Add dim-reader library

Update readme to reflect
Add commented out sample code.

README.md

@@ -3,9 +3,11 @@
 ## Developer Setup
 
 1. Clone vb-nfc-reader (https://github.com/cfogrady/lib-vb-nfc)
-2. Run vb-nfc-reader/publishToMavenLocal gradle task.
+2. Run vb-nfc-reader/publishToMavenLocal gradle task in the lib-vb-nfc project.
-3. Create res/values/keys.xml within the app module.
+3. Clone vb-dim-reader (https://github.com/cfogrady/vb-dim-reader)
-4. Populate with:
+4. Run publishToMavenLocal gradle task in the vb-dim-reader project.
+5. Create res/values/keys.xml within the app module.
+6. Populate with:
 ```
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
@@ -32,5 +34,5 @@
     </integer-array>
 </resources>
 ```
-5. Replace the values in the keys.xml file with those extracted from the original app.
+7. Replace the values in the keys.xml file with those extracted from the original app.
-6. Run
+8. Run

app/build.gradle.kts

@@ -43,6 +43,7 @@ android {
 dependencies {
     implementation(libs.androidx.room.runtime)
     implementation(libs.vb.nfc.reader)
+    implementation(libs.dim.reader)
     ksp(libs.androidx.room.compiler)
     annotationProcessor(libs.androidx.room.compiler)
     implementation(libs.androidx.core.ktx)

app/src/main/java/com/github/nacabaro/vbhelper/screens/SettingsScreen.kt

@@ -17,11 +17,19 @@ import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
 import androidx.navigation.NavController
+import com.github.cfogrady.vb.dim.card.BemCard
+import com.github.cfogrady.vb.dim.card.DimCard
+import com.github.cfogrady.vb.dim.card.DimReader
+import com.github.cfogrady.vb.dim.sprite.SpriteData
+import com.github.cfogrady.vb.dim.sprite.SpriteData.Sprite
 import com.github.nacabaro.vbhelper.components.TopBanner
+import java.io.File
+import java.io.FileInputStream
 
 @Composable
 fun SettingsScreen(
-    navController: NavController
+    navController: NavController,
+    dimReader: DimReader = DimReader()
 ) {
     Scaffold (
         topBar = {
@@ -48,8 +56,22 @@ fun SettingsScreen(
             SettingsEntry(title = "Import transform functions", description = "Import standard vital bracelet keys") { }
             SettingsEntry(title = "Import decryption key", description = "Import standard vital bracelet keys") { }
             SettingsSection("DiM/BEm management")
-            SettingsEntry(title = "Import DiM card", description = "Import DiM card file") { }
+            SettingsEntry(title = "Import DiM card", description = "Import DiM card file") {
-            SettingsEntry(title = "Import BEm card", description = "Import BEm card file") { }
+                // placeholder
+//                val file = File("dummy_file.bin") //filePicker()
+//                val fileInputStream = FileInputStream(file)
+//                fileInputStream.use {
+//                    val card = dimReader.readCard(fileInputStream, false)
+//                    if (card is DimCard) {
+//                        val logo = card.spriteData.sprites[0]
+//                    }
+//                    val beMemory = card as BemCard
+//                    val logo = beMemory.spriteData.sprites[0]
+//                }
+            }
+            SettingsEntry(title = "Import BEm card", description = "Import BEm card file") {
+                // placeholder
+            }
             SettingsSection("About and credits")
             SettingsEntry(title = "Credits", description = "Credits") { }
             SettingsEntry(title = "About", description = "About") { }

gradle/libs.versions.toml

@@ -10,6 +10,7 @@ activityCompose = "1.9.3"
 composeBom = "2024.04.01"
 roomRuntime = "2.6.1"
 vbNfcReader = "0.1.0"
+dimReader = "2.1.0"
 
 [libraries]
 androidx-core-ktx = { group = "androidx.core", name = "core-ktx", version.ref = "coreKtx" }
@@ -29,6 +30,7 @@ androidx-ui-test-manifest = { group = "androidx.compose.ui", name = "ui-test-man
 androidx-ui-test-junit4 = { group = "androidx.compose.ui", name = "ui-test-junit4" }
 androidx-material3 = { group = "androidx.compose.material3", name = "material3" }
 vb-nfc-reader = { module = "com.github.cfogrady:vb-nfc-reader", version.ref = "vbNfcReader" }
+dim-reader = { module = "com.github.cfogrady:vb-dim-reader", version.ref = "dimReader" }
 
 [plugins]
 android-application = { id = "com.android.application", version.ref = "agp" }