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Refactor iOS project setup in init script
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@matejsemancik
matejsemancik committed Dec 13, 2024
1 parent 144956a commit 9e9a936
Showing 1 changed file with 123 additions and 94 deletions.
217 changes: 123 additions & 94 deletions init_template.kts
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Original file line number Diff line number Diff line change
Expand Up @@ -7,27 +7,28 @@ exec kscript $0 "$@"
\*** IMPORTANT: Any code including imports and annotations must come after this line ***/

import java.io.File
import java.nio.charset.StandardCharsets
import java.nio.file.Files
import java.nio.file.Path
import java.nio.file.Paths
import java.nio.file.StandardCopyOption
import kotlin.io.path.exists
import kotlin.io.path.extension
import kotlin.io.path.isRegularFile

//// APP

val templatePackageName = "app.futured.kmptemplate"
val templatePackagePath: Path = Path.of("app/futured/kmptemplate")

val (appName, appPackageName, frameworkName) = getNamesOfAppAndPackageAndFramework()
val (appName, appPackageName, frameworkName) = readInput()
val appPackagePath = Path.of(appPackageName.replace('.', '/'))

// region Android + KMP + Gradle

renameGradleSubproject("buildSrc", appPackageName)
renameGradleSubproject("baselineprofile", appPackageName)
renameGradleSubproject("androidApp", appPackageName)
renameGradleSubproject("shared/app", appPackageName)
renameGradleSubproject("shared/feature", appPackageName)
renameGradleSubproject("shared/network", appPackageName)
renameGradleSubproject("shared/network/graphql", appPackageName)
renameGradleSubproject("shared/network/rest", appPackageName)
renameGradleSubproject("shared/persistence", appPackageName)
renameGradleSubproject("shared/platform", appPackageName)
renameGradleSubproject("shared/resources", appPackageName)
Expand Down Expand Up @@ -68,6 +69,102 @@ findAndReplaceInFile(
replaceWith = appName
)

// endregion

// region XCode project

findAndReplaceInFile(
file = Path.of("buildSrc/src/main/kotlin")
.resolve(appPackagePath)
.resolve("gradle/configuration/ProjectSettings.kt")
.toFile(),
search = "shared",
replaceWith = frameworkName
)
updateFastfileEnvVariables(
file = File("iosApp/fastlane/Fastfile"),
varName = "APP_IDENTIFIER",
newValue = appPackageName
)
updateFastfileEnvVariables(
file = File("iosApp/fastlane/Fastfile"),
varName = "APP_NAME",
newValue = appName
)
updateFastfileEnvVariables(
file = File("iosApp/fastlane/Fastfile"),
varName = "APP_SCHEME",
newValue = appName
)
findAndReplaceInFile(
file = File("iosApp/iosApp.xcodeproj/project.pbxproj"),
search = "orgIdentifier.iosApp",
replaceWith = appPackageName
)
findAndReplaceInFile(
file = File("iosApp/iosApp.xcodeproj/project.pbxproj"),
search = "orgIdentifier.iosApp.iosAppTests",
replaceWith = "${appPackageName}.${appName}Test"
)
findAndReplaceInFile(
file = File("iosApp/iosApp.xcodeproj/project.pbxproj"),
search = "orgIdentifier.iosApp.iosAppUITests",
replaceWith = "${appPackageName}.${appName}UITest"
)
findAndReplaceInFileTree(
parent = Path.of("iosApp"),
search = "import shared",
replaceWith = "import $frameworkName",
extensionFilter = { extension -> extension == "swift"}
)
findAndReplaceInFileTree(
parent = Path.of("iosApp"),
search = "extension shared",
replaceWith = "extension $frameworkName",
extensionFilter = { extension -> extension == "swift"}
)
findAndReplaceInFileTree(
parent = Path.of("iosApp"),
search = "shared",
replaceWith = frameworkName,
extensionFilter = { extension -> extension == "xcconfig"}
)

