refactor: use project_name for tauri.conf.json > productName (#529)

Author: amrbashir

.changes/keep-uppercase-spaces-productName.md

@@ -0,0 +1,7 @@
+---
+"create-tauri-app": "patch"
+"create-tauri-app-js": "patch"
+---
+
+Generate `tauri.conf.json > project > productName` using the "Project name", which can contain spaces and uppercase letters, instead of "Package name".
+

packages/cli/fragments/_base_/src-tauri/tauri.conf.json.lts

@@ -7,7 +7,7 @@
     "withGlobalTauri": true{% endif %}
   },
   "package": {
-    "productName": "{% package_name %}",
+    "productName": "{% project_name %}",
     "version": "0.0.0"
   },
   "tauri": {

packages/cli/src/lib.rs

@@ -85,7 +85,7 @@ where
         }
     }
 
-    // Project name used for the project directory name
+    // Project name used for the project directory name and productName in tauri.conf.json
     // and if valid, it will also be used in Cargo.toml, Package.json ...etc
     let project_name = match project_name {
         Some(name) => name,
@@ -123,7 +123,7 @@ where
                 if is_valid_pkg_name(input) {
                     Ok(())
                 } else {
-                    Err("Package name should only include alphanumeric character and hyphens \"-\" and doesn't start with numbers")
+                    Err("Package name should only include lowercase alphanumeric character and hyphens \"-\" and doesn't start with numbers")
                 }
             })
             .interact_text()?
@@ -332,7 +332,14 @@ where
     }
 
     // Render the template
-    template.render(&target_dir, pkg_manager, &package_name, alpha, mobile)?;
+    template.render(
+        &target_dir,
+        pkg_manager,
+        &project_name,
+        &package_name,
+        alpha,
+        mobile,
+    )?;
 
     // Print post-render instructions
     println!();

packages/cli/src/template.rs

@@ -222,6 +222,7 @@ impl<'a> Template {
         &self,
         target_dir: &path::Path,
         pkg_manager: PackageManager,
+        project_name: &str,
         package_name: &str,
         alpha: bool,
         mobile: bool,
@@ -252,6 +253,7 @@ impl<'a> Template {
             ("alpha", alpha.to_string()),
             ("mobile", mobile.to_string()),
             ("lib_name", lib_name),
+            ("project_name", project_name.to_string()),
             ("package_name", package_name.to_string()),
             (
                 "before_dev_command",