gameno-dashboard/src/views/payments/PaymentDetailView.vue

<!-- /src/views/payments/PaymentDetailView.vue -->
<template>
  <div class="payment-detail-view" v-if="payment">
    <PageHeader :title="$t('payments.paymentDetail')" :subtitle="`کد صورتحساب: ${payment._id || payment.id}`">
      <Button label="بازگشت" icon="pi pi-arrow-left" text severity="secondary" @click="$router.push('/payments')" />
    </PageHeader>

    <div class="grid mb-4">
      <!-- Summary Card -->
      <div class="col-12 lg:col-4">
        <div class="surface-card p-4 border-round border-1 border-color shadow-sm mb-4">
          <h3 class="text-lg font-bold mb-3">خلاصه صورتحساب</h3>
          <div class="flex flex-column gap-3">
            <div>
              <span class="text-muted text-xs block mb-1">نام کاربر / دانشجو</span>
              <span class="font-bold text-color text-base">{{ payment.user?.name || payment.userName || 'کاربر' }}</span>
            </div>
            <div v-if="payment.classes && payment.classes.length">
              <span class="text-muted text-xs block mb-1">کلاس‌های مربوطه</span>
              <div class="flex flex-wrap gap-1 mt-1">
                <Tag v-for="c in payment.classes" :key="c._id || c" :value="c.name || 'کلاس'" severity="info" class="text-xs" />
              </div>
            </div>
            <div v-else-if="payment.course">
              <span class="text-muted text-xs block mb-1">دوره آموزشی</span>
              <span class="font-semibold text-color text-sm">{{ payment.course?.title }}</span>
            </div>
            <div>
              <span class="text-muted text-xs block mb-1">مبلغ کل صورتحساب</span>
              <span class="font-bold text-color text-xl">{{ toPersianDigits((payment.amount || 0).toLocaleString()) }} تومان</span>
            </div>
            <div v-if="payment.discount">
              <span class="text-muted text-xs block mb-1">تخفیف</span>
              <span class="font-semibold text-orange-500 text-lg">{{ toPersianDigits((payment.discount || 0).toLocaleString()) }} تومان</span>
            </div>
            <div v-if="payment.discount">
              <span class="text-muted text-xs block mb-1">مبلغ قابل پرداخت</span>
              <span class="font-bold text-color text-xl">{{ toPersianDigits(payableAmount.toLocaleString()) }} تومان</span>
            </div>
            <div>
              <span class="text-muted text-xs block mb-1">مبلغ کل دریافتی</span>
              <span class="font-bold text-green-600 text-lg">{{ toPersianDigits((payment.paidAmount || 0).toLocaleString()) }} تومان</span>
            </div>
            <div>
              <span class="text-muted text-xs block mb-1">باقیمانده</span>
              <span class="font-bold text-red-500 text-lg">{{ toPersianDigits(remainingAmount.toLocaleString()) }} تومان</span>
            </div>
            <div>
              <span class="text-muted text-xs block mb-1">وضعیت پرداخت</span>
              <StatusTag :status="payment.status" type="payment" />
            </div>
            <div>
              <span class="text-muted text-xs block mb-1">یادداشت</span>
              <p class="text-sm text-color m-0 white-space-pre-wrap line-height-3">{{ payment.notes || '—' }}</p>
            </div>
          </div>
        </div>
      </div>

      <!-- Transaction History & Form -->
      <div class="col-12 lg:col-8">
        <div class="surface-card p-4 border-round border-1 border-color shadow-sm mb-4">
          <div class="flex align-items-center justify-content-between mb-3">
            <h3 class="text-lg font-bold m-0">تاریخچه تراکنش‌های دریافتی</h3>
            <PermissionGate permission="payments:update">
              <Button label="ثبت تراکنش جدید" icon="pi pi-plus" size="small" severity="success" @click="openTransactionModal" />
            </PermissionGate>
          </div>

