feat(cli): check if project identifier or lib name changed (#10479)

* feat(cli): check if project identifier changed

* implement ios check

* also check lib name

* clippy

* ensure_init from xcode-script

* fill change file [skip ci]

.changes/cli-mobile-checks.md

@@ -0,0 +1,6 @@
+---
+"tauri-cli": patch:enhance
+"@tauri-apps/cli": patch:enhance
+---
+
+Check if identifier or lib name changed when running mobile commands.

tooling/cli/src/mobile/android/android_studio_script.rs

@@ -54,7 +54,12 @@ pub fn command(options: Options) -> Result<()> {
     );
     (config, metadata, cli_options)
   };
-  ensure_init(config.project_dir(), MobileTarget::Android)?;
+  ensure_init(
+    &tauri_config,
+    config.app(),
+    config.project_dir(),
+    MobileTarget::Android,
+  )?;
 
   let env = env()?;
 

tooling/cli/src/mobile/android/build.rs

@@ -131,7 +131,12 @@ pub fn command(options: Options, noise_level: NoiseLevel) -> Result<()> {
   let tauri_path = tauri_dir();
   set_current_dir(tauri_path).with_context(|| "failed to change current working directory")?;
 
-  ensure_init(config.project_dir(), MobileTarget::Android)?;
+  ensure_init(
+    &tauri_config,
+    config.app(),
+    config.project_dir(),
+    MobileTarget::Android,
+  )?;
 
   let mut env = env()?;
   configure_cargo(&app, Some((&mut env, &config)))?;

tooling/cli/src/mobile/android/dev.rs

@@ -145,7 +145,12 @@ fn run_command(options: Options, noise_level: NoiseLevel) -> Result<()> {
   let tauri_path = tauri_dir();
   set_current_dir(tauri_path).with_context(|| "failed to change current working directory")?;
 
-  ensure_init(config.project_dir(), MobileTarget::Android)?;
+  ensure_init(
+    &tauri_config,
+    config.app(),
+    config.project_dir(),
+    MobileTarget::Android,
+  )?;
   run_dev(
     interface,
     options,

tooling/cli/src/mobile/android/open.rs

@@ -24,7 +24,12 @@ pub fn command() -> Result<()> {
       &Default::default(),
     )
   };
-  ensure_init(config.project_dir(), MobileTarget::Android)?;
+  ensure_init(
+    &tauri_config,
+    config.app(),
+    config.project_dir(),
+    MobileTarget::Android,
+  )?;
   inject_assets(&config, tauri_config.lock().unwrap().as_ref().unwrap())?;
   let env = env()?;
   os::open_file_with("Android Studio", config.project_dir(), &env.base).map_err(Into::into)

tooling/cli/src/mobile/ios/build.rs

@@ -156,7 +156,12 @@ pub fn command(options: Options, noise_level: NoiseLevel) -> Result<()> {
   let tauri_path = tauri_dir();
   set_current_dir(&tauri_path).with_context(|| "failed to change current working directory")?;
 
-  ensure_init(config.project_dir(), MobileTarget::Ios)?;
+  ensure_init(
+    &tauri_config,
+    config.app(),
+    config.project_dir(),
+    MobileTarget::Ios,
+  )?;
   inject_assets(&config)?;
 
   let info_plist_path = config

tooling/cli/src/mobile/ios/dev.rs

@@ -168,7 +168,12 @@ fn run_command(options: Options, noise_level: NoiseLevel) -> Result<()> {
   let tauri_path = tauri_dir();
   set_current_dir(&tauri_path).with_context(|| "failed to change current working directory")?;
 
-  ensure_init(config.project_dir(), MobileTarget::Ios)?;
+  ensure_init(
+    &tauri_config,
+    config.app(),
+    config.project_dir(),
+    MobileTarget::Ios,
+  )?;
   inject_assets(&config)?;
 
   let info_plist_path = config

tooling/cli/src/mobile/ios/open.rs

@@ -25,7 +25,12 @@ pub fn command() -> Result<()> {
     )
   };
 
