Implemented BE part of Per Diem Request

src/CONST.ts

@@ -2303,6 +2303,8 @@ const CONST = {
 
     IOU: {
         MAX_RECENT_REPORTS_TO_SHOW: 5,
+        // This will guranatee that the quantity input will not exceed 9,007,199,254,740,991 (Number.MAX_SAFE_INTEGER).
+        QUANTITY_MAX_LENGTH: 12,
         // This is the transactionID used when going through the create expense flow so that it mimics a real transaction (like the edit flow)
         OPTIMISTIC_TRANSACTION_ID: '1',
         // Note: These payment types are used when building IOU reportAction message values in the server and should

src/components/ReportActionItem/MoneyRequestPreview/MoneyRequestPreviewContent.tsx

@@ -122,6 +122,7 @@ function MoneyRequestPreviewContent({
     const hasWarningTypeViolations = TransactionUtils.hasWarningTypeViolation(transaction?.transactionID, transactionViolations, true);
     const hasFieldErrors = TransactionUtils.hasMissingSmartscanFields(transaction);
     const isDistanceRequest = TransactionUtils.isDistanceRequest(transaction);
+    const isPerDiemRequest = TransactionUtils.isPerDiemRequest(transaction);
     const isFetchingWaypointsFromServer = TransactionUtils.isFetchingWaypointsFromServer(transaction);
     const isCardTransaction = TransactionUtils.isCardTransaction(transaction);
     const isSettled = ReportUtils.isSettled(iouReport?.reportID);
@@ -197,6 +198,8 @@ function MoneyRequestPreviewContent({
 
         if (isDistanceRequest) {
             message = translate('common.distance');
+        } else if (isPerDiemRequest) {
+            message = translate('common.perDiem');
         } else if (isScanning) {
             message = translate('common.receipt');
         } else if (isBillSplit) {

src/components/ReportActionItem/MoneyRequestView.tsx

@@ -125,6 +125,7 @@ function MoneyRequestView({report, shouldShowAnimatedBackground, readonly = fals
     } = useMemo<Partial<TransactionDetails>>(() => ReportUtils.getTransactionDetails(transaction) ?? {}, [transaction]);
     const isEmptyMerchant = transactionMerchant === '' || transactionMerchant === CONST.TRANSACTION.PARTIAL_TRANSACTION_MERCHANT;
     const isDistanceRequest = TransactionUtils.isDistanceRequest(transaction);
+    const isPerDiemRequest = TransactionUtils.isPerDiemRequest(transaction);
     const formattedTransactionAmount = transactionAmount ? CurrencyUtils.convertToDisplayString(transactionAmount, transactionCurrency) : '';
     const formattedPerAttendeeAmount = transactionAmount ? CurrencyUtils.convertToDisplayString(transactionAmount / (transactionAttendees?.length ?? 1), transactionCurrency) : '';
     const formattedOriginalAmount = transactionOriginalAmount && transactionOriginalCurrency && CurrencyUtils.convertToDisplayString(transactionOriginalAmount, transactionOriginalCurrency);
@@ -243,15 +244,15 @@ function MoneyRequestView({report, shouldShowAnimatedBackground, readonly = fals
             amountDescription += ` ${CONST.DOT_SEPARATOR} ${translate('iou.canceled')}`;
         }
     } else {
-        if (!isDistanceRequest) {
+        if (!isDistanceRequest && !isPerDiemRequest) {
             amountDescription += ` ${CONST.DOT_SEPARATOR} ${translate('iou.cash')}`;
         }
         if (isApproved) {
             amountDescription += ` ${CONST.DOT_SEPARATOR} ${translate('iou.approved')}`;
         } else if (isCancelled) {
             amountDescription += ` ${CONST.DOT_SEPARATOR} ${translate('iou.canceled')}`;
         } else if (isSettled) {
-            amountDescription += ` • ${translate('iou.settledExpensify')}`;
+            amountDescription += ` ${CONST.DOT_SEPARATOR} ${translate('iou.settledExpensify')}`;
         }
     }
 

src/components/TimeModalPicker.tsx

@@ -70,7 +70,7 @@ function TimeModalPicker({value, errorText, label, onInputChange = () => {}}: Ti
                         <TimePicker
                             defaultValue={value}
                             onSubmit={updateInput}
-                            shouldValidate={false}
+                            shouldValidateFutureTime={false}
                         />
                     </View>
                 </ScreenWrapper>

src/components/TimePicker/TimePicker.tsx

@@ -37,6 +37,9 @@ type TimePickerProps = {
     /** Whether the time value should be validated */
     shouldValidate?: boolean;
 
+    /** Whether the time value should be validated for future time only */
+    shouldValidateFutureTime?: boolean;
+
     /** Whether the picker shows hours, minutes, seconds and milliseconds */
     showFullFormat?: boolean;
 };
@@ -118,7 +121,10 @@ function clearSelectedValue(
     setSelection({start: newCursorPosition, end: newCursorPosition});
 }
 