          <DataTable
            :value="payment.transactions || []"
            class="p-datatable-sm text-sm"
            :rowClass="transactionRowClass"
          >
            <Column field="amount" header="مبلغ تراکنش">
              <template #body="{ data }">
                <span :class="{ 'line-through text-muted': isTransactionCancelled(data) }">
                  {{ toPersianDigits(data.amount?.toLocaleString()) }} تومان
                </span>
              </template>
            </Column>
            <Column field="status" header="وضعیت">
              <template #body="{ data }">
                <StatusTag :status="transactionStatus(data)" type="payment" />
              </template>
            </Column>
            <Column field="method" header="روش پرداخت">
              <template #body="{ data }">
                <Tag
                  v-if="data.method"
                  :value="data.method === 'online' ? 'درگاه آنلاین' : (data.method === 'card' ? 'کارت به کارت' : 'نقدی')"
                  severity="info"
                />
                <span v-else class="text-muted">—</span>
              </template>
            </Column>
            <Column field="receiptNumber" header="شماره فیش / پیگیری">
              <template #body="{ data }">
                <span dir="ltr">{{ toPersianDigits(data.receiptNumber || '-') }}</span>
              </template>
            </Column>
            <Column field="dueDate" header="سررسید">
              <template #body="{ data }">
                {{ formatJalali(data.dueDate) }}
              </template>
            </Column>
            <Column field="date" header="تاریخ پرداخت">
              <template #body="{ data }">
                {{ data.date ? formatJalali(data.date) : '—' }}
              </template>
            </Column>
            <Column field="notes" header="یادداشت">
              <template #body="{ data }">
                <span class="white-space-pre-wrap">{{ data.notes || '—' }}</span>
              </template>
            </Column>
            <Column header="عملیات" style="width: 7rem">
              <template #body="{ data }">
                <PermissionGate permission="payments:update">
                  <div class="flex gap-1">
                    <Button
                      v-if="!isTransactionCancelled(data)"
                      icon="pi pi-pencil"
                      text
                      rounded
                      severity="secondary"
                      size="small"
                      v-tooltip.top="'ویرایش'"
                      @click="openEditTransaction(data)"
                    />
                    <Button
                      v-if="!isTransactionCancelled(data)"
                      icon="pi pi-ban"
                      text
                      rounded
                      severity="danger"
                      size="small"
                      v-tooltip.top="'لغو تراکنش'"
                      @click="openCancelTransaction(data)"
                    />
                  </div>
                </PermissionGate>
              </template>
            </Column>
          </DataTable>
        </div>
      </div>
    </div>

    <!-- Record New Transaction Modal -->
    <Dialog v-model:visible="showTransactionModal" header="ثبت تراکنش جدید" modal :style="{ width: '450px' }">
      <div class="flex flex-column gap-3 py-2">
        <div class="flex flex-column gap-2">
          <label class="font-semibold text-sm">مبلغ واریزی (تومان) *</label>
          <InputGroup>
            <InputNumber v-model="trxForm.amount" class="w-full text-sm" :min="1" />
            <InputGroupAddon>تومان</InputGroupAddon>
          </InputGroup>
        </div>
        <div class="flex flex-column gap-2">
          <label class="font-semibold text-sm">وضعیت تراکنش *</label>
          <Dropdown v-model="trxForm.status" :options="statusOptions" optionLabel="label" optionValue="value" class="w-full text-sm" />
        </div>
        <div v-if="trxForm.status === 'paid'" class="flex flex-column gap-2">
          <label class="font-semibold text-sm">روش پرداخت *</label>
          <Dropdown v-model="trxForm.method" :options="methodOptions" optionLabel="label" optionValue="value" class="w-full text-sm" />
        </div>
        <div class="flex flex-column gap-2">
          <label class="font-semibold text-sm">تاریخ سررسید *</label>
          <DatePicker v-model="trxForm.dueDate" class="w-full text-sm" :placeholder="getTodayJalali()" />
        </div>
        <div v-if="trxForm.status === 'paid'" class="flex flex-column gap-2">
          <label class="font-semibold text-sm">تاریخ پرداخت</label>
          <DatePicker v-model="trxForm.date" class="w-full text-sm" :placeholder="getTodayJalali()" />
        </div>
        <div v-if="trxForm.status === 'paid'" class="flex flex-column gap-2">
          <label class="font-semibold text-sm">شماره فیش / پیگیری</label>
          <InputText v-model.trim="trxForm.receiptNumber" class="w-full text-sm" dir="ltr" />
        </div>
        <div class="flex flex-column gap-2">
          <label class="font-semibold text-sm" for="trx-notes">یادداشت</label>
          <Textarea
            id="trx-notes"
            v-model="trxForm.notes"
            rows="3"
            class="w-full text-sm"
            maxlength="5000"
            placeholder="یادداشت داخلی درباره این تراکنش…"
          />
        </div>
        <NotifyChannelsField :notify="trxNotify" />
      </div>
      <template #footer>
        <Button label="انصراف" text severity="secondary" @click="showTransactionModal = false" />
        <Button label="ثبت تراکنش" icon="pi pi-check" severity="success" :loading="isSubmittingTrx" @click="handleRecordTransaction" />
      </template>
    </Dialog>

