extend interpreter base class with platform methods

packages/interpreter/src/unified_bindings.rs

@@ -0,0 +1,196 @@
+#[cfg(feature = "webonly")]
+use js_sys::Function;
+
+#[cfg(feature = "webonly")]
+use web_sys::Node;
+
+use sledgehammer_bindgen::bindgen;
+
+pub const SLEDGEHAMMER_JS: &str = GENERATED_JS;
+
+#[bindgen(module)]
+mod js {
+    // Load in the JavaScript file with all the imports
+    const JS_FILE: &str = "./src/gen/interpreter.js";
+
+    // Boot the interpreter and attach us some bindings!
+    const JS: &str = r#""#;
+
+    fn mount_to_root() {
+        "{AppendChildren(root, stack.length-1);}"
+    }
+    fn push_root(root: u32) {
+        "{stack.push(nodes[$root$]);}"
+    }
+    fn append_children(id: u32, many: u16) {
+        "{AppendChildren($id$, $many$);}"
+    }
+
+    fn pop_root() {
+        "{stack.pop();}"
+    }
+    fn replace_with(id: u32, n: u16) {
+        "{root = nodes[$id$]; els = stack.splice(stack.length-$n$); if (root.listening) { listeners.removeAllNonBubbling(root); } root.replaceWith(...els);}"
+    }
+    fn insert_after(id: u32, n: u16) {
+        "{nodes[$id$].after(...stack.splice(stack.length-$n$));}"
+    }
+    fn insert_before(id: u32, n: u16) {
+        "{nodes[$id$].before(...stack.splice(stack.length-$n$));}"
+    }
+    fn remove(id: u32) {
+        "{node = nodes[$id$]; if (node !== undefined) { if (node.listening) { listeners.removeAllNonBubbling(node); } node.remove(); }}"
+    }
+    fn create_raw_text(text: &str) {
+        "{stack.push(document.createTextNode($text$));}"
+    }
+    fn create_text_node(text: &str, id: u32) {
+        "{node = document.createTextNode($text$); nodes[$id$] = node; stack.push(node);}"
+    }
+    fn create_placeholder(id: u32) {
+        "{node = document.createElement('pre'); node.hidden = true; stack.push(node); nodes[$id$] = node;}"
+    }
+    fn new_event_listener(event_name: &str<u8, evt>, id: u32, bubbles: u8) {
+        r#"node = nodes[id]; if(node.listening){node.listening += 1;}else{node.listening = 1;} node.setAttribute('data-dioxus-id', `\${id}`); listeners.create($event_name$, node, $bubbles$);"#
+    }
+    fn remove_event_listener(event_name: &str<u8, evt>, id: u32, bubbles: u8) {
+        "{node = nodes[$id$]; node.listening -= 1; node.removeAttribute('data-dioxus-id'); listeners.remove(node, $event_name$, $bubbles$);}"
+    }
+    fn set_text(id: u32, text: &str) {
+        "{nodes[$id$].textContent = $text$;}"
+    }
+    fn set_attribute(id: u32, field: &str<u8, attr>, value: &str, ns: &str<u8, ns_cache>) {
+        "{node = nodes[$id$]; setAttributeInner(node, $field$, $value$, $ns$);}"
+    }
+    fn remove_attribute(id: u32, field: &str<u8, attr>, ns: &str<u8, ns_cache>) {
+        r#"{
+                node = nodes[$id$];
+                if (!ns) {
+                    switch (field) {
+                        case "value":
+                            node.value = "";
+                            break;
+                        case "checked":
+                            node.checked = false;
+                            break;
+                        case "selected":
+                            node.selected = false;
+                            break;
+                        case "dangerous_inner_html":
+                            node.innerHTML = "";
+                            break;
+                        default:
+                            node.removeAttribute(field);
+                            break;
+                    }
+                } else if (ns == "style") {
+                    node.style.removeProperty(name);
+                } else {
+                    node.removeAttributeNS(ns, field);
+                }
+            }"#
+    }
+    fn assign_id(ptr: u32, len: u8, id: u32) {
+        "{nodes[$id$] = LoadChild($ptr$, $len$);}"
+    }
+    fn hydrate_text(ptr: u32, len: u8, value: &str, id: u32) {
+        r#"{
+                node = LoadChild($ptr$, $len$);
+                if (node.nodeType == Node.TEXT_NODE) {
+                    node.textContent = value;
+                } else {
+                    let text = document.createTextNode(value);
+                    node.replaceWith(text);
+                    node = text;
+                }
+                nodes[$id$] = node;
+            }"#
+    }
+    fn replace_placeholder(ptr: u32, len: u8, n: u16) {
+        "{els = stack.splice(stack.length - $n$); node = LoadChild($ptr$, $len$); node.replaceWith(...els);}"
+    }
+    fn load_template(tmpl_id: u16, index: u16, id: u32) {
+        "{node = templates[$tmpl_id$][$index$].cloneNode(true); nodes[$id$] = node; stack.push(node);}"
+    }
+
+    /*
+    Binary protocol methods only!
