Add Form and Section

Author: colemancda

AndroidSwiftUICore/Sources/AndroidSwiftUICore/Primitives/Form.swift

@@ -0,0 +1,65 @@
+//
+//  Form.swift
+//  AndroidSwiftUICore
+//
+//  A Form is a grouped, scrolling container of Sections; a Section groups rows
+//  under an optional header and footer. The interpreter renders sections as
+//  inset, rounded groups with dividers between rows.
+//
+
+public struct Form<Content: View>: View {
+    internal let content: Content
+    public init(@ViewBuilder content: () -> Content) { self.content = content() }
+    public typealias Body = Never
+}
+
+extension Form: PrimitiveView {
+    public func _render(in context: ResolveContext) -> RenderNode {
+        RenderNode(
+            type: "Form",
+            id: context.path,
+            children: Evaluator.resolveChildren(content, context.descending("content"))
+        )
+    }
+}
+
+public struct Section<Content: View>: View {
+
+    internal let header: String?
+    internal let footer: String?
+    internal let content: Content
+
+    public init(@ViewBuilder content: () -> Content) {
+        self.header = nil
+        self.footer = nil
+        self.content = content()
+    }
+
+    public init<S: StringProtocol>(_ header: S, @ViewBuilder content: () -> Content) {
+        self.header = String(header)
+        self.footer = nil
+        self.content = content()
+    }
+
+    public init<H: StringProtocol, F: StringProtocol>(header: H, footer: F, @ViewBuilder content: () -> Content) {
+        self.header = String(header)
+        self.footer = String(footer)
+        self.content = content()
+    }
+
+    public typealias Body = Never
+}
+
+extension Section: PrimitiveView {
+    public func _render(in context: ResolveContext) -> RenderNode {
+        var props: [String: PropValue] = [:]
+        if let header { props["header"] = .string(header) }
+        if let footer { props["footer"] = .string(footer) }
+        return RenderNode(
+            type: "Section",
+            id: context.path,
+            props: props,
+            children: Evaluator.resolveChildren(content, context.descending("content"))
+        )
+    }
+}