<script setup lang="ts">
import { computed } from 'vue';
import { useI18n } from 'vue-i18n';

const props = withDefaults(
  defineProps<{
    visible: boolean;
    title?: string;
    message: string;
    confirmText?: string;
    cancelText?: string;
    danger?: boolean;
    loading?: boolean;
  }>(),
  {
    danger: false,
    loading: false,
  },
);

const emit = defineEmits<{
  'update:visible': [value: boolean];
  confirm: [];
  cancel: [];
}>();

const { t } = useI18n();

const resolvedTitle = computed(() => props.title ?? t('common.confirm'));
const resolvedConfirmText = computed(() => props.confirmText ?? t('common.confirm'));
const resolvedCancelText = computed(() => props.cancelText ?? t('common.cancel'));

function close() {
  if (props.loading) return;
  emit('update:visible', false);
  emit('cancel');
}

function onConfirm() {
  if (props.loading) return;
  emit('confirm');
}
</script>

<template>
  <Teleport to="body">
    <Transition name="confirm-fade">
      <div
        v-if="visible"
        class="confirm-overlay"
        @click.self="close"
      >
        <div
          class="confirm-modal"
          role="alertdialog"
          aria-modal="true"
          :aria-labelledby="title ? 'confirm-dialog-title' : undefined"
          :aria-describedby="'confirm-dialog-message'"
        >
          <h2 v-if="title" id="confirm-dialog-title" class="confirm-title">{{ resolvedTitle }}</h2>
          <p id="confirm-dialog-message" class="confirm-message">{{ message }}</p>

          <div class="confirm-actions">
            <button
              type="button"
              class="confirm-btn cancel"
              :disabled="loading"
              @click="close"
            >
              {{ resolvedCancelText }}
            </button>
            <button
              type="button"
              class="confirm-btn confirm"
              :class="{ danger }"
              :disabled="loading"
              @click="onConfirm"
            >
              {{ resolvedConfirmText }}
            </button>
          </div>
        </div>
      </div>
    </Transition>
  </Teleport>
</template>

<style scoped>
.confirm-overlay {
  position: fixed;
  inset: 0;
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  padding-bottom: calc(20px + env(safe-area-inset-bottom, 0px));
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.confirm-modal {
  width: 100%;
  max-width: 340px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px 18px 16px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

.confirm-title {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
  text-align: center;
  line-height: 1.35;
}

.confirm-message {
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-muted);
  text-align: center;
  white-space: pre-line;
}

.confirm-actions {
  display: flex;
  gap: 10px;
}

.confirm-btn {
  flex: 1;
  min-height: 44px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: opacity 0.15s;
}

.confirm-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.confirm-btn.cancel {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
}

.confirm-btn.confirm {
  border: none;
  background: var(--primary);
  color: #fff;
}

.confirm-btn.confirm.danger {
  background: linear-gradient(135deg, #c0392b, #e74c3c);
  color: #fff;
}

.confirm-fade-enter-active,
.confirm-fade-leave-active {
  transition: opacity 0.2s ease;
}

.confirm-fade-enter-active .confirm-modal,
.confirm-fade-leave-active .confirm-modal {
  transition: transform 0.2s ease;
}

.confirm-fade-enter-from,
.confirm-fade-leave-to {
  opacity: 0;
}

.confirm-fade-enter-from .confirm-modal,
.confirm-fade-leave-to .confirm-modal {
  transform: scale(0.96);
}
/* === Desktop Theme Overrides === */
:global(.is-desktop) .confirm-modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}
:global(.is-desktop) .confirm-title {
  color: var(--text);
}
:global(.is-desktop) .confirm-message {
  color: var(--text-muted);
}
:global(.is-desktop) .confirm-btn.cancel {
  border-color: var(--border);
  color: var(--text-muted);
}
:global(.is-desktop) .confirm-btn.confirm {
  background: var(--primary);
  color: #fff;
}

</style>
