use anyhow::{Context, Result, anyhow, bail};use async_compression::futures::bufread::GzipDecoder;use async_tar::Archive;use async_trait::async_trait;use collections::HashMap;use futures::StreamExt;use gpui::{App, AsyncApp};use http_client::github::{GitHubLspBinaryVersion, latest_github_release};use language::{LanguageRegistry, LanguageToolchainStore, LspAdapter, LspAdapterDelegate};use lsp::{LanguageServerBinary, LanguageServerName};use node_runtime::NodeRuntime;use project::{ContextProviderWithTasks, Fs, lsp_store::language_server_settings};use serde_json::{Value, json};use settings::{KeymapFile, SettingsJsonSchemaParams, SettingsStore};use smol::{    fs::{self},    io::BufReader,    lock::RwLock,};use std::{    any::Any,    env::consts,    ffi::OsString,    path::{Path, PathBuf},    str::FromStr,    sync::Arc,};use task::{TaskTemplate, TaskTemplates, VariableName};use util::{ResultExt, fs::remove_matching, maybe, merge_json_value_into}; const SERVER_PATH: &str =    "node_modules/vscode-langservers-extracted/bin/vscode-json-language-server"; // Origin: https://github.com/SchemaStore/schemastoreconst TSCONFIG_SCHEMA: &str = include_str!("json/schemas/tsconfig.json");const PACKAGE_JSON_SCHEMA: &str = include_str!("json/schemas/package.json"); pub(super) fn json_task_context() -> ContextProviderWithTasks {    ContextProviderWithTasks::new(TaskTemplates(vec![        TaskTemplate {            label: "package script $ZED_CUSTOM_script".to_owned(),            command: "npm --prefix $ZED_DIRNAME run".to_owned(),            args: vec![VariableName::Custom("script".into()).template_value()],            tags: vec!["package-script".into()],            ..TaskTemplate::default()        },        TaskTemplate {            label: "composer script $ZED_CUSTOM_script".to_owned(),            command: "composer -d $ZED_DIRNAME".to_owned(),            args: vec![VariableName::Custom("script".into()).template_value()],            tags: vec!["composer-script".into()],            ..TaskTemplate::default()        },    ]))} fn server_binary_arguments(server_path: &Path) -> Vec<OsString> {    vec![server_path.into(), "--stdio".into()]} pub struct JsonLspAdapter {    node: NodeRuntime,    languages: Arc<LanguageRegistry>,    workspace_config: RwLock<Option<Value>>,} impl JsonLspAdapter {    const PACKAGE_NAME: &str = "vscode-langservers-extracted";     pub fn new(node: NodeRuntime, languages: Arc<LanguageRegistry>) -> Self {        Self {            node,            languages,            workspace_config: Default::default(),        }    }     fn get_workspace_config(language_names: Vec<String>, cx: &mut App) -> Value {        let keymap_schema = KeymapFile::generate_json_schema_for_registered_actions(cx);        let font_names = &cx.text_system().all_font_names();        let settings_schema = cx.global::<SettingsStore>().json_schema(            &SettingsJsonSchemaParams {                language_names: &language_names,                font_names,            },            cx,        );        let tasks_schema = task::TaskTemplates::generate_json_schema();        let debug_schema = task::DebugTaskFile::generate_json_schema();        let snippets_schema = snippet_provider::format::VSSnippetsFile::generate_json_schema();        let tsconfig_schema = serde_json::Value::from_str(TSCONFIG_SCHEMA).unwrap();        let package_json_schema = serde_json::Value::from_str(PACKAGE_JSON_SCHEMA).unwrap();         // This can be viewed via `debug: open language server logs` -> `json-language-server` ->        // `Server Info`        serde_json::json!({            "json": {                "format": {                    "enable": true,                },                "validate":                {                    "enable": true,                },                "schemas": [                    {                        "fileMatch": ["tsconfig.json"],                        "schema":tsconfig_schema                    },                    {                        "fileMatch": ["package.json"],                        "schema":package_json_schema                    },                    {                        "fileMatch": [                            schema_file_match(paths::settings_file()),                            paths::local_settings_file_relative_path()                        ],                        "schema": settings_schema,                    },                    {                        "fileMatch": [schema_file_match(paths::keymap_file())],                        "schema": keymap_schema,                    },                    {                        "fileMatch": [                            schema_file_match(paths::tasks_file()),                            paths::local_tasks_file_relative_path()                        ],                        "schema": tasks_schema,                    },                    {                        "fileMatch": [                            schema_file_match(                                paths::snippets_dir()                                    .join("*.json")                                    .as_path()                            )                        ],                        "schema": snippets_schema,                    },                    {                        "fileMatch": [                            schema_file_match(paths::debug_tasks_file()),                            paths::local_debug_file_relative_path()                        ],                        "schema": debug_schema,                     },                ]            }        })    }     async fn get_or_init_workspace_config(&self, cx: &mut AsyncApp) -> Result<Value> {        {            let reader = self.workspace_config.read().await;            if let Some(config) = reader.as_ref() {                return Ok(config.clone());            }        }        let mut writer = self.workspace_config.write().await;        let config =            cx.update(|cx| Self::get_workspace_config(self.languages.language_names(), cx))?;        writer.replace(config.clone());        return Ok(config);    }} #[async_trait(?Send)]impl LspAdapter for JsonLspAdapter {    fn name(&self) -> LanguageServerName {        LanguageServerName("json-language-server".into())    }     async fn check_if_user_installed(        &self,        delegate: &dyn LspAdapterDelegate,        _: Arc<dyn LanguageToolchainStore>,        _: &AsyncApp,    ) -> Option<LanguageServerBinary> {        let path = delegate            .which("vscode-json-language-server".as_ref())            .await?;        let env = delegate.shell_env().await;         Some(LanguageServerBinary {            path,            env: Some(env),            arguments: vec!