Disable Architectury API where a Forge port does not exist

res/script.js

@@ -9,6 +9,7 @@ import init, {
     list_all_minecraft_versions,
     supports_forge,
     supports_neoforge,
+    arch_api_supports_forge,
     to_mod_id,
     validate_mod_id
 } from "./templateer.js";
@@ -35,6 +36,10 @@ for (const input of projectTypeToggles) {
     input.onchange = refreshDisplayedProjectType;
 };
 
+// Add listeners to Forge checkboxes for controlling the Architectury API checkbox.
+document.getElementById("forge-loader-input").onchange = refreshArchitecturySupport;
+refreshArchitecturySupport();
+
 // Add listeners to Fabric and Quilt checkboxes for controlling the Fabric-like checkbox,
 // and refresh the Fabric-like status according to the default state.
 document.getElementById("fabric-loader-input").onchange = refreshFabricLikeCheckbox;
@@ -109,7 +114,7 @@ function updateState() {
     state.subprojects.neoforge = document.getElementById("neoforge-loader-input").checked && isNeoForgeAvailable();
     state.subprojects.quilt = document.getElementById("quilt-loader-input").checked;
     state.subprojects.fabric_likes = document.getElementById("fabric-like-input").checked && isFabricLikeAvailable();
-    state.dependencies.architectury_api = document.getElementById("architectury-api-input").checked;
+    state.dependencies.architectury_api = document.getElementById("architectury-api-input").checked && isArchitecturyApiAvailable();
 }
 
 function showError(error) {
@@ -148,9 +153,19 @@ function isForgeAvailable() {
     return supports_forge(version);
 }
 
+function isArchitecturyApiAvailable() {
+    const version = mcSelect.value;
+    if (document.getElementById("forge-loader-input").checked) {
+        return arch_api_supports_forge(version);
+    } else {
+        return true;
+    }
+}
+
 function refreshAvailablePlatforms() {
     refreshForgeLikePlatform(isNeoForgeAvailable(), "neoforge");
     refreshForgeLikePlatform(isForgeAvailable(), "forge");
+    refreshArchitecturySupport();
 }
 
 function refreshForgeLikePlatform(available, id) {
@@ -167,6 +182,14 @@ function refreshForgeLikePlatform(available, id) {
     }
 }
 
+function refreshArchitecturySupport() {
+    if (!isArchitecturyApiAvailable()) {
+        document.getElementById("architectury-api-input").disabled = true;
+    } else {
+        document.getElementById("architectury-api-input").disabled = false;
+    }
+};
+
 // Enables/disables the Fabric-like checkbox based on whether it can be selected for the current state.
 function refreshFabricLikeCheckbox() {
     const hasFabricLike = isFabricLikeAvailable();
@@ -198,4 +221,4 @@ modIdInput.value = state.mod_id;
 refreshModIdPlaceholder();
 refreshAvailablePlatforms();
 document.getElementById("package-input").value = state.package_name;
-document.getElementById("architectury-api-input").checked = state.dependencies.architectury_api;
+document.getElementById("architectury-api-input").checked = state.dependencies.architectury_api;

src/web.rs

@@ -96,3 +96,13 @@ pub fn supports_forge(game_version: JsValue) -> Result<bool, JsValue> {
     let game_version: version_resolver::minecraft::MinecraftVersion = serde_wasm_bindgen::from_value(game_version)?;
     Ok(game_version.forge_major_version().is_some())
 }
+
+#[wasm_bindgen]
+pub fn arch_api_supports_forge(game_version: JsValue) -> Result<bool, JsValue> {
+    let game_version: version_resolver::minecraft::MinecraftVersion = serde_wasm_bindgen::from_value(game_version)?;
+    if game_version.forge_major_version().is_some() {
+        Ok(game_version.forge_major_version().unwrap().parse::<i32>().unwrap() < 50)
+    } else {
+        Ok(false)
+    }
+}