/**
 * Promise-based confirmation dialog composable.
 *
 * Usage:
 *   const { confirm, confirmState } = useConfirm()
 *   const ok = await confirm({ message: 'Supprimer ?' })
 *   if (ok) { ... }
 *
 * The ConfirmModal component reads `confirmState` to render the dialog.
 */

import { reactive } from 'vue'

export interface ConfirmOptions {
  title?: string
  message: string
  confirmText?: string
  cancelText?: string
  dangerous?: boolean
}

export interface ConfirmState {
  open: boolean
  title: string
  message: string
  confirmText: string
  cancelText: string
  dangerous: boolean
  resolve: ((value: boolean) => void) | null
}

const state = reactive<ConfirmState>({
  open: false,
  title: '',
  message: '',
  confirmText: 'Supprimer',
  cancelText: 'Annuler',
  dangerous: true,
  resolve: null,
})

function confirm(options: ConfirmOptions): Promise<boolean> {
  return new Promise((resolve) => {
    state.title = options.title ?? 'Confirmation'
    state.message = options.message
    state.confirmText = options.confirmText ?? 'Supprimer'
    state.cancelText = options.cancelText ?? 'Annuler'
    state.dangerous = options.dangerous ?? true
    state.resolve = resolve
    state.open = true
  })
}

function handleConfirm() {
  state.resolve?.(true)
  state.open = false
  state.resolve = null
}

function handleCancel() {
  state.resolve?.(false)
  state.open = false
  state.resolve = null
}

export function useConfirm() {
  return {
    confirm,
    confirmState: state,
    handleConfirm,
    handleCancel,
  }
}