+
+    These methods let us support binary packing mutations for use on boundaries like desktop where we prefer to send
+    binary data instead of JSON.
+
+    We're using native types in a number of places
+    */
+    fn append_children_to_top(many: u16) {
+        "{
+            root = stack[stack.length-many-1];
+            els = stack.splice(stack.length-many);
+            for (k = 0; k < many; k++) {
+                root.appendChild(els[k]);
+            }
+        }"
+    }
+    fn set_top_attribute(field: &str<u8, attr>, value: &str, ns: &str<u8, ns_cache>) {
+        "{setAttributeInner(stack[stack.length-1], $field$, $value$, $ns$);}"
+    }
+    fn add_placeholder() {
+        "{node = document.createElement('pre'); node.hidden = true; stack.push(node);}"
+    }
+    fn create_element_ns(element: &'static str<u8, el>, ns: &'static str<u8, namespace>) {
+        "{stack.push(document.createElementNS($ns$, $element$))}"
+    }
+    fn create_element(element: &'static str<u8, el>) {
+        "{stack.push(document.createElement($element$))}"
+    }
+    fn add_templates(tmpl_id: u16, len: u16) {
+        "{templates[$tmpl_id$] = stack.splice(stack.length-$len$);}"
+    }
+    fn foreign_event_listener(event: &str<u8, evt>, id: u32, bubbles: u8) {
+        r#"
+        bubbles = bubbles == 1;
+        node = nodes[id];
+        if(node.listening){
+            node.listening += 1;
+        } else {
+            node.listening = 1;
+        }
+        node.setAttribute('data-dioxus-id', `\${id}`);
+        const event_name = $event$;
+
+        // if this is a mounted listener, we send the event immediately
+        if (event_name === "mounted") {
+            window.ipc.postMessage(
+                window.interpreter.serializeIpcMessage("user_event", {
+                    name: event_name,
+                    element: id,
+                    data: null,
+                    bubbles,
+                })
+            );
+        } else {
+            listeners.create(event_name, node, bubbles, (event) => {
+                handler(event, event_name, bubbles, config);
+            });
+        }"#
+    }
+    fn assign_id_ref(array: &[u8], id: u32) {
+        "{nodes[$id$] = LoadChild($array$);}"
+    }
+    fn hydrate_text_ref(array: &[u8], value: &str, id: u32) {
+        r#"{
+            node = LoadChild($array$);
+            if (node.nodeType == Node.TEXT_NODE) {
+                node.textContent = value;
+            } else {
+                let text = document.createTextNode(value);
+                node.replaceWith(text);
+                node = text;
+            }
+            nodes[$id$] = node;
+        }"#
+    }
+
+    fn replace_placeholder_ref(array: &[u8], n: u16) {
+        "{els = stack.splice(stack.length - $n$); node = LoadChild($array$); node.replaceWith(...els);}"
+    }
+}