    <!-- Edit Transaction Modal -->
    <Dialog v-model:visible="showEditModal" header="ویرایش تراکنش" modal :style="{ width: '450px' }">
      <div class="flex flex-column gap-3 py-2">
        <div class="flex flex-column gap-2">
          <label class="font-semibold text-sm">مبلغ (تومان) *</label>
          <InputGroup>
            <InputNumber v-model="editForm.amount" class="w-full text-sm" :min="0" />
            <InputGroupAddon>تومان</InputGroupAddon>
          </InputGroup>
        </div>
        <div class="flex flex-column gap-2">
          <label class="font-semibold text-sm">وضعیت تراکنش *</label>
          <Dropdown v-model="editForm.status" :options="statusOptions" optionLabel="label" optionValue="value" class="w-full text-sm" />
        </div>
        <div v-if="editForm.status === 'paid'" class="flex flex-column gap-2">
          <label class="font-semibold text-sm">روش پرداخت</label>
          <Dropdown v-model="editForm.method" :options="methodOptions" optionLabel="label" optionValue="value" class="w-full text-sm" />
        </div>
        <div class="flex flex-column gap-2">
          <label class="font-semibold text-sm">تاریخ سررسید *</label>
          <DatePicker v-model="editForm.dueDate" class="w-full text-sm" :placeholder="getTodayJalali()" />
        </div>
        <div v-if="editForm.status === 'paid'" class="flex flex-column gap-2">
          <label class="font-semibold text-sm">تاریخ پرداخت</label>
          <DatePicker v-model="editForm.date" class="w-full text-sm" :placeholder="getTodayJalali()" />
        </div>
        <div v-if="editForm.status === 'paid'" class="flex flex-column gap-2">
          <label class="font-semibold text-sm">شماره فیش / پیگیری</label>
          <InputText v-model.trim="editForm.receiptNumber" class="w-full text-sm" dir="ltr" />
        </div>
        <div class="flex flex-column gap-2">
          <label class="font-semibold text-sm" for="edit-trx-notes">یادداشت</label>
          <Textarea
            id="edit-trx-notes"
            v-model="editForm.notes"
            rows="3"
            class="w-full text-sm"
            maxlength="5000"
            placeholder="یادداشت داخلی درباره این تراکنش…"
          />
        </div>
      </div>

      <template #footer>
        <Button label="انصراف" text severity="secondary" @click="showEditModal = false" />
        <Button label="ذخیره تغییرات" icon="pi pi-check" severity="success" :loading="isSubmittingEdit" @click="handleUpdateTransaction" />
      </template>
    </Dialog>

