fix(db): replace crypto.randomUUID with custom UUID generator

package-lock.json

@@ -7,8 +7,10 @@
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       "version": "1.0.0",
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@@ -31,6 +33,7 @@
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+      "license": "MIT",
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@@ -3839,6 +3853,13 @@
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@@ -4242,6 +4263,56 @@
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@@ -4618,6 +4689,24 @@
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+      "funding": {
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@@ -4793,6 +4882,21 @@
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@@ -4848,6 +4952,16 @@
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+      "resolved": "https://registry.npmjs.org/es-define-property/-/es-define-property-1.0.1.tgz",
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+      "dev": true,
+      "license": "MIT",
+      "engines": {
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+      }
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@@ -4857,6 +4971,19 @@
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+    "node_modules/es-object-atoms": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/es-object-atoms/-/es-object-atoms-1.1.2.tgz",
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+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
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+      },
+      "engines": {
+        "node": ">= 0.4"
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@@ -5019,6 +5146,20 @@
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+      "resolved": "https://registry.npmjs.org/expo-font/-/expo-font-57.0.1.tgz",
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+      "license": "MIT",
+      "dependencies": {
+        "fontfaceobserver": "^2.1.0"
+      },
+      "peerDependencies": {
+        "expo": "*",
+        "react": "*",
+        "react-native": "*"
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@@ -5404,20 +5545,6 @@
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+      "license": "Apache-2.0",
+      "dependencies": {
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@@ -5633,6 +5770,21 @@
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+      "license": "MIT",
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@@ -5675,6 +5827,45 @@
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+        "gopd": "^1.2.0",
+        "has-symbols": "^1.1.0",
+        "hasown": "^2.0.2",
+        "math-intrinsics": "^1.1.0"
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+      "funding": {
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@@ -5714,6 +5905,19 @@
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@@ -5729,6 +5933,32 @@
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@@ -5927,6 +6157,13 @@
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@@ -6097,6 +6334,26 @@
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@@ -6109,6 +6366,39 @@
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@@ -6895,6 +7195,16 @@
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+    },
     "node_modules/minipass": {
       "version": "7.1.3",
       "resolved": "https://registry.npmjs.org/minipass/-/minipass-7.1.3.tgz",
@@ -7031,6 +7341,16 @@
         "node": "^20.19.4 || ^22.13.0 || ^24.3.0 || >= 25.0.0"
       }
     },
+    "node_modules/object-keys": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/object-keys/-/object-keys-1.1.1.tgz",
+      "integrity": "sha512-NuAESUOUMrlIXOfHKzD6bpPu3tYt3xvjNdRIQ+FeT0lNb4K8WR70CaDxhuNguS2XG+GjkyMwOzsN5ZktImfhLA==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">= 0.4"
+      }
+    },
     "node_modules/on-finished": {
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/on-finished/-/on-finished-2.3.0.tgz",
@@ -7216,6 +7536,52 @@
         "node": ">= 0.8"
       }
     },
+    "node_modules/patch-package": {
+      "version": "8.0.1",
+      "resolved": "https://registry.npmjs.org/patch-package/-/patch-package-8.0.1.tgz",
+      "integrity": "sha512-VsKRIA8f5uqHQ7NGhwIna6Bx6D9s/1iXlA1hthBVBEbkq+t4kXD0HHt+rJhf/Z+Ci0F/HCB2hvn0qLdLG+Qxlw==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@yarnpkg/lockfile": "^1.1.0",
+        "chalk": "^4.1.2",
+        "ci-info": "^3.7.0",
+        "cross-spawn": "^7.0.3",
+        "find-yarn-workspace-root": "^2.0.0",
+        "fs-extra": "^10.0.0",
+        "json-stable-stringify": "^1.0.2",
+        "klaw-sync": "^6.0.0",
+        "minimist": "^1.2.6",
+        "open": "^7.4.2",
+        "semver": "^7.5.3",
+        "slash": "^2.0.0",
+        "tmp": "^0.2.4",
+        "yaml": "^2.2.2"
+      },
+      "bin": {
+        "patch-package": "index.js"
+      },
+      "engines": {
+        "node": ">=14",
+        "npm": ">5"
+      }
+    },
+    "node_modules/patch-package/node_modules/ci-info": {
+      "version": "3.9.0",
+      "resolved": "https://registry.npmjs.org/ci-info/-/ci-info-3.9.0.tgz",
+      "integrity": "sha512-NIxF55hv4nSqQswkAeiOi1r83xy8JldOFDTWiug55KBu9Jnblncd2U6ViHmYgHf01TPZS77NJBhBMKdWj9HQMQ==",
+      "dev": true,
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/sibiraj-s"
+        }
+      ],
+      "license": "MIT",
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/path-extra": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/path-extra/-/path-extra-1.0.3.tgz",
@@ -7974,6 +8340,24 @@
         "node": ">= 0.8"
       }
     },
+    "node_modules/set-function-length": {
+      "version": "1.2.2",
+      "resolved": "https://registry.npmjs.org/set-function-length/-/set-function-length-1.2.2.tgz",
+      "integrity": "sha512-pgRc4hJ4/sNjWCSS9AmnS40x3bNMDTknHgL5UaMBTMyJnU90EgWh1Rz+MC9eFu4BuN/UwZjKQuY/1v3rM7HMfg==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "define-data-property": "^1.1.4",
+        "es-errors": "^1.3.0",
+        "function-bind": "^1.1.2",
+        "get-intrinsic": "^1.2.4",
+        "gopd": "^1.0.1",
+        "has-property-descriptors": "^1.0.2"
+      },
+      "engines": {
+        "node": ">= 0.4"
+      }
+    },
     "node_modules/setprototypeof": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.2.0.tgz",
@@ -8054,6 +8438,16 @@
       "integrity": "sha512-bLGGlR1QxBcynn2d5YmDX4MGjlZvy2MRBDRNHLJ8VI6l6+9FUiyTFNJ0IveOSP0bcXgVDPRcfGqA0pjaqUpfVg==",
       "license": "MIT"
     },
+    "node_modules/slash": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/slash/-/slash-2.0.0.tgz",
+      "integrity": "sha512-ZYKh3Wh2z1PpEXWr0MpSBZ0V6mZHAQfYevttO11c51CaWjGTaadiKZ+wVt1PbMlDV5qhMFslpZCemhwOK7C89A==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=6"
+      }
+    },
     "node_modules/slugify": {
       "version": "1.6.9",
       "resolved": "https://registry.npmjs.org/slugify/-/slugify-1.6.9.tgz",
@@ -8385,6 +8779,16 @@
         "url": "https://github.com/sponsors/jonschlinkert"
       }
     },
+    "node_modules/tmp": {
+      "version": "0.2.7",
+      "resolved": "https://registry.npmjs.org/tmp/-/tmp-0.2.7.tgz",
+      "integrity": "sha512-e0votIpp4Uo2AJYSzVHV6xCcawuiez3DzqDAbrTc3YxBkplN6e+dM13ZeIcZnDg/QpSuU2zfZ3rzwY8ukEnaXw==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=14.14"
+      }
+    },
     "node_modules/tmpl": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/tmpl/-/tmpl-1.0.5.tgz",
@@ -8990,6 +9394,16 @@
         "node": ">=4"
       }
     },
+    "node_modules/universalify": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/universalify/-/universalify-2.0.1.tgz",
+      "integrity": "sha512-gptHNQghINnc/vTGIk0SOFGFNXw7JVrlRUtConJRlvaw6DuX0wO5Jeko9sWrMBhh+PsYAZ7oXAiOnf/UKogyiw==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">= 10.0.0"
+      }
+    },
     "node_modules/unpipe": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",