findAndReplaceInFileTree(parent = Path.of("iosApp"), search = "iosApp", replaceWith = appName)

moveFileTree(
parent = Path.of("iosApp"),
fromPath = Path.of("iosApp"),
toPath = Path.of(appName)
)
moveFileTree(
parent = Path.of("iosApp"),
fromPath = Path.of("iosApp.xcodeproj"),
toPath = Path.of("$appName.xcodeproj")
)
Files.move(
File("iosApp/iosAppTests/iosAppTests.swift").toPath(),
File("iosApp/iosAppTests/${appName}Tests.swift").toPath(),
)
moveFileTree(
parent = Path.of("iosApp"),
fromPath = Path.of("iosAppTests"),
toPath = Path.of("${appName}Tests")
)
Files.move(
File("iosApp/iosAppUITests/iosAppUITestsLaunchTests.swift").toPath(),
File("iosApp/iosAppUITests/${appName}UITestsLaunchTests.swift").toPath(),
)
moveFileTree(
parent = Path.of("iosApp"),
fromPath = Path.of("iosAppUITests"),
toPath = Path.of("${appName}UITests")
)

// endregion

// region Functions

fun renameGradleSubproject(subproject: String, appPackage: String) {
val sourceSets = listOf(
Path.of("$subproject/src/main/kotlin"),
Expand All @@ -81,30 +178,41 @@ fun renameGradleSubproject(subproject: String, appPackage: String) {
moveFileTree(
parent = sourceSet,
fromPath = templatePackagePath,
toPath = Path.of(appPackage.replace('.', '/'))
toPath = appPackagePath
)
}

findAndReplaceInFileTree(
parent = Path.of(subproject),
search = templatePackageName,
replaceWith = appPackage
replaceWith = appPackage,
extensionFilter = { extension -> extension == "kt" || extension == "kts"}
)
}

fun findAndReplaceInFileTree(parent: Path, search: String, replaceWith: String) {
fun findAndReplaceInFileTree(
parent: Path,
search: String,
replaceWith: String,
extensionFilter: (extension: String) -> Boolean = { true },
) {
if (parent.exists().not()) {
return
}
Files.walk(parent)
.filter { path -> path.isRegularFile() }
.filter { path -> extensionFilter(path.extension) }
.map { it.toFile() }
.forEach { file ->
with(file) { writeText(readText(Charsets.UTF_8).replace(search, replaceWith)) }
}
}

fun findAndReplaceInFile(file: File, search: String, replaceWith: String) {
fun findAndReplaceInFile(
file: File,
search: String,
replaceWith: String,
) {
if (file.exists().not()) {
return
}
Expand All @@ -124,58 +232,12 @@ fun moveFileTree(parent: Path, fromPath: Path, toPath: Path) {
val target = targetPath.resolve(sourcePath.relativize(source))
Files.createDirectories(target.parent)
Files.move(source, target, StandardCopyOption.REPLACE_EXISTING)
println("moved file: $source -> $target")
}
}

