feat: add about page

app/application/_layout.tsx

@@ -8,7 +8,7 @@ const TabLayout: React.FC = () => {
   const { user } = useAuthentication()
 
   if (user == null) {
-    return <Redirect href="/authentication/login" />
+    return <Redirect href="/authentication/about" />
   }
 
   return (

app/application/users/settings.tsx

@@ -1,7 +1,6 @@
-import { Text } from "react-native"
 import { Button } from "react-native-paper"
-import { SafeAreaView } from "react-native-safe-area-context"
 
+import { About } from "@/presentation/react-native/components/About"
 import { useAuthentication } from "@/presentation/react/contexts/Authentication"
 
 const SettingsPage: React.FC = () => {
@@ -12,26 +11,19 @@ const SettingsPage: React.FC = () => {
   }
 
   return (
-    <SafeAreaView
-      style={[
-        {
-          flex: 1,
-          alignItems: "center",
-          justifyContent: "center",
-        },
-      ]}
-    >
-      <Text>Settings</Text>
-
+    <About
+      actionButton={
         <Button
           mode="contained"
+          labelStyle={{ fontSize: 18 }}
           onPress={handleLogout}
           loading={logout.state === "loading"}
           disabled={logout.state === "loading"}
         >
           Logout
         </Button>
-    </SafeAreaView>
+      }
+    />
   )
 }
 

app/authentication/_layout.tsx

@@ -17,6 +17,15 @@ const TabLayout: React.FC = () => {
         headerShown: false,
       }}
     >
+      <Tabs.Screen
+        name="about"
+        options={{
+          title: "About",
+          tabBarIcon: ({ color }) => {
+            return <TabBarIcon name="info" color={color} />
+          },
+        }}
+      />
       <Tabs.Screen
         name="login"
         options={{

app/authentication/about.tsx

@@ -0,0 +1,26 @@
+import { Button } from "react-native-paper"
+import { useRouter } from "expo-router"
+
+import { About } from "@/presentation/react-native/components/About"
+
+const AboutPage: React.FC = () => {
+  const router = useRouter()
+
+  return (
+    <About
+      actionButton={
+        <Button
+          mode="contained"
+          labelStyle={{ fontSize: 18 }}
+          onPress={() => {
+            router.push("/authentication/login")
+          }}
+        >
+          Get Started 🚀
+        </Button>
+      }
+    />
+  )
+}
+
+export default AboutPage

app/authentication/login.tsx

@@ -67,6 +67,7 @@ const LoginPage: React.FC = () => {
 
       <Button
         mode="contained"
+        labelStyle={{ fontSize: 18 }}
         onPress={handleSubmit(onSubmit)}
         loading={login.state === "loading"}
         disabled={login.state === "loading"}

app/authentication/register.tsx

@@ -107,6 +107,7 @@ const RegisterPage: React.FC = () => {
 
       <Button
         mode="contained"
+        labelStyle={{ fontSize: 18 }}
         onPress={handleSubmit(onSubmit)}
         loading={register.state === "loading"}
         disabled={register.state === "loading"}

app/index.tsx

@@ -6,7 +6,7 @@ const HomePage: React.FC = () => {
   const { user } = useAuthentication()
 
   if (user == null) {
-    return <Redirect href="/authentication/login" />
+    return <Redirect href="/authentication/about" />
   }
 
   return <Redirect href="/application/habits/" />

presentation/react-native/components/About.tsx

@@ -0,0 +1,81 @@
+import { View } from "react-native"
+import { Text } from "react-native-paper"
+import { SafeAreaView } from "react-native-safe-area-context"
+
+import { ExternalLink } from "@/presentation/react-native/ui/ExternalLink"
+import { getVersion } from "@/utils/version"
+
+export interface AboutProps {
+  actionButton: React.ReactNode
+}
+
+export const About: React.FC<AboutProps> = (props) => {
+  const { actionButton } = props
+
+  const version = getVersion()
+
+  return (
+    <SafeAreaView
+      style={{
+        flex: 1,
+        paddingHorizontal: 20,
+      }}
+    >
+      <View style={{ alignItems: "center", marginVertical: 20 }}>
+        <Text
+          style={{
+            fontWeight: "bold",
+            fontSize: 28,
+            textAlign: "center",
+          }}
+        >
+          Habits Tracker
+        </Text>
+
+        <Text
+          style={{
+            marginTop: 6,
+            fontWeight: "bold",
+            fontSize: 18,
+            textAlign: "center",
+          }}
+        >
+          To perform at work and in everyday life.
+        </Text>
+
+        <Text
+          style={{
+            marginTop: 6,
+            fontWeight: "bold",
+            fontSize: 16,
+            textAlign: "center",
+          }}
+        >
+          v{version}
+        </Text>
+      </View>
+
+      <Text variant="bodyLarge" style={{ textAlign: "center" }}>
+        <ExternalLink href="https://unistra.fr" style={{ color: "#006CFF" }}>
+          Université de Strasbourg
+        </ExternalLink>
+      </Text>
+      <Text variant="bodyLarge" style={{ textAlign: "center" }}>
+        BUT Informatique - IUT Robert Schuman
+      </Text>
+      <Text variant="bodyLarge" style={{ textAlign: "center" }}>
+        P61 Mobile Development
+      </Text>
+
+      <View
+        style={{
+          justifyContent: "center",
+          alignItems: "center",
+          marginVertical: 20,
+        }}
+      >
+        {actionButton}
+      </View>
+    </SafeAreaView>
+  )
+}

utils/__tests__/version.test.ts

@@ -0,0 +1,39 @@
+import { getVersion } from "../version"
+import { version } from "@/package.json"
+
+describe("utils/version", () => {
+  const env = process.env
+
+  beforeEach(() => {
+    jest.resetModules()
+    process.env = { ...env }
+  })
+
+  afterEach(() => {
+    process.env = env
+    jest.clearAllMocks()
+  })
+
+  it("should return '0.0.0-development' when NODE_ENV is 'development'", () => {
+    // Arrange - Given
+    process.env["NODE_ENV"] = "development"
+
+    // Act - When
+    const result = getVersion()
+
+    // Assert - Then
+    const expected = "0.0.0-development"
+    expect(result).toEqual(expected)
+  })
+
+  it("should return the version from package.json when NODE_ENV is not 'development'", () => {
+    // Arrange - Given
+    process.env["NODE_ENV"] = "production"
+
+    // Act - When
+    const result = getVersion()
+
+    // Assert - Then
+    expect(result).toEqual(version)
+  })
+})

utils/version.ts

@@ -0,0 +1,8 @@
+import { version } from "@/package.json"
+
+export const getVersion = (): string => {
+  if (process.env["NODE_ENV"] === "development") {
+    return "0.0.0-development"
+  }
+  return version
+}