    <Dialog v-model:visible="showCancelModal" header="لغو تراکنش" modal :style="{ width: '420px' }" :closable="!isSubmittingCancel">
      <div class="flex align-items-start gap-3 py-2">
        <i class="pi pi-exclamation-triangle text-3xl text-orange-500" />
        <p class="text-sm text-color m-0 line-height-3">
          این تراکنش لغو می‌شود و در محاسبات صورتحساب لحاظ نخواهد شد، اما در تاریخچه باقی می‌ماند.
          پس از لغو می‌توانید تراکنش جدید ثبت کنید.
        </p>
      </div>
      <template #footer>
        <Button label="انصراف" text severity="secondary" :disabled="isSubmittingCancel" @click="showCancelModal = false" />
        <Button label="لغو تراکنش" icon="pi pi-ban" severity="danger" :loading="isSubmittingCancel" @click="handleCancelTransaction" />
      </template>
    </Dialog>
  </div>
</template>

<script setup>
import { ref, reactive, computed, onMounted } from 'vue';
import { useRoute } from 'vue-router';
import { paymentApi } from '@/api/paymentApi';
import { usePersianDate } from '@/composables/usePersianDate';
import { useToast } from '@/composables/useToast';
import { getPayableAmount } from '@/utils/paymentAmount';
import PageHeader from '@/components/common/PageHeader.vue';
import PermissionGate from '@/components/common/PermissionGate.vue';
import StatusTag from '@/components/common/StatusTag.vue';
import NotifyChannelsField from '@/components/common/NotifyChannelsField.vue';
import Button from 'primevue/button';
import Tag from 'primevue/tag';
import DataTable from 'primevue/datatable';
import Column from 'primevue/column';
import Dialog from 'primevue/dialog';
import Dropdown from 'primevue/select';
import InputText from 'primevue/inputtext';
import InputNumber from 'primevue/inputnumber';
import Textarea from 'primevue/textarea';
import DatePicker from 'vue3-persian-datetime-picker';

const route = useRoute();
const paymentId = route.params.id;
const { toPersianDigits, formatJalali, toJalaliPickerValue, toGregorianIso, getTodayJalali } = usePersianDate();
const { showSuccess, showError } = useToast();

const payment = ref(null);
const showTransactionModal = ref(false);
const showEditModal = ref(false);
const showCancelModal = ref(false);
const isSubmittingTrx = ref(false);
const isSubmittingEdit = ref(false);
const isSubmittingCancel = ref(false);
const editingTransactionId = ref(null);
const cancellingTransactionId = ref(null);
const trxNotify = reactive({ sms: true, email: true, bot: true });

const methodOptions = [
  { label: 'کارت به کارت', value: 'card' },
  { label: 'درگاه آنلاین', value: 'online' },
  { label: 'نقدی / شبا', value: 'cash' }
];

const statusOptions = [
  { label: 'پرداخت شده', value: 'paid' },
  { label: 'در انتظار پرداخت', value: 'pending' }
];

const defaultTrxForm = () => ({
  amount: 500000,
  status: 'paid',
  method: 'card',
  receiptNumber: '',
  dueDate: getTodayJalali(),
  date: getTodayJalali(),
  notes: ''
});

const trxForm = reactive(defaultTrxForm());

const openTransactionModal = () => {
  Object.assign(trxForm, defaultTrxForm());
  if (remainingAmount.value > 0) {
    trxForm.amount = remainingAmount.value;
  }
  trxForm.dueDate = getTodayJalali();
  trxForm.date = getTodayJalali();
  showTransactionModal.value = true;
};

const editForm = reactive({
  amount: 0,
  status: 'paid',
  method: 'card',
  receiptNumber: '',
  dueDate: '',
  date: '',
  notes: ''
});

const payableAmount = computed(() => getPayableAmount(payment.value || {}));
const remainingAmount = computed(() => Math.max(0, payableAmount.value - (payment.value?.paidAmount || 0)));

const isTransactionCancelled = (trx) => String(trx?.status || '').toLowerCase() === 'cancelled';

const transactionStatus = (trx) => {
  if (isTransactionCancelled(trx)) return 'cancelled';
  return trx.status || (trx.date ? 'paid' : 'pending');
};

const transactionRowClass = (trx) => (isTransactionCancelled(trx) ? 'transaction-row-cancelled' : '');