-function TimePicker({defaultValue = '', onSubmit, onInputChange = () => {}, shouldValidate = true, showFullFormat = false}: TimePickerProps, ref: ForwardedRef<TimePickerRef>) {
+function TimePicker(
+    {defaultValue = '', onSubmit, onInputChange = () => {}, shouldValidate = true, shouldValidateFutureTime = true, showFullFormat = false}: TimePickerProps,
+    ref: ForwardedRef<TimePickerRef>,
+) {
     const {numberFormat, translate} = useLocalize();
     const {isExtraSmallScreenHeight} = useResponsiveLayout();
     const styles = useThemeStyles();
@@ -166,12 +172,15 @@ function TimePicker({defaultValue = '', onSubmit, onInputChange = () => {}, shou
                 setErrorMessage(translate('common.error.invalidTimeRange'));
                 return false;
             }
+            if (!shouldValidateFutureTime) {
+                return true;
+            }
             const isValid = DateUtils.isTimeAtLeastOneMinuteInFuture({timeString, dateTimeString: defaultValue});
             setError(!isValid);
             setErrorMessage(translate('common.error.invalidTimeShouldBeFuture'));
             return isValid;
         },
-        [shouldValidate, hours, minutes, amPmValue, defaultValue, translate],
+        [shouldValidate, hours, minutes, amPmValue, shouldValidateFutureTime, defaultValue, translate],
     );
 
     const resetHours = () => {

src/libs/API/parameters/CreatePerDiemRequestParams.ts

@@ -0,0 +1,24 @@
+type CreatePerDiemRequestParams = {
+    policyID: string;
+    created: string;
+    customUnitID: string;
+    customUnitRateID: string;
+    subRates: string;
+    currency: string;
+    startDateTime: string;
+    endDateTime: string;
+    category?: string;
+    description: string;
+    tag?: string;
+    iouReportID: string;
+    chatReportID: string;
+    transactionID: string;
+    reportActionID: string;
+    createdChatReportActionID: string;
+    createdIOUReportActionID: string;
+    reportPreviewReportActionID: string;
+    transactionThreadReportID: string;
+    createdReportActionIDForThread: string;
+};
+
+export default CreatePerDiemRequestParams;

src/libs/API/parameters/index.ts

@@ -361,3 +361,4 @@ export type {default as ExportPerDiemCSVParams} from './ExportPerDiemCSVParams';
 export type {default as UpdateWorkspaceCustomUnitParams} from './UpdateWorkspaceCustomUnitParams';
 export type {default as DismissProductTrainingParams} from './DismissProductTraining';
 export type {default as OpenWorkspacePlanPageParams} from './OpenWorkspacePlanPage';
+export type {default as CreatePerDiemRequestParams} from './CreatePerDiemRequestParams';

src/libs/API/types.ts

@@ -195,6 +195,7 @@ const WRITE_COMMANDS = {
     UPDATE_BILLING_CARD_CURRENCY: 'UpdateBillingCardCurrency',
     UNHOLD_MONEY_REQUEST: 'UnHoldRequest',
     REQUEST_MONEY: 'RequestMoney',
+    CREATE_PER_DIEM_REQUEST: 'CreatePerDiemRequest',
     SPLIT_BILL: 'SplitBill',
     SPLIT_BILL_AND_OPEN_REPORT: 'SplitBillAndOpenReport',
     DELETE_MONEY_REQUEST: 'DeleteMoneyRequest',
@@ -626,6 +627,7 @@ type WriteCommandParameters = {
     [WRITE_COMMANDS.UNHOLD_MONEY_REQUEST]: Parameters.UnHoldMoneyRequestParams;
     [WRITE_COMMANDS.UPDATE_MONEY_REQUEST_AMOUNT_AND_CURRENCY]: Parameters.UpdateMoneyRequestParams;
     [WRITE_COMMANDS.REQUEST_MONEY]: Parameters.RequestMoneyParams;
+    [WRITE_COMMANDS.CREATE_PER_DIEM_REQUEST]: Parameters.CreatePerDiemRequestParams;
     [WRITE_COMMANDS.SPLIT_BILL]: Parameters.SplitBillParams;
     [WRITE_COMMANDS.SPLIT_BILL_AND_OPEN_REPORT]: Parameters.SplitBillParams;
     [WRITE_COMMANDS.DELETE_MONEY_REQUEST]: Parameters.DeleteMoneyRequestParams;

src/libs/DateUtils.ts

@@ -906,6 +906,10 @@ function isValidDateString(dateString: string) {
     return !Number.isNaN(date.getTime());
 }
 
