package web

import (
	"os"
	"path"
	"strings"

	ice "shylinux.com/x/icebergs"
	"shylinux.com/x/icebergs/base/cli"
	"shylinux.com/x/icebergs/base/ctx"
	"shylinux.com/x/icebergs/base/gdb"
	"shylinux.com/x/icebergs/base/mdb"
	"shylinux.com/x/icebergs/base/nfs"
	"shylinux.com/x/icebergs/base/tcp"
	kit "shylinux.com/x/toolkits"
)

func _dream_list(m *ice.Message) *ice.Message {
	list := m.CmdMap(SPACE, mdb.NAME)
	m.Cmdy(nfs.DIR, ice.USR_LOCAL_WORK, "time,size,name").Tables(func(value ice.Maps) {
		if space, ok := list[value[mdb.NAME]]; ok {
			msg := gdb.Event(m.Spawn(), DREAM_TABLES, mdb.NAME, value[mdb.NAME], mdb.TYPE, space[mdb.TYPE]).Copy(m.Spawn().PushButton(cli.STOP))
			m.Push(mdb.TYPE, space[mdb.TYPE])
			m.Push(cli.STATUS, cli.START)
			m.Push(mdb.TEXT, msg.Append(mdb.TEXT))
			m.PushButton(strings.Join(msg.Appendv(ctx.ACTION), ""))
		} else {
			m.Push(mdb.TYPE, WORKER)
			m.Push(cli.STATUS, cli.STOP)
			m.Push(mdb.TEXT, "")
			m.PushButton(cli.START, nfs.TRASH)
		}
	})
	return m.Sort("status,type,name", ice.STR, ice.STR, ice.STR_R).StatusTimeCount(cli.START, len(list))
}
func _dream_show(m *ice.Message, name string) {
	if m.Warn(name == "", ice.ErrNotValid, mdb.NAME) {
		return
	}
	if !strings.Contains(name, "-") || !strings.HasPrefix(name, "20") {
		name = m.Time("20060102-") + name
	}
	defer m.ProcessOpen(MergePod(m, m.Option(mdb.NAME, name)))

	p := path.Join(ice.USR_LOCAL_WORK, name)
	if pid := m.Cmdx(nfs.CAT, path.Join(p, ice.Info.PidPath)); pid != "" && nfs.ExistsFile(m, "/proc/"+pid) {
		m.Info("already exists %v", pid)
		return
	} else if m.Cmd(SPACE, name).Length() > 0 {
		m.Info("already exists %v", name)
		return
	}

	nfs.MkdirAll(m, p)
	_dream_template(m, p)

	m.Optionv(cli.CMD_DIR, kit.Path(p))
	m.Optionv(cli.CMD_ENV, kit.Simple(
		cli.CTX_OPS, "http://:"+m.CmdAppend(SERVE, tcp.PORT),
		cli.PATH, cli.BinPath(kit.Path(p, ice.BIN)), cli.USER, ice.Info.UserName,
		kit.EnvSimple(cli.HOME, cli.TERM, cli.SHELL), m.Configv(cli.ENV),
	))
	m.Optionv(cli.CMD_OUTPUT, path.Join(p, ice.BIN_BOOT_LOG))
	defer m.Options(cli.CMD_DIR, "", cli.CMD_ENV, "", cli.CMD_OUTPUT, "")
	gdb.Event(m, DREAM_CREATE, m.OptionSimple(mdb.NAME, mdb.TYPE))

