Prepare CLI for move into mainline

packages/cli/src/config.rs

@@ -0,0 +1,264 @@
+use crate::error::Result;
+use serde::{Deserialize, Serialize};
+use std::{collections::HashMap, path::PathBuf};
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct DioxusConfig {
+    pub application: ApplicationConfig,
+
+    pub web: WebConfig,
+
+    #[serde(default = "default_plugin")]
+    pub plugin: toml::Value,
+}
+
+fn default_plugin() -> toml::Value {
+    toml::Value::Boolean(true)
+}
+
+impl DioxusConfig {
+    pub fn load() -> crate::error::Result<Option<DioxusConfig>> {
+        let Ok(crate_dir) = crate::cargo::crate_root() else { return Ok(None); };
+
+        // we support either `Dioxus.toml` or `Cargo.toml`
+        let Some(dioxus_conf_file) = acquire_dioxus_toml(crate_dir) else {
+            return Ok(None);
+        };
+
+        toml::from_str::<DioxusConfig>(&std::fs::read_to_string(dioxus_conf_file)?)
+            .map_err(|_| crate::Error::Unique("Dioxus.toml parse failed".into()))
+            .map(Some)
+    }
+}
+
+fn acquire_dioxus_toml(dir: PathBuf) -> Option<PathBuf> {
+    // prefer uppercase
+    if dir.join("Dioxus.toml").is_file() {
+        return Some(dir.join("Dioxus.toml"));
+    }
+
+    // lowercase is fine too
+    if dir.join("dioxus.toml").is_file() {
+        return Some(dir.join("Dioxus.toml"));
+    }
+
+    None
+}
+
+impl Default for DioxusConfig {
+    fn default() -> Self {
+        Self {
+            application: ApplicationConfig {
+                name: "dioxus".into(),
+                default_platform: "web".to_string(),
+                out_dir: Some(PathBuf::from("dist")),
+                asset_dir: Some(PathBuf::from("public")),
+
+                tools: None,
+
+                sub_package: None,
+            },
+            web: WebConfig {
+                app: WebAppConfig {
+                    title: Some("dioxus | ⛺".into()),
+                    base_path: None,
+                },
+                proxy: Some(vec![]),
+                watcher: WebWatcherConfig {
+                    watch_path: Some(vec![PathBuf::from("src")]),
+                    reload_html: Some(false),
+                    index_on_404: Some(true),
+                },
+                resource: WebResourceConfig {
+                    dev: WebDevResourceConfig {
+                        style: Some(vec![]),
+                        script: Some(vec![]),
+                    },
+                    style: Some(vec![]),
+                    script: Some(vec![]),
+                },
+            },
+            plugin: toml::Value::Table(toml::map::Map::new()),
+        }
+    }
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct ApplicationConfig {
+    pub name: String,
+    pub default_platform: String,
+    pub out_dir: Option<PathBuf>,
+    pub asset_dir: Option<PathBuf>,
+
+    pub tools: Option<HashMap<String, toml::Value>>,
+
+    pub sub_package: Option<String>,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct WebConfig {
+    pub app: WebAppConfig,
+    pub proxy: Option<Vec<WebProxyConfig>>,
+    pub watcher: WebWatcherConfig,
+    pub resource: WebResourceConfig,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct WebAppConfig {
+    pub title: Option<String>,
+    pub base_path: Option<String>,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct WebProxyConfig {
+    pub backend: String,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct WebWatcherConfig {
+    pub watch_path: Option<Vec<PathBuf>>,
+    pub reload_html: Option<bool>,
+    pub index_on_404: Option<bool>,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct WebResourceConfig {
+    pub dev: WebDevResourceConfig,
+    pub style: Option<Vec<PathBuf>>,
+    pub script: Option<Vec<PathBuf>>,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct WebDevResourceConfig {
+    pub style: Option<Vec<PathBuf>>,
+    pub script: Option<Vec<PathBuf>>,
+}
+
+#[derive(Debug, Clone)]
+pub struct CrateConfig {
+    pub out_dir: PathBuf,
+    pub crate_dir: PathBuf,
+    pub workspace_dir: PathBuf,
+    pub target_dir: PathBuf,
+    pub asset_dir: PathBuf,
+    pub manifest: cargo_toml::Manifest<cargo_toml::Value>,
+    pub executable: ExecutableType,
+    pub dioxus_config: DioxusConfig,
+    pub release: bool,
+    pub hot_reload: bool,
+    pub cross_origin_policy: bool,
+    pub verbose: bool,
+    pub custom_profile: Option<String>,
+    pub features: Option<Vec<String>>,
+}
+
+#[derive(Debug, Clone)]
+pub enum ExecutableType {
+    Binary(String),
+    Lib(String),
+    Example(String),
+}
+
+impl CrateConfig {
+    pub fn new() -> Result<Self> {
+        let dioxus_config = DioxusConfig::load()?.unwrap_or_default();
+
+        let crate_dir = if let Some(package) = &dioxus_config.application.sub_package {
+            crate::cargo::crate_root()?.join(package)
+        } else {
+            crate::cargo::crate_root()?
