dough-core and all of that

dough-fs/build.gradle.kts

@@ -1,3 +1,13 @@
 plugins {
   dough_component
 }
+
+kotlin {
+  sourceSets {
+    commonMain {
+      dependencies {
+        api(project(":dough-core"))
+      }
+    }
+  }
+}

dough-fs/src/commonMain/kotlin/gay/pizza/dough/fs/FsOperations.kt

@@ -1,10 +1,12 @@
 package gay.pizza.dough.fs
 
+import gay.pizza.dough.core.time.UnixTime
 import kotlinx.serialization.DeserializationStrategy
 import kotlinx.serialization.SerializationStrategy
 
 interface FsOperations {
   fun exists(path: FsPath): Boolean
+
   fun isDirectory(path: FsPath): Boolean
   fun isRegularFile(path: FsPath): Boolean
   fun isSymbolicLink(path: FsPath): Boolean
@@ -12,6 +14,8 @@ interface FsOperations {
   fun isWritable(path: FsPath): Boolean
   fun isExecutable(path: FsPath): Boolean
 
+  fun lastModified(path: FsPath): UnixTime
+
   fun list(path: FsPath): Sequence<FsPath>
 
   fun walk(path: FsPath): Sequence<FsPath>

dough-fs/src/commonMain/kotlin/gay/pizza/dough/fs/FsProvider.kt

@@ -0,0 +1,8 @@
+package gay.pizza.dough.fs
+
+interface FsProvider {
+  val currentWorkingDirectory: FsPath
+  val operations: FsOperations
+
+  fun resolve(path: String): FsPath
+}

dough-fs/src/commonMain/kotlin/gay/pizza/dough/fs/PlatformSpecific.kt

@@ -1,3 +1,3 @@
 package gay.pizza.dough.fs
 
-expect fun FsPath(path: String): FsPath
+expect val PlatformFsProvider: FsProvider

dough-fs/src/jvmMain/kotlin/gay/pizza/dough/fs/JavaFsOperations.kt

@@ -1,5 +1,7 @@
 package gay.pizza.dough.fs
 
+import gay.pizza.dough.core.time.UnixTime
+import gay.pizza.dough.core.toUnixTime
 import kotlinx.serialization.DeserializationStrategy
 import kotlinx.serialization.SerializationStrategy
 import kotlinx.serialization.json.Json
@@ -11,6 +13,7 @@ import kotlin.streams.asSequence
 
 object JavaFsOperations : FsOperations {
   override fun exists(path: FsPath): Boolean = Files.exists(path.toJavaPath())
+
   override fun isDirectory(path: FsPath): Boolean = Files.isDirectory(path.toJavaPath())
   override fun isRegularFile(path: FsPath): Boolean = Files.isRegularFile(path.toJavaPath())
   override fun isSymbolicLink(path: FsPath): Boolean = Files.isSymbolicLink(path.toJavaPath())
@@ -18,10 +21,12 @@ object JavaFsOperations : FsOperations {
   override fun isWritable(path: FsPath): Boolean = Files.isWritable(path.toJavaPath())
   override fun isExecutable(path: FsPath): Boolean = Files.isExecutable(path.toJavaPath())
 
+  override fun lastModified(path: FsPath): UnixTime = Files.getLastModifiedTime(path.toJavaPath()).toUnixTime()
+
   override fun list(path: FsPath): Sequence<FsPath> = Files.list(path.toJavaPath()).asSequence().map { it.toFsPath() }
 
   override fun walk(path: FsPath): Sequence<FsPath> = Files.walk(path.toJavaPath()).asSequence().map { it.toFsPath() }
-  override fun visit(path: FsPath, visitor: FsPathVisitor) =
+  override fun visit(path: FsPath, visitor: FsPathVisitor): Unit =
     Files.walkFileTree(path.toJavaPath(), JavaFsPathVisitorAdapter(visitor)).run {}
 
   override fun readString(path: FsPath): String = Files.readString(path.toJavaPath())

dough-fs/src/jvmMain/kotlin/gay/pizza/dough/fs/JavaFsProvider.kt

@@ -0,0 +1,14 @@
+package gay.pizza.dough.fs
+
+import java.nio.file.FileSystem
+import kotlin.io.path.absolute
+
+class JavaFsProvider(val fileSystem: FileSystem) : FsProvider {
+  override val currentWorkingDirectory: FsPath
+    get() = fileSystem.getPath(".").absolute().toFsPath()
+
+  override val operations: FsOperations = JavaFsOperations
+
+  override fun resolve(path: String): FsPath =
+    fileSystem.getPath(path).toFsPath()
+}

dough-fs/src/jvmMain/kotlin/gay/pizza/dough/fs/PlatformSpecific.kt

@@ -1,7 +1,5 @@
 package gay.pizza.dough.fs
 
-import java.nio.file.Paths
+import java.nio.file.FileSystems
 
-actual fun FsPath(path: String): FsPath {
-  return JavaPath(Paths.get(path))
-}
+actual val PlatformFsProvider: FsProvider = JavaFsProvider(FileSystems.getDefault())