// IOS
updateFastfileEnvVariables(filePath = "iosApp/fastlane/Fastfile", varName = "APP_IDENTIFIER", newValue = appPackageName)
updateFastfileEnvVariables(filePath = "iosApp/fastlane/Fastfile", varName = "APP_NAME", newValue = appName)
updateFastfileEnvVariables(filePath = "iosApp/fastlane/Fastfile", varName = "APP_SCHEME", newValue = appName)
updatePbxprojValues(filePath = "iosApp/iosApp.xcodeproj/project.pbxproj", oldValue = "orgIdentifier.iosApp", newValue = appPackageName)
updatePbxprojValues(filePath = "iosApp/iosApp.xcodeproj/project.pbxproj", oldValue = "orgIdentifier.iosApp.iosAppTests", newValue = "${appPackageName}.${appName}Test")
updatePbxprojValues(filePath = "iosApp/iosApp.xcodeproj/project.pbxproj", oldValue = "orgIdentifier.iosApp.iosAppUITests", newValue = "${appPackageName}.${appName}UITest")
renameTextInPath(pathText = "buildSrc/src/main/kotlin/${appPackageName.replace(".", "/")}/gradle/configuration/ProjectSettings.kt", oldText = "shared", newText = "$frameworkName")
replaceTextInSwiftFiles(dirPath = "iosApp", oldText = "import shared", newText = "import ${frameworkName}")
replaceTextInSwiftFiles(dirPath = "iosApp", oldText = "extension shared", newText = "extension ${frameworkName}")
replaceTextInXConfigFiles(dirPath = "iosApp", oldText = "shared", newText = "${frameworkName}")
findAndReplaceInFileTree(parent = Path.of("iosApp"), search = "iosApp", replaceWith = appName)
renameInDirectory(dirPath = "iosApp/iosAppTests", oldText = "iosApp", newText = appName)
renameInDirectory(dirPath = "iosApp/iosAppUITests", oldText = "iosApp", newText = appName)
renameInDirectory(dirPath = "iosApp/iosApp.xcodeproj/xcshareddata/xcschemes", oldText = "iosApp", newText = appName)
renameInDirectory(dirPath = "iosApp", oldText = "iosApp", newText = appName)

//// END APP

// region functions

fun replaceTextInXConfigFiles(dirPath: String, oldText: String, newText: String) {
File(dirPath).walk()
.filter { it.isFile && it.extension == "xcconfig" }
.forEach { file -> renameTextInPath(file.path, oldText, newText) }
}

fun replaceTextInSwiftFiles(dirPath: String, oldText: String, newText: String) {
File(dirPath).walk()
.filter { it.isFile && it.extension == "swift" }
.forEach { file -> renameTextInPath(file.path, oldText, newText) }
}

fun updatePbxprojValues(filePath: String, oldValue: String, newValue: String) {
val file = File(filePath)
if (!file.exists()) {
println("File does not exist: $filePath")
return
}
var content = file.readText()
content = content.replace(oldValue, newValue)
file.writeText(content)
}

fun updateFastfileEnvVariables(filePath: String, varName: String, newValue: String) {
val file = File(filePath)
fun updateFastfileEnvVariables(file: File, varName: String, newValue: String) {
if (!file.exists()) {
println("File does not exist: $filePath")
println("File does not exist: $file")
return
}

Expand All @@ -192,38 +254,7 @@ fun updateFastfileEnvVariables(filePath: String, varName: String, newValue: Stri
}
}


fun renameInDirectory(dirPath: String, oldText: String, newText: String) {
val dir = File(dirPath)
if (!dir.exists()) {
error("Directory does not exist: $dirPath")
return
}

// exclude root directory from walk results
dir.walk().drop(1).forEach { file ->
if (file.name.contains(oldText)) {
val oldName = file.name
val newName = file.name.replace(oldText, newText)
renameDirectory(from = "$dirPath/$oldName", to = "$dirPath/$newName")
}
}
}

fun renameDirectory(from: String, to: String) {
File(from).renameTo(File(to))
}

fun renameTextInPath(pathText: String, oldText: String, newText: String) {
val path: Path = Paths.get(pathText)
val charset = StandardCharsets.UTF_8

var content = String(Files.readAllBytes(path), charset)
content = content.replace(oldText.toRegex(), newText)
Files.write(path, content.toByteArray(charset))
}

fun getNamesOfAppAndPackageAndFramework(): Triple<String, String, String> {
fun readInput(): Triple<String, String, String> {
print("Project name: ")
val appName: String = readLine()
?.takeIf { it.isNotBlank() }
Expand All @@ -241,9 +272,7 @@ fun getNamesOfAppAndPackageAndFramework(): Triple<String, String, String> {
?.replace(" ", "_")
?: "shared"

if (packageName.count { it == '.' } != 2) {
error("You did not enter package name correctly")
}

return Triple(appName, packageName, frameworkName)
}

// endregion

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