package.json

@@ -4,6 +4,7 @@
   "main": "index.ts",
   "dependencies": {
     "@bacons/apple-targets": "^5.0.0",
+    "@expo/vector-icons": "^15.0.2",
     "@react-navigation/bottom-tabs": "^7.18.14",
     "@react-navigation/native": "^7.3.14",
     "@react-navigation/native-stack": "^7.18.6",
@@ -26,10 +27,12 @@
     "@types/react": "~19.2.2",
     "babel-plugin-inline-import": "^3.0.0",
     "drizzle-kit": "^0.31.10",
+    "patch-package": "^8.0.1",
     "tailwindcss": "^4",
     "typescript": "~6.0.3"
   },
   "scripts": {
+    "postinstall": "patch-package",
     "start": "expo start",
     "android": "expo run:android",
     "ios": "expo run:ios",

src/db/operations.ts

@@ -1,4 +1,5 @@
 import { db } from "./client";
+import { generateUUID } from "../utils/uuid";
 import { workouts, sets, laps, templates } from "./schema";
 import { eq, desc, sql } from "drizzle-orm";
 import type { WorkoutSet, LapData } from "@types/workout";
@@ -6,7 +7,7 @@ import type { WorkoutSet, LapData } from "@types/workout";
 // ─── Templates ───────────────────────────────────────────────
 
 export async function saveTemplate(name: string, poolLength: number, setsData: WorkoutSet[]) {
-  const id = crypto.randomUUID();
+  const id = generateUUID();
   await db.insert(templates).values({
     id,
     name,
@@ -37,7 +38,7 @@ export async function saveWorkout(
   setsData: WorkoutSet[],
   templateId?: string
 ) {
-  const workoutId = crypto.randomUUID();
+  const workoutId = generateUUID();
   const totalDistance = setsData.reduce((acc, s) => acc + s.distancePerRep * s.repCount, 0);
 
