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Merge pull request #7 from elimu-ai/feat/implement_video_views
Init codebase: First version of Filamu
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‎.github/workflows/gradle-build.yml

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name: Gradle Build
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on:
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push:
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branches: [ "main" ]
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pull_request:
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branches: [ "main" ]
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jobs:
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build:
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strategy:
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matrix:
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os: [ubuntu-latest, macos-latest, windows-latest]
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java: [17, 21]
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runs-on: ${{ matrix.os }}
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steps:
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- uses: actions/checkout@v4
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- uses: actions/setup-java@v4
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with:
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distribution: temurin
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java-version: ${{ matrix.java }}
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- uses: gradle/gradle-build-action@v3
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- name: Grant execute permission to Gradle wrapper
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run: chmod +x ./gradlew
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- run: ./gradlew clean build

‎.gitignore

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# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
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hs_err_pid*
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replay_pid*
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# Local configuration file (sdk path, etc)
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local.properties
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# Gradle files
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.gradle/
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build/
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data-video/build/
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.DS_Store
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# IntelliJ
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*.iml
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.idea
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# Kotlin
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.kotlin/

‎app/.gitignore

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/build

‎app/build.gradle

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apply plugin: 'com.android.application'
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apply plugin: 'org.jetbrains.kotlin.android'
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apply plugin: 'dagger.hilt.android.plugin'
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apply plugin: 'kotlin-kapt'
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android {
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compileSdk 35
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namespace "ai.elimu.filamu"
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defaultConfig {
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minSdkVersion 26
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targetSdkVersion 35
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versionCode 1000000
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versionName '1.0.0'
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setProperty("archivesBaseName", "${applicationId}-${versionCode}")
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testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
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}
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buildTypes {
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debug {
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applicationIdSuffix ".debug"
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versionNameSuffix "-debug"
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manifestPlaceholders = [contentProviderApplicationId: "ai.elimu.content_provider.debug"]
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buildConfigField("String", "CONTENT_PROVIDER_APPLICATION_ID", '"ai.elimu.content_provider.debug"')
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buildConfigField("String", "ANALYTICS_APPLICATION_ID", '"ai.elimu.analytics.debug"')
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}
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release {
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minifyEnabled false
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manifestPlaceholders = [contentProviderApplicationId: "ai.elimu.content_provider"]
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buildConfigField("String", "CONTENT_PROVIDER_APPLICATION_ID", '"ai.elimu.content_provider"')
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buildConfigField("String", "ANALYTICS_APPLICATION_ID", '"ai.elimu.analytics"')
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signingConfig signingConfigs.debug
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}
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}
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compileOptions {
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sourceCompatibility JavaVersion.VERSION_17
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targetCompatibility JavaVersion.VERSION_17
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}
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buildFeatures {
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buildConfig = true
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viewBinding = true
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}
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kotlinOptions {
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jvmTarget = '17'
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}
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}
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dependencies {
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implementation fileTree(dir: 'libs', include: ['*.jar'])
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implementation project(':data-video')
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implementation libs.elimu.model // See https://jitpack.io/#elimu-ai/model
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implementation libs.elimu.content.provider // See https://jitpack.io/#elimu-ai/content-provider
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implementation libs.elimu.analytics // See https://jitpack.io/#elimu-ai/analytics
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implementation libs.androidx.appcompat
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implementation libs.material
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implementation libs.androidx.constraint.layout
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implementation libs.androidx.media3.exoplayer
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implementation libs.androidx.media3.ui
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implementation libs.glide
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implementation libs.timber
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implementation libs.coroutines.android
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implementation libs.coroutines.core
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implementation libs.androidx.core.ktx
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implementation libs.hilt.android
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kapt libs.hilt.compiler
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testImplementation libs.junit
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androidTestImplementation libs.androidx.junit
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androidTestImplementation libs.androidx.espresso
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}
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task ensureCleanRepo {
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doLast {
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if (!grgit.repository.jgit.status().call().clean) {
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throw new GradleException('Git status is not clean, please stash your changes!')
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}
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}
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}