["--stdio".into()],        })    }     async fn fetch_latest_server_version(        &self,        _: &dyn LspAdapterDelegate,    ) -> Result<Box<dyn 'static + Send + Any>> {        Ok(Box::new(            self.node                .npm_package_latest_version(Self::PACKAGE_NAME)                .await?,        ) as Box<_>)    }     async fn check_if_version_installed(        &self,        version: &(dyn 'static + Send + Any),        container_dir: &PathBuf,        _: &dyn LspAdapterDelegate,    ) -> Option<LanguageServerBinary> {        let version = version.downcast_ref::<String>().unwrap();        let server_path = container_dir.join(SERVER_PATH);         let should_install_language_server = self            .node            .should_install_npm_package(Self::PACKAGE_NAME, &server_path, &container_dir, &version)            .await;         if should_install_language_server {            None        } else {            Some(LanguageServerBinary {                path: self.node.binary_path().await.ok()?,                env: None,                arguments: server_binary_arguments(&server_path),            })        }    }     async fn fetch_server_binary(        &self,        latest_version: Box<dyn 'static + Send + Any>,        container_dir: PathBuf,        _: &dyn LspAdapterDelegate,    ) -> Result<LanguageServerBinary> {        let latest_version = latest_version.downcast::<String>().unwrap();        let server_path = container_dir.join(SERVER_PATH);         self.node            .npm_install_packages(                &container_dir,                &[(Self::PACKAGE_NAME, latest_version.as_str())],            )            .await?;         Ok(LanguageServerBinary {            path: self.node.binary_path().await?,            env: None,            arguments: server_binary_arguments(&server_path),        })    }     async fn cached_server_binary(        &self,        container_dir: PathBuf,        _: &dyn LspAdapterDelegate,    ) -> Option<LanguageServerBinary> {        get_cached_server_binary(container_dir, &self.node).await    }     async fn initialization_options(        self: Arc<Self>,        _: &dyn Fs,        _: &Arc<dyn LspAdapterDelegate>,    ) -> Result<Option<serde_json::Value>> {        Ok(Some(json!({            "provideFormatter": true        })))    }     async fn workspace_configuration(        self: Arc<Self>,        _: &dyn Fs,        delegate: &Arc<dyn LspAdapterDelegate>,        _: Arc<dyn LanguageToolchainStore>,        cx: &mut AsyncApp,    ) -> Result<Value> {        let mut config = self.get_or_init_workspace_config(cx).await?;         let project_options = cx.update(|cx| {            language_server_settings(delegate.as_ref(), &self.name(), cx)                .and_then(|s| s.settings.clone())        })?;         if let Some(override_options) = project_options {            merge_json_value_into(override_options, &mut config);        }         Ok(config)    }     fn language_ids(&self) -> HashMap<String, String> {        [            ("JSON".into(), "json".into()),            ("JSONC".into(), "jsonc".into()),        ]        .into_iter()        .collect()    }     fn is_primary_zed_json_schema_adapter(&self) -> bool {        true    }     async fn clear_zed_json_schema_cache(&self) {        self.workspace_config.write().await.take();    }} async fn get_cached_server_binary(    container_dir: PathBuf,    node: &NodeRuntime,) -> Option<LanguageServerBinary> {    maybe!(async {        let mut last_version_dir = None;        let mut entries = fs::read_dir(&container_dir).await?;        while let Some(entry) = entries.next().await {            let entry = entry?;            if entry.file_type().await?.is_dir() {                last_version_dir = Some(entry.path());            }        }         let last_version_dir = last_version_dir.ok_or_else(|| anyhow!("no cached binary"))?;        let server_path = last_version_dir.join(SERVER_PATH);        if server_path.exists() {            Ok(LanguageServerBinary {                path: node.binary_path().await?,                env: None,                arguments: server_binary_arguments(&server_path),            })        } else {            Err(anyhow!(                "missing executable in directory {:?}",                last_version_dir            ))        }    })    .await    .log_err()} #[inline]fn schema_file_match(path: &Path) -> String {    path.strip_prefix(path.parent().unwrap().parent().unwrap())        .unwrap()        .display()        .to_string()        .replace('\\', "/")} pub struct NodeVersionAdapter; impl NodeVersionAdapter {    const SERVER_NAME: LanguageServerName =        LanguageServerName::new_static("package-version-server");} #[async_trait(?Send)]impl LspAdapter for NodeVersionAdapter {    fn name(&self) -> LanguageServerName {        Self::SERVER_NAME.clone()    }     async fn fetch_latest_server_version(        &self,        delegate: &dyn LspAdapterDelegate,    ) -> Result<Box<dyn 'static + Send + Any>> {        let release = latest_github_release(            "zed-industries/package-version-server",            true,            false,            delegate.http_client(),        )        .await?;        let os = match consts::OS {            "macos" => "apple-darwin",            "linux" => "unknown-linux-gnu",            "windows" => "pc-windows-msvc",            other => bail!("Running on unsupported os: {other}"),        };        let suffix = if consts::OS == "windows" {            ".zip"        } else {            ".tar.gz"        };        let asset_name = format!("{}-{}-{os}{suffix}", Self::SERVER_NAME, consts::ARCH);        let