const fetchPayment = async () => {
  try {
    const res = await paymentApi.getOne(paymentId);
    payment.value = res.data || res;
  } catch (err) {
    showError(err);
  }
};

const handleRecordTransaction = async () => {
  if (!trxForm.amount) { showError('لطفا مبلغ را وارد کنید'); return; }
  if (!trxForm.dueDate) { showError('لطفا تاریخ سررسید را وارد کنید'); return; }
  const dueDate = toGregorianIso(trxForm.dueDate);
  if (!dueDate) { showError('تاریخ سررسید نامعتبر است'); return; }

  isSubmittingTrx.value = true;
  try {
    const payload = {
      amount: trxForm.amount,
      status: trxForm.status,
      dueDate,
      notes: trxForm.notes || undefined,
      notify: { ...trxNotify }
    };
    if (trxForm.status === 'paid') {
      payload.method = trxForm.method;
      payload.receiptNumber = trxForm.receiptNumber || '';
      const paymentDate = toGregorianIso(trxForm.date);
      if (paymentDate) payload.date = paymentDate;
    }

    const res = await paymentApi.recordTransaction(paymentId, payload);
    payment.value = res.data || res;
    showSuccess('تراکنش جدید با موفقیت ثبت شد');
    showTransactionModal.value = false;
    Object.assign(trxForm, defaultTrxForm());
    trxNotify.sms = true;
    trxNotify.email = true;
    trxNotify.bot = true;
  } catch (err) {
    showError(err);
  } finally {
    isSubmittingTrx.value = false;
  }
};


const openEditTransaction = (trx) => {
  if (isTransactionCancelled(trx)) return;
  editingTransactionId.value = trx._id || trx.id;
  editForm.amount = trx.amount || 0;
  editForm.status = trx.status || (trx.date ? 'paid' : 'pending');
  editForm.method = trx.method || 'card';
  editForm.receiptNumber = trx.receiptNumber || '';
  editForm.dueDate = toJalaliPickerValue(trx.dueDate);
  editForm.date = toJalaliPickerValue(trx.date);
  editForm.notes = trx.notes || '';
  showEditModal.value = true;
};

const handleUpdateTransaction = async () => {
  if (!editForm.amount && editForm.amount !== 0) {
    showError('لطفا مبلغ را وارد کنید');
    return;
  }
  if (!editForm.dueDate) {
    showError('لطفا تاریخ سررسید را وارد کنید');
    return;
  }
  const dueDate = toGregorianIso(editForm.dueDate);
  if (!dueDate) {
    showError('تاریخ سررسید نامعتبر است');
    return;
  }

  isSubmittingEdit.value = true;
  try {
    const payload = {
      amount: Number(editForm.amount),
      status: editForm.status,
      dueDate,
      notes: editForm.notes
    };
    if (editForm.status === 'paid') {
      payload.method = editForm.method;
      payload.receiptNumber = editForm.receiptNumber;
      payload.date = toGregorianIso(editForm.date);
    }

    await paymentApi.updateTransaction(editingTransactionId.value, payload);
    await fetchPayment();
    showSuccess('تراکنش با موفقیت به‌روزرسانی شد');
    showEditModal.value = false;
  } catch (err) {
    showError(err);
  } finally {
    isSubmittingEdit.value = false;
  }
};

const openCancelTransaction = (trx) => {
  if (isTransactionCancelled(trx)) return;
  cancellingTransactionId.value = trx._id || trx.id;
  showCancelModal.value = true;
};

const handleCancelTransaction = async () => {
  if (!cancellingTransactionId.value) return;

  isSubmittingCancel.value = true;
  try {
    await paymentApi.cancelTransaction(cancellingTransactionId.value);
    await fetchPayment();
    showSuccess('تراکنش با موفقیت لغو شد');
    showCancelModal.value = false;
    cancellingTransactionId.value = null;
  } catch (err) {
    showError(err);
  } finally {
    isSubmittingCancel.value = false;
  }
};

onMounted(() => {
  fetchPayment();
});
</script>

<style scoped>
:deep(.transaction-row-cancelled) {
  opacity: 0.65;
}
</style>