Implement init & version command

build.gradle.kts

@@ -13,7 +13,7 @@ plugins {
 }
 
 group = "teksturepako.pakku"
-version = "0.0.8"
+version = "0.0.9"
 
 repositories {
     mavenCentral()

src/commonMain/kotlin/teksturepako/pakku/Main.kt

@@ -19,17 +19,15 @@ fun main(args: Array<String>)
             theme = Theme.Default, ansiLevel = AnsiLevel.TRUECOLOR, interactive = true
         )
     }.subcommands(
-        Set(), Add(), Rm(), Update(), Ls(), Fetch(), Link(), Import()
+        Init(), Import(), Set(), Add(), Rm(), Update(), Ls(), Fetch(), Link(), Version()
     ).main(args)
 
     // Check Modrinth's rate limit
     Modrinth.checkRateLimit()
 
     println("Program arguments: ${args.joinToString()}")
-    println("Pakku version: $VERSION")
 
-    // Close client & exit program
+    // Close http client & exit program
     client.close()
     exitPakku(0)
 }
-

src/commonMain/kotlin/teksturepako/pakku/Version.kt

@@ -2,4 +2,4 @@
 
 package teksturepako.pakku
 
-const val VERSION = "0.0.7"
+const val VERSION = "0.0.9"

src/commonMain/kotlin/teksturepako/pakku/api/data/PakkuLock.kt

@@ -222,6 +222,8 @@ data class PakkuLock(
     {
         private const val FILE_NAME = "pakku-lock.json"
 
+        suspend fun exists(): Boolean = readFileOrNull(FILE_NAME) != null
+
         /**
          * Reads [PakkuLock's][PakkuLock] [file][FILE_NAME] and parses it,
          * or returns a new [PakkuLock].

src/commonMain/kotlin/teksturepako/pakku/cli/cmd/Init.kt

@@ -0,0 +1,52 @@
+package teksturepako.pakku.cli.cmd
+
+import com.github.ajalt.clikt.core.CliktCommand
+import com.github.ajalt.clikt.core.terminal
+import kotlinx.coroutines.runBlocking
+import teksturepako.pakku.api.data.PakkuLock
+
+class Init : CliktCommand("Initialize modpack")
+{
+    override fun run() = runBlocking {
+        if (PakkuLock.exists())
+        {
+            terminal.danger("Modpack is already initialized")
+            terminal.info("To change already initialized properties, use the command: \"set\"")
+            echo()
+            return@runBlocking
+        }
+
+        val pakkuLock = PakkuLock.readOrNew()
+
+        val packName: String =
+            terminal.prompt("? Modpack name") ?: ""
+
+        pakkuLock.setPackName(packName)
+        terminal.success("'name' set to '$packName'")
+
+        val mcVersions: List<String> =
+            terminal.prompt("? Minecraft versions")?.split(" ") ?: return@runBlocking
+
+        pakkuLock.setMcVersions(mcVersions)
+        terminal.success("'mc_version' set to $mcVersions")
+
+        val loaders: List<String> =
+            terminal.prompt("? Loaders")?.split(" ") ?: return@runBlocking
+
+        pakkuLock.setModLoaders(loaders)
+        terminal.success("'loaders' set to $loaders")
+
+        val target: String =
+            terminal.prompt("? Target", choices = listOf("curseforge", "modrinth", "multiplatform"))
+                ?: return@runBlocking
+
+        pakkuLock.setPlatformTarget(target)
+        terminal.success("'target' set to '$target'")
+
+        echo()
+
+        pakkuLock.write()
+        terminal.success("Modpack successfully initialized")
+        echo()
+    }
+}

src/commonMain/kotlin/teksturepako/pakku/cli/cmd/Set.kt

@@ -90,7 +90,7 @@ class Set : CliktCommand("Set various properties of your pack or projects")
         /** Pack name */
         packNameOpt?.let {
             pakkuLock.setPackName(it)
-            terminal.success("'pack_name' set to '$it'")
+            terminal.success("'name' set to '$it'")
         }
 
         /** Target */

src/commonMain/kotlin/teksturepako/pakku/cli/cmd/Version.kt

@@ -0,0 +1,13 @@
+package teksturepako.pakku.cli.cmd
+
+import com.github.ajalt.clikt.core.CliktCommand
+import teksturepako.pakku.VERSION
+
+class Version : CliktCommand("Get pakku version")
+{
+    override fun run()
+    {
+        echo("Pakku version $VERSION")
+        echo()
+    }
+}