+        };
+        let meta = crate::cargo::Metadata::get()?;
+        let workspace_dir = meta.workspace_root;
+        let target_dir = meta.target_directory;
+
+        let out_dir = match dioxus_config.application.out_dir {
+            Some(ref v) => crate_dir.join(v),
+            None => crate_dir.join("dist"),
+        };
+
+        let cargo_def = &crate_dir.join("Cargo.toml");
+
+        let asset_dir = match dioxus_config.application.asset_dir {
+            Some(ref v) => crate_dir.join(v),
+            None => crate_dir.join("public"),
+        };
+
+        let manifest = cargo_toml::Manifest::from_path(&cargo_def).unwrap();
+
+        let output_filename = {
+            match &manifest.package.as_ref().unwrap().default_run {
+                Some(default_run_target) => {
+                    default_run_target.to_owned()
+                },
+                None => {
+                    manifest.bin.iter().find(|b| b.name == manifest.package.as_ref().map(|pkg| pkg.name.clone()))
+                        .or(manifest.bin.iter().find(|b| b.path == Some("src/main.rs".to_owned())))
+                        .or(manifest.bin.first())
+                        .or(manifest.lib.as_ref())
+                        .and_then(|prod| prod.name.clone())
+                        .expect("No executable or library found from cargo metadata.")
+                }
+            }
+        };
+        let executable = ExecutableType::Binary(output_filename);
+
+        let release = false;
+        let hot_reload = false;
+        let verbose = false;
+        let custom_profile = None;
+        let features = None;
+
+        Ok(Self {
+            out_dir,
+            crate_dir,
+            workspace_dir,
+            target_dir,
+            asset_dir,
+            manifest,
+            executable,
+            release,
+            dioxus_config,
+            hot_reload,
+            cross_origin_policy: false,
+            custom_profile,
+            features,
+            verbose,
+        })
+    }
+
+    pub fn as_example(&mut self, example_name: String) -> &mut Self {
+        self.executable = ExecutableType::Example(example_name);
+        self
+    }
+
+    pub fn with_release(&mut self, release: bool) -> &mut Self {
+        self.release = release;
+        self
+    }
+
+    pub fn with_hot_reload(&mut self, hot_reload: bool) -> &mut Self {
+        self.hot_reload = hot_reload;
+        self
+    }
+
+    pub fn with_cross_origin_policy(&mut self, cross_origin_policy: bool) -> &mut Self {
+        self.cross_origin_policy = cross_origin_policy;
+        self
+    }
+
+    pub fn with_verbose(&mut self, verbose: bool) -> &mut Self {
+        self.verbose = verbose;
+        self
+    }
+
+    pub fn set_profile(&mut self, profile: String) -> &mut Self {
+        self.custom_profile = Some(profile);
+        self
+    }
+
+    pub fn set_features(&mut self, features: Vec<String>) -> &mut Self {
+        self.features = Some(features);
+        self
+    }
+}