add LP.getStructuredData CDP command

src/cdp/domains/lp.zig

@@ -19,15 +19,18 @@
 const std = @import("std");
 const lp = @import("lightpanda");
 const markdown = lp.markdown;
+const structured_data = lp.structured_data;
 const Node = @import("../Node.zig");
 
 pub fn processMessage(cmd: anytype) !void {
     const action = std.meta.stringToEnum(enum {
         getMarkdown,
+        getStructuredData,
     }, cmd.input.action) orelse return error.UnknownMethod;
 
     switch (action) {
         .getMarkdown => return getMarkdown(cmd),
+        .getStructuredData => return getStructuredData(cmd),
     }
 }
 
@@ -54,6 +57,21 @@ fn getMarkdown(cmd: anytype) !void {
     }, .{});
 }
 
+fn getStructuredData(cmd: anytype) !void {
+    const bc = cmd.browser_context orelse return error.NoBrowserContext;
+    const page = bc.session.currentPage() orelse return error.PageNotLoaded;
+
+    const data = try structured_data.collectStructuredData(
+        page.document.asNode(),
+        cmd.arena,
+        page,
+    );
+
+    return cmd.sendResult(.{
+        .structuredData = data,
+    }, .{});
+}
+
 const testing = @import("../testing.zig");
 test "cdp.lp: getMarkdown" {
     var ctx = testing.context();
@@ -70,3 +88,19 @@ test "cdp.lp: getMarkdown" {
     const result = ctx.client.?.sent.items[0].object.get("result").?.object;
     try testing.expect(result.get("markdown") != null);
 }
+
+test "cdp.lp: getStructuredData" {
+    var ctx = testing.context();
+    defer ctx.deinit();
+
+    const bc = try ctx.loadBrowserContext(.{});
+    _ = try bc.session.createPage();
+
+    try ctx.processMessage(.{
+        .id = 1,
+        .method = "LP.getStructuredData",
+    });
+
+    const result = ctx.client.?.sent.items[0].object.get("result").?.object;
+    try testing.expect(result.get("structuredData") != null);
+}