+function getFormattedDateRangeForPerDiem(date1: Date, date2: Date): string {
+    return `${format(date1, 'MMM d, yyyy')} - ${format(date2, 'MMM d, yyyy')}`;
+}
+
 const DateUtils = {
     isDate,
     formatToDayOfWeek,
@@ -959,6 +963,7 @@ const DateUtils = {
     isValidDateString,
     getFormattedDurationBetweenDates,
     getFormattedDuration,
+    getFormattedDateRangeForPerDiem,
 };
 
 export default DateUtils;

src/libs/Navigation/OnyxTabNavigator.tsx

@@ -129,7 +129,7 @@ function OnyxTabNavigator({
                         const index = state.index;
                         const routeNames = state.routeNames;
                         const newSelectedTab = routeNames.at(index);
-                        if (selectedTab === newSelectedTab || (selectedTab && !routeNames.includes(selectedTab))) {
+                        if (selectedTab === newSelectedTab) {
                             return;
                         }
                         Tab.setSelectedTab(id, newSelectedTab as SelectedTabRequest);

src/libs/ReportUtils.ts

@@ -3327,12 +3327,20 @@ function canEditFieldOfMoneyRequest(reportAction: OnyxInputOrEntry<ReportAction>
         return isAdmin || isManager;
     }
 
+    if (
+        (fieldToEdit === CONST.EDIT_REQUEST_FIELD.AMOUNT || fieldToEdit === CONST.EDIT_REQUEST_FIELD.CURRENCY || fieldToEdit === CONST.EDIT_REQUEST_FIELD.MERCHANT) &&
+        TransactionUtils.isPerDiemRequest(transaction)
+    ) {
+        return false;
+    }
+
     if (fieldToEdit === CONST.EDIT_REQUEST_FIELD.RECEIPT) {
         const isRequestor = currentUserAccountID === reportAction?.actorAccountID;
         return (
             !isInvoiceReport(moneyRequestReport) &&
             !TransactionUtils.isReceiptBeingScanned(transaction) &&
             !TransactionUtils.isDistanceRequest(transaction) &&
+            !TransactionUtils.isPerDiemRequest(transaction) &&
             (isAdmin || isManager || isRequestor)
         );
     }

src/libs/TransactionUtils/index.ts

@@ -28,7 +28,7 @@ import ONYXKEYS from '@src/ONYXKEYS';
 import type {OnyxInputOrEntry, Policy, RecentWaypoint, Report, ReviewDuplicates, TaxRate, TaxRates, Transaction, TransactionViolation, TransactionViolations} from '@src/types/onyx';
 import type {Attendee} from '@src/types/onyx/IOU';
 import type {SearchPolicy, SearchReport} from '@src/types/onyx/SearchResults';
-import type {Comment, Receipt, TransactionChanges, TransactionPendingFieldsKey, Waypoint, WaypointCollection} from '@src/types/onyx/Transaction';
+import type {Comment, Receipt, TransactionChanges, TransactionCustomUnit, TransactionPendingFieldsKey, Waypoint, WaypointCollection} from '@src/types/onyx/Transaction';
 import type DeepValueOf from '@src/types/utils/DeepValueOf';
 import {isEmptyObject} from '@src/types/utils/EmptyObject';
 import getDistanceInMeters from './getDistanceInMeters';
@@ -51,6 +51,7 @@ type TransactionParams = {
     reimbursable?: boolean;
     source?: string;
     filename?: string;
+    customUnit?: TransactionCustomUnit;
 };
 
 type BuildOptimisticTransactionParams = {
@@ -194,6 +195,7 @@ function buildOptimisticTransaction(params: BuildOptimisticTransactionParams): T
         reimbursable = true,
         source = '',
         filename = '',
+        customUnit,
     } = transactionParams;
     // transactionIDs are random, positive, 64-bit numeric strings.
     // Because JS can only handle 53-bit numbers, transactionIDs are strings in the front-end (just like reportActionID)
@@ -213,6 +215,12 @@ function buildOptimisticTransaction(params: BuildOptimisticTransactionParams): T
         lodashSet(commentJSON, 'customUnit.distanceUnit', DistanceRequestUtils.getUpdatedDistanceUnit({transaction: existingTransaction, policy}));
     }
 
+    const isPerDiemTransaction = !!pendingFields?.subRates;
+    if (isPerDiemTransaction) {
+        // Set the custom unit, which comes from the policy per diem rate data
+        lodashSet(commentJSON, 'customUnit', customUnit);
+    }
+
     return {
         ...(!isEmptyObject(pendingFields) ? {pendingFields} : {}),
         transactionID,
@@ -265,6 +273,7 @@ function isMerchantMissing(transaction: OnyxEntry<Transaction>) {
 function shouldShowAttendees(iouType: IOUType, policy: OnyxEntry<Policy>): boolean {
     return false;
     // To be renabled once feature is complete: https://github.com/Expensify/App/issues/44725
+    // Keep this disabled for per diem expense
     // return iouType === CONST.IOU.TYPE.SUBMIT && !!policy?.id && (policy?.type === CONST.POLICY.TYPE.CORPORATE || policy?.type === CONST.POLICY.TYPE.TEAM);
 }
 
@@ -1424,6 +1433,7 @@ export {
     getAllSortedTransactions,
     getFormattedPostedDate,
     getCategoryTaxCodeAndAmount,
+    isPerDiemRequest,
 };
 
 export type {TransactionChanges};