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task releaseClean(dependsOn: ensureCleanRepo) {
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doLast {
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def clean = true
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def applicationId = android.defaultConfig.applicationId
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String headCommitMessage = grgit.head().shortMessage
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while (headCommitMessage.contains("[gradle-release-task]")) {
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clean = false
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println "Found git commit: $headCommitMessage"
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if (headCommitMessage.indexOf("$applicationId-") > -1) {
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def tagName = headCommitMessage.split("$applicationId-")[1]
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println "Removing the git tag: $tagName"
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try {
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grgit.tag.remove {
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names = [tagName]
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}
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} catch (Exception e) {
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println "Error while removing git tag:\n $e"
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}
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}
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println "Resetting the git commit permanently!"
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grgit.reset(commit: "HEAD~1", mode: "hard")
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headCommitMessage = grgit.head().shortMessage
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}
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if (clean){
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println "Repository is already clean"
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}
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println "Done!"
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}
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}
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// Task parameters:
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// bumpVersion -> if available will specify new versionName directly and ignores the `bumpType` parameter.
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// bumpType[major|minor|patch] -> will specify how the version bumping occurs.
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task releasePrepare(dependsOn: ensureCleanRepo) {
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doLast {
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def applicationId = android.defaultConfig.applicationId
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def versionName = android.defaultConfig.versionName
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if (versionName.indexOf("-") > -1) {
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versionName = versionName.split("-")[0]
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}
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// Prepare the release commit with the specific tag.
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String buildText = buildFile.getText()
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buildText = buildText.replaceFirst(/versionName(\s+.*)/, "versionName '$versionName'")
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buildFile.setText(buildText) //replace the build file's text
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grgit.add(patterns: ['app/build.gradle'])
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grgit.commit(message: "[gradle-release-task] prepare release $applicationId-$versionName")
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try {
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grgit.tag.add {
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name = versionName
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message = "Release of $versionName"
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}
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} catch (Exception e) {
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throw new GradleException("Failed to tag the repo, error:\n $e")
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}
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// Set new version name from input parameters.
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def newVersionName
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if (project.properties.containsKey("bumpVersion")) {
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newVersionName = project.properties["bumpVersion"]
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println "Bumping the version directly (bumpVersion=$newVersionName)"
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} else if (project.properties.containsKey("bumpType")) {
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def (major, minor, patch) = versionName.tokenize('.')
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switch (bumpType) {
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case "major":
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major = major.toInteger() + 1
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minor = 0
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patch = 0
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break
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case "minor":
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minor = minor.toInteger() + 1
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break
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case "patch":
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patch = patch.toInteger() + 1
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break
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}
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newVersionName = "$major.$minor.$patch"
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} else {
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throw new GradleException('Either bumpType or bumpVersion parameters should be provided')
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}
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// Prepare for next development iteration.
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def versionCode = android.defaultConfig.versionCode
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def newVersionCode = versionCode + 1
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println "Bumping versionName from $versionName to $newVersionName"
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println "Bumping versionCode from $versionCode to $newVersionCode"
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buildText = buildFile.getText()
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buildText = buildText.replaceFirst(/versionName(\s+.*)/, "versionName '$newVersionName-SNAPSHOT'")
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buildText = buildText.replaceFirst(/versionCode(\s+.*)/, "versionCode $newVersionCode")
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buildFile.setText(buildText) //replace the build file's text
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grgit.add(patterns: ['app/build.gradle'])
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grgit.commit(message: "[gradle-release-task] prepare for next development iteration")
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println "Done!"
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}
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}
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task releasePerform(dependsOn: ensureCleanRepo) {
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doLast {
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boolean force = false
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if (project.properties.containsKey("force")) {
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force = project.properties["force"]
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}
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println "Pushing the newest commits to the remote repository (force: $force)"
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try {
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grgit.push(force: force, tags: true)
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} catch (Exception e) {
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throw new GradleException("Failed to push to the repo,\n" +
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" you can try using -Pforce=true parameter to force the push, error: \n$e")
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}
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println "Done!"
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}
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}

