// Copyright (c) 2026 Storm Dragon
// SPDX-License-Identifier: GPL-3.0-or-later

package app

import (
	"encoding/json"
	"os"
	"strings"

	"git.stormux.org/storm/fenrir/internal/applicationoverrides/codex"
)

func (a *application) codex_event(text string) string {
	kind, payload, _ := strings.Cut(text, " ")
	if kind != "CODEX" {
		return "Unsupported application event"
	}
	var event codex.Event
	if err := json.Unmarshal([]byte(payload), &event); err != nil {
		return "Invalid Codex event JSON"
	}
	if a.options.TerminalMode {
		if event.Window == "" || event.Window != os.Getenv("WINDOWID") || event.Terminal != 1 {
			return "Codex event belongs to another terminal"
		}
	} else if event.Window != "" || event.Terminal != a.lastTerminal {
		return "Codex event belongs to another terminal"
	}
	selected := a.overrides[event.Terminal]
	if selected == nil || selected.id != "codex" {
		return "Codex override is not selected"
	}
	if !selected.initialized || a.overrideTransition {
		a.overrideDirty = true
		return "Codex override is loading"
	}
	adapter, ok := selected.adapter.(*codex.Adapter)
	if !ok {
		return "Codex override is unavailable"
	}
	if err := adapter.Accept(event); err != nil {
		return err.Error()
	}
	a.overrideDirty = true
	return ""
}