	defer ToastProcess(m)()
	bin := kit.Select(os.Args[0], cli.SystemFind(m, ice.ICE_BIN, nfs.PWD+path.Join(p, ice.BIN), nfs.PWD+ice.BIN))
	m.Cmd(cli.DAEMON, bin, SPACE, tcp.DIAL, ice.DEV, ice.OPS, m.OptionSimple(mdb.NAME, RIVER), cli.DAEMON, ice.OPS)
	m.Sleep3s()
}
func _dream_template(m *ice.Message, p string) {
	if m.Option(nfs.TEMPLATE) == "" {
		return
	}
	for _, file := range []string{
		ice.ETC_MISS_SH, ice.SRC_MAIN_SHY, ice.SRC_MAIN_GO,
		ice.GO_MOD, ice.MAKEFILE, ice.README_MD,
	} {
		if nfs.ExistsFile(m, path.Join(p, file)) {
			continue
		}
		switch m.Cmdy(nfs.COPY, path.Join(p, file), path.Join(ice.USR_LOCAL_WORK, m.Option(nfs.TEMPLATE), file)); file {
		case ice.GO_MOD:
			kit.Rewrite(path.Join(p, file), func(line string) string {
				return kit.Select(line, "module "+m.Option(mdb.NAME), strings.HasPrefix(line, "module"))
			})
		}
	}
}

const (
	DREAM_CREATE = "dream.create"
	DREAM_START  = "dream.start"
	DREAM_STOP   = "dream.stop"

	DREAM_INPUTS = "dream.inputs"
	DREAM_TABLES = "dream.tables"
	DREAM_ACTION = "dream.action"
)
const DREAM = "dream"

func init() {
	Index.MergeCommands(ice.Commands{
		DREAM: {Name: "dream name path auto create", Help: "梦想家", Actions: ice.MergeActions(ice.Actions{
			mdb.INPUTS: {Hand: func(m *ice.Message, arg ...string) {
				switch arg[0] {
				case mdb.NAME, nfs.TEMPLATE:
					_dream_list(m).Cut(arg[0], "status,time")
				default:
					gdb.Event(m, "", arg)
				}
			}},
			mdb.CREATE: {Name: "create name=hi repos template", Hand: func(m *ice.Message, arg ...string) {
				_dream_show(m, m.OptionDefault(mdb.NAME, path.Base(m.Option(nfs.REPOS))))
			}},
			cli.START: {Hand: func(m *ice.Message, arg ...string) {
				_dream_show(m, m.Option(mdb.NAME))
			}},
			OPEN: {Hand: func(m *ice.Message, arg ...string) { ProcessIframe(m, MergePod(m, m.Option(mdb.NAME)), arg...) }},
			cli.STOP: {Hand: func(m *ice.Message, arg ...string) {
				m.Cmd(SPACE, mdb.MODIFY, m.OptionSimple(mdb.NAME), mdb.STATUS, cli.STOP)
				m.Go(func() { m.Cmd(SPACE, m.Option(mdb.NAME), ice.EXIT) })
				ctx.ProcessRefresh(m, "1s")
			}},
			nfs.TRASH: {Hand: func(m *ice.Message, arg ...string) {
				m.Cmd(nfs.TRASH, mdb.CREATE, path.Join(ice.USR_LOCAL_WORK, m.Option(mdb.NAME)))
			}},
			DREAM_STOP: {Hand: func(m *ice.Message, arg ...string) {
				if m.CmdAppend(SPACE, m.Option(mdb.NAME), mdb.STATUS) != cli.STOP {
					m.Go(func() { m.Sleep3s(DREAM, cli.START, m.OptionSimple(mdb.NAME)) })
				}
			}},
		}, ctx.CmdAction()), Hand: func(m *ice.Message, arg ...string) {
			if len(arg) == 0 {
				_dream_list(m)
			} else if arg[0] == ctx.ACTION {
				gdb.Event(m, DREAM_ACTION, arg)
			} else {
				m.Cmdy(nfs.CAT, arg[1:], kit.Dict(nfs.DIR_ROOT, path.Join(ice.USR_LOCAL_WORK, arg[0])))
			}
		}},
	})
}

func DreamAction() ice.Actions {
	return ice.MergeActions(ice.Actions{
		DREAM_INPUTS: {Hand: func(m *ice.Message, arg ...string) {}},
		DREAM_TABLES: {Hand: func(m *ice.Message, arg ...string) {}},
		DREAM_ACTION: {Hand: func(m *ice.Message, arg ...string) {}},
	}, gdb.EventAction(DREAM_TABLES, DREAM_ACTION))
}