   await db.insert(workouts).values({
@@ -53,7 +54,7 @@ export async function saveWorkout(
   for (let i = 0; i < setsData.length; i++) {
     const s = setsData[i];
     await db.insert(sets).values({
-      id: crypto.randomUUID(),
+      id: generateUUID(),
       workoutId,
       position: i + 1,
       stroke: s.stroke,
@@ -112,7 +113,7 @@ export async function saveLap(workoutId: string, lap: LapData) {
     lap.strokeCount != null ? lap.strokeCount + Math.round(lap.duration) : null;
 
   await db.insert(laps).values({
-    id: crypto.randomUUID(),
+    id: generateUUID(),
     workoutId,
     setPosition: lap.setPosition,
     repNumber: lap.repNumber,

src/features/workout-builder/screens/BuilderScreen.tsx

@@ -29,7 +29,8 @@ export function BuilderScreen() {
       const workoutId = await save(poolLength);
       navigation.navigate("PreSwim", { workoutId });
     } catch (e) {
-      Alert.alert("Error", "Failed to save workout");
+      console.error("Failed to save workout:", e);
+      Alert.alert("Error", `Failed to save workout: ${e}`);
     }
   };
 
@@ -93,7 +94,7 @@ export function BuilderScreen() {
                   keyboardType="numeric"
                   value={String(set.distancePerRep)}
                   onChangeText={(t) => updateSet(index, { distancePerRep: Number(t) || 0 })}
-                  className="bg-white border border-slate-300 rounded-lg px-3 py-2 text-slate-900 text-center"
+                  className="bg-white border border-slate-300 rounded-lg px-3 py-2 text-slate-900"
                 />
               </View>
               <View className="flex-1">
@@ -102,7 +103,7 @@ export function BuilderScreen() {
                   keyboardType="numeric"
                   value={String(set.repCount)}
                   onChangeText={(t) => updateSet(index, { repCount: Number(t) || 1 })}
-                  className="bg-white border border-slate-300 rounded-lg px-3 py-2 text-slate-900 text-center"
+                  className="bg-white border border-slate-300 rounded-lg px-3 py-2 text-slate-900"
                 />
               </View>
               <View className="flex-1">
@@ -111,7 +112,7 @@ export function BuilderScreen() {
                   keyboardType="numeric"
                   value={String(set.restDuration)}
                   onChangeText={(t) => updateSet(index, { restDuration: Number(t) || 0 })}
-                  className="bg-white border border-slate-300 rounded-lg px-3 py-2 text-slate-900 text-center"
+                  className="bg-white border border-slate-300 rounded-lg px-3 py-2 text-slate-900"
                 />
               </View>
             </View>

src/navigation/MainTabNavigator.tsx

@@ -1,4 +1,5 @@
 import { createBottomTabNavigator } from "@react-navigation/bottom-tabs";
+import { Ionicons } from "@expo/vector-icons";
 import { MainTabParamList } from "./types";
 import { WorkoutNavigator } from "./WorkoutNavigator";
 import { HistoryNavigator } from "./HistoryNavigator";
@@ -22,10 +23,9 @@ export function MainTabNavigator() {
         component={WorkoutNavigator}
         options={{
           headerShown: false,
-          tabBarIcon: ({ color, size }) => {
-            // Placeholder — replace with Expo vector icons later
-            return null;
-          },
+          tabBarIcon: ({ color, size }) => (
+            <Ionicons name="water" size={size} color={color} />
+          ),
         }}
       />
       <Tab.Screen
@@ -33,18 +33,18 @@ export function MainTabNavigator() {
         component={HistoryNavigator}
         options={{
           headerShown: false,
-          tabBarIcon: ({ color, size }) => {
-            return null;
-          },
+          tabBarIcon: ({ color, size }) => (
+            <Ionicons name="time-outline" size={size} color={color} />
+          ),
         }}
       />
       <Tab.Screen
         name="Settings"
         component={SettingsScreen}
         options={{
-          tabBarIcon: ({ color, size }) => {
-            return null;
-          },
+          tabBarIcon: ({ color, size }) => (
+            <Ionicons name="settings-outline" size={size} color={color} />
+          ),
         }}
       />
     </Tab.Navigator>

src/utils/uuid.ts

@@ -0,0 +1,7 @@
+export function generateUUID(): string {
+  return "xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g, (c) => {
+    const r = (Math.random() * 16) | 0;
+    const v = c === "x" ? r : (r & 0x3) | 0x8;
+    return v.toString(16);
+  });
+}