rust and zig snippets (#594)

site/static/code_snippets/how_tos/polling_1.rustsnippet

@@ -0,0 +1,14 @@
+use datastar::prelude::*;
+use chrono::Local;
+use async_stream::stream;
+
+let current_time = Local::now().format("%Y-%m-%d %H:%M:%S").to_string();
+
+Sse(stream! {
+    yield MergeFragments::new(
+        format!(
+            "<div id='time' data-on-interval__duration.5s='@get(\"/endpoint\")'>{}</div>",
+            current_time
+        )
+    ).into();
+})

site/static/code_snippets/how_tos/polling_1.zigsnippet

@@ -0,0 +1,18 @@
+const datastar = @import("datastar");
+const zdt = @import("zdt");
+const std = @import("std");
+
+var tz_chicago = try zdt.Timezone.fromTzdata("America/Chicago", res.arena);
+const datetime = try zdt.Datetime.fromISO8601("2006-01-02 15:04:05");
+const current_time = try a_datetime.tzLocalize(.{ .tz = &tz_chicago });
+
+var sse = try datastar.ServerSentEventGenerator.init(res);
+
+sse.mergeFragments(
+    std.fmt.allocPrint(
+        res.arena,
+        "<div id='time' data-on-interval__duration.5s='@get(\"/endpoint\")'>{s}</div>",
+        .{current_time},
+    ),
+    .{},
+);

site/static/code_snippets/how_tos/polling_2.rustsnippet

@@ -0,0 +1,21 @@
+use datastar::prelude::*;
+use chrono::Local;
+use async_stream::stream;
+
+let current_time = Local::now().format("%Y-%m-%d %H:%M:%S").to_string();
+let current_seconds = Local::now().second();
+let duration = if current_seconds < 50 {
+    5
+} else {
+    1
+};
+
+Sse(stream! {
+    yield MergeFragments::new(
+        format!(
+            "<div id='time' data-on-interval__duration.{}s='@get(\"/endpoint\")'>{}</div>",
+            duration,
+            current_time,
+        )
+    ).into();
+})

site/static/code_snippets/how_tos/polling_2.zigsnippet

@@ -0,0 +1,20 @@
+const datastar = @import("datastar");
+const zdt = @import("zdt");
+const std = @import("std");
+
+var tz_chicago = try zdt.Timezone.fromTzdata("America/Chicago", res.arena);
+const datetime = try zdt.Datetime.fromISO8601("2006-01-02 15:04:05");
+const current_time = try a_datetime.tzLocalize(.{ .tz = &tz_chicago });
+const current_seconds = std.time.timestamp() % 60;
+const duration = if (current_seconds < 50) 5 else 1;
+
+var sse = try datastar.ServerSentEventGenerator.init(res);
+
+sse.mergeFragments(
+    std.fmt.allocPrint(
+        res.arena,
+        "<div id='time' data-on-interval__duration.{d}s='@get(\"/endpoint\")'>{s}</div>",
+        .{ duration, current_time },
+    ),
+    .{},
+);

site/static/code_snippets/how_tos/redirect_1.rustsnippet

@@ -0,0 +1,9 @@
+use datastar::prelude::*;
+use async_stream::stream;
+use core::time::Duration;
+
+Sse(stream! {
+    yield MergeFragments::new("<div id='indicator'>Redirecting in 3 seconds...</div>").into();
+    tokio::time::sleep(core::time::Duration::from_secs(3)).await;
+    yield ExecuteScript::new("window.location = '/guide'").into();
+});

site/static/code_snippets/how_tos/redirect_1.zigsnippet

@@ -0,0 +1,8 @@
+const datastar = @import("datastar");
+const std = @import("std");
+
+var sse = try datastar.ServerSentEventGenerator.init(res);
+
+sse.mergeFragments("<div id='indicator'>Redirecting in 3 seconds...</div>");
+std.Thread.sleep(std.time.ns_per_s * 3);
+sse.executeScript("window.location = '/guide'");

site/static/code_snippets/how_tos/redirect_2.rustsnippet

@@ -0,0 +1,9 @@
+use datastar::prelude::*;
+use async_stream::stream;
+use core::time::Duration;
+
+Sse(stream! {
+    yield MergeFragments::new("<div id='indicator'>Redirecting in 3 seconds...</div>").into();
+    tokio::time::sleep(core::time::Duration::from_secs(3)).await;
+    yield ExecuteScript::new("setTimeout(() => window.location = '/guide')").into();
+});

site/static/code_snippets/how_tos/redirect_2.zigsnippet

@@ -0,0 +1,8 @@
+const datastar = @import("datastar");
+const std = @import("std");
+
+var sse = try datastar.ServerSentEventGenerator.init(res);
+
+sse.mergeFragments("<div id='indicator'>Redirecting in 3 seconds...</div>");
+std.Thread.sleep(std.time.ns_per_s * 3);
+sse.executeScript("setTimeout(() => window.location = '/guide')");