‎app/src/main/AndroidManifest.xml

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<?xml version="1.0" encoding="utf-8"?>
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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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package="ai.elimu.filamu">
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<uses-permission android:name="android.permission.INTERNET" />
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<application
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android:name=".BaseApplication"
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android:allowBackup="true"
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android:icon="@mipmap/ic_launcher"
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android:label="@string/app_name"
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android:networkSecurityConfig="@xml/network_security_config"
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android:roundIcon="@mipmap/ic_launcher_round"
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android:supportsRtl="true"
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android:theme="@style/AppTheme">
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<activity
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android:name=".MainActivity"
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android:theme="@style/AppTheme"
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android:exported="true">
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<intent-filter>
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<action android:name="android.intent.action.MAIN" />
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<category android:name="android.intent.category.LAUNCHER" />
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</intent-filter>
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</activity>
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<activity
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android:name=".ui.VideosActivity"
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android:exported="false"/>
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<activity
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android:name=".ui.video.VideoActivity"
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android:theme="@style/AppTheme.NoTitle.Fullscreen"
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android:exported="false"/>
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</application>
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</manifest>

‎app/src/main/ic_launcher-playstore.png

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‎app/src/main/java/ai/elimu/filamu/BaseApplication.kt

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package ai.elimu.filamu
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import android.app.Application
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import android.content.pm.ApplicationInfo
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import dagger.hilt.android.HiltAndroidApp
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import timber.log.Timber
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@HiltAndroidApp
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class BaseApplication : Application() {
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override fun onCreate() {
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super.onCreate()
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val isDebuggable = (applicationInfo.flags and ApplicationInfo.FLAG_DEBUGGABLE) != 0
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if (isDebuggable) {
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Timber.plant(Timber.DebugTree())
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}
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Timber.tag(javaClass.name).i("onCreate")
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}
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}

‎app/src/main/java/ai/elimu/filamu/MainActivity.kt

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package ai.elimu.filamu
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import ai.elimu.filamu.ui.VideosActivity
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import android.content.Intent
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import android.os.Bundle
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import androidx.appcompat.app.AppCompatActivity
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import timber.log.Timber
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class MainActivity : AppCompatActivity() {
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private val TAG = javaClass.name
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override fun onCreate(savedInstanceState: Bundle?) {
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Timber.tag(TAG).i("onCreate")
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super.onCreate(savedInstanceState)
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setContentView(R.layout.activity_main)
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// Verify that the content-provider APK has been installed
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// TODO
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}
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override fun onStart() {
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Timber.tag(TAG).i("onStart")
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super.onStart()
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val intent = Intent(this, VideosActivity::class.java)
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startActivity(intent)
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finish()
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}
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}

‎app/src/main/java/ai/elimu/filamu/data/ByteArrayDataSource.kt

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package ai.elimu.filamu.data
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import android.net.Uri
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import androidx.media3.common.util.UnstableApi
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import androidx.media3.datasource.DataSource
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import androidx.media3.datasource.DataSpec
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import androidx.media3.datasource.TransferListener
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import java.io.ByteArrayInputStream
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import java.io.InputStream
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@UnstableApi
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class ByteArrayDataSource(private val byteArray: ByteArray) : DataSource {
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private var inputStream: InputStream? = null
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private var readBytes = 0L
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override fun open(dataSpec: DataSpec): Long {
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inputStream = ByteArrayInputStream(byteArray)
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readBytes = 0L
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return byteArray.size.toLong()
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}
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override fun read(buffer: ByteArray, offset: Int, length: Int): Int {
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val bytesRead = inputStream?.read(buffer, offset, length) ?: -1
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if (bytesRead > 0) {
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readBytes += bytesRead
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}
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return bytesRead
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}
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override fun addTransferListener(transferListener: TransferListener) {
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}
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override fun getUri(): Uri? = null
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override fun close() {
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inputStream?.close()
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inputStream = null
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}
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}

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