Merge pull request #43226 from Expensify/camrtins-fixCustomunitCrash

[CP Staging] Fix crash when submitting expense on a newly created workspace

(cherry picked from commit 69863d5)

Author: luacmartins

src/libs/DistanceRequestUtils.ts

@@ -52,7 +52,7 @@ function getMileageRates(policy: OnyxEntry<Policy>, includeDisabledRates = false
     }
 
     Object.entries(distanceUnit.rates).forEach(([rateID, rate]) => {
-        if (!includeDisabledRates && !rate.enabled) {
+        if (!includeDisabledRates && rate.enabled === false) {
             return;
         }
 
@@ -89,7 +89,7 @@ function getDefaultMileageRate(policy: OnyxEntry<Policy> | EmptyObject): Mileage
     }
     const mileageRates = getMileageRates(policy);
 
-    const distanceRate = Object.values(mileageRates).find((rate) => rate.name === CONST.CUSTOM_UNITS.DEFAULT_RATE) ?? Object.values(mileageRates)[0];
+    const distanceRate = Object.values(mileageRates).find((rate) => rate.name === CONST.CUSTOM_UNITS.DEFAULT_RATE) ?? Object.values(mileageRates)[0] ?? {};
 
     return {
         customUnitRateID: distanceRate.customUnitRateID,

src/libs/actions/Policy/Policy.ts

@@ -2000,6 +2000,7 @@ function buildOptimisticCustomUnits(): OptimisticCustomUnits {
                     customUnitRateID,
                     name: CONST.CUSTOM_UNITS.DEFAULT_RATE,
                     rate: CONST.CUSTOM_UNITS.MILEAGE_IRS_RATE * CONST.POLICY.CUSTOM_UNIT_RATE_BASE_OFFSET,
+                    enabled: true,
                     currency,
                 },
             },