-  ensure_init(config.project_dir(), MobileTarget::Ios)?;
+  ensure_init(
+    &tauri_config,
+    config.app(),
+    config.project_dir(),
+    MobileTarget::Ios,
+  )?;
   inject_assets(&config)?;
   let env = env()?;
   os::open_file_with("Xcode", config.project_dir(), &env).map_err(Into::into)

tooling/cli/src/mobile/ios/xcode_script.rs

@@ -2,7 +2,7 @@
 // SPDX-License-Identifier: Apache-2.0
 // SPDX-License-Identifier: MIT
 
-use super::{env, get_app, get_config, read_options};
+use super::{ensure_init, env, get_app, get_config, read_options, MobileTarget};
 use crate::{
   helpers::config::get as get_tauri_config,
   interface::{AppInterface, AppSettings, Interface, Options as InterfaceOptions},
@@ -82,6 +82,12 @@ pub fn command(options: Options) -> Result<()> {
     );
     (config, metadata, cli_options)
   };
+  ensure_init(
+    &tauri_config,
+    config.app(),
+    config.project_dir(),
+    MobileTarget::Ios,
+  )?;
 
   let env = env()?.explicit_env_vars(cli_options.vars);
 

tooling/cli/src/mobile/mod.rs

@@ -3,9 +3,14 @@
 // SPDX-License-Identifier: MIT
 
 use crate::{
-  helpers::{app_paths::tauri_dir, config::Config as TauriConfig},
+  helpers::{
+    app_paths::tauri_dir,
+    config::{Config as TauriConfig, ConfigHandle},
+  },
   interface::{AppInterface, AppSettings, DevProcess, Interface, Options as InterfaceOptions},
 };
+#[cfg(target_os = "macos")]
+use anyhow::Context;
 use anyhow::{bail, Result};
 use heck::ToSnekCase;
 use jsonrpsee::core::client::{Client, ClientBuilder, ClientT};
@@ -277,7 +282,13 @@ pub fn get_app(config: &TauriConfig, interface: &AppInterface) -> App {
     })
 }
 
-fn ensure_init(project_dir: PathBuf, target: Target) -> Result<()> {
+#[allow(unused_variables)]
+fn ensure_init(
+  tauri_config: &ConfigHandle,
+  app: &App,
+  project_dir: PathBuf,
+  target: Target,
+) -> Result<()> {
   if !project_dir.exists() {
     bail!(
       "{} project directory {} doesn't exist. Please run `tauri {} init` and try again.",
@@ -286,6 +297,51 @@ fn ensure_init(project_dir: PathBuf, target: Target) -> Result<()> {
       target.command_name(),
     )
   }
+
+  let tauri_config_guard = tauri_config.lock().unwrap();
+  let tauri_config_ = tauri_config_guard.as_ref().unwrap();
+
+  let mut project_outdated_reasons = Vec::new();
+
+  match target {
+    Target::Android => {
+      let java_folder = project_dir
+        .join("app/src/main/java")
+        .join(tauri_config_.identifier.replace('.', "/"));
+      if !java_folder.exists() {
+        project_outdated_reasons
+          .push("you have modified your \"identifier\" in the Tauri configuration");
+      }
+    }
+    #[cfg(target_os = "macos")]
+    Target::Ios => {
+      let project_yml = read_to_string(project_dir.join("project.yml"))
+        .context("missing project.yml file in the Xcode project directory")?;
+      if !project_yml.contains(&format!(
+        "PRODUCT_BUNDLE_IDENTIFIER: {}",
+        tauri_config_.identifier
+      )) {
+        project_outdated_reasons
+          .push("you have modified your \"identifier\" in the Tauri configuration");
+      }
+
+      println!("{}", app.lib_name());
+      if !project_yml.contains(&format!("framework: lib{}.a", app.lib_name())) {
+        project_outdated_reasons
+          .push("you have modified your [lib.name] or [package.name] in the Cargo.toml file");
+      }
+    }
+  }
+
+  if !project_outdated_reasons.is_empty() {
+    let reason = project_outdated_reasons.join(" and ");
+    bail!(
+        "{} project directory is outdated because {reason}. Please run `tauri {} init` and try again.",
+        target.ide_name(),
+        target.command_name(),
+      )
+  }
+
   Ok(())
 }