Keym(kit.MDB_LIMIT)), 0)
	m.Conf(ALPHA, kit.Keys(name, kit.Keym(kit.MDB_LEAST)), 0)
	m.Echo("%s: %d", name, m.Grow(ALPHA, name, kit.Dict(WORD, " ")))
}

const (
	WORD = "word"
	LINE = "line"
)

const ALPHA = "alpha"

var Index = &ice.Context{Name: ALPHA, Help: "英汉词典",
	Configs: map[string]*ice.Config{
		ALPHA: {Name: ALPHA, Help: "英汉词典", Value: kit.Data(
			kit.MDB_LIMIT, "50000", kit.MDB_LEAST, "1000",
			kit.MDB_STORE, path.Join(ice.USR_LOCAL_EXPORT, ALPHA), kit.MDB_FSIZE, "2000000",
			kit.SSH_REPOS, "word-dict", kit.MDB_FIELD, []interface{}{
				"audio", "bnc", "collins", "definition", "detail", "exchange", "frq", "id", "oxford", "phonetic", "pos", "tag", "time", "translation", "word",
			},
		)},
		"_cache": {Name: "_cache", Value: kit.Data(kit.MDB_SHORT, "mw")},
	},
	Commands: map[string]*ice.Command{
		ice.CTX_INIT: {Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
			m.Load()
			m.Cmd(mdb.SEARCH, mdb.CREATE, ALPHA, m.Prefix(ALPHA))
		}},
		ice.CTX_EXIT: {Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) { m.Save() }},

		ALPHA: {Name: "alpha method=word,line word auto _cache", Help: "英汉", Action: map[string]*ice.Action{
			mdb.IMPORT: {Name: "import file=usr/word-dict/ecdict name", Help: "加载词库", Hand: func(m *ice.Message, arg ...string) {
				_alpha_load(m, m.Option(kit.MDB_FILE), kit.Select(path.Base(m.Option(kit.MDB_FILE)), m.Option(kit.MDB_NAME)))
			}},
			mdb.SEARCH: {Name: "search type name text", Help: "搜索", Hand: func(m *ice.Message, arg ...string) {
				if arg[0] == ALPHA {
					_alpha_find(m, kit.Select(WORD, arg, 2), arg[1])
				}
			}},
			"_cache": {Name: "_cache", Help: "缓存", Hand: func(m *ice.Message, arg ...string) {
				m.OptionFields("time,id,word,translation,definition")
				m.Cmdy(mdb.SELECT, m.Prefix("_cache"), "", mdb.HASH)
			}},
		}, Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
			if len(arg) < 2 {
				return
			}
			defer m.StatusTimeCount()
			m.OptionFields("id,word,translation,definition")
			if m.Cmdy(mdb.SELECT, m.Prefix("_cache"), "", mdb.HASH, "mw", arg[0]+arg[1]); len(m.Appendv("id")) > 0 {
				return
			}
			if _alpha_find(m, arg[0], arg[1]); len(m.Appendv("id")) > 0 {
				m.Cmd(mdb.INSERT, m.Prefix("_cache"), "", mdb.HASH, "mw", arg[0]+arg[1], m.AppendSimple())
			}
		}},
	},
}

func init() { wiki.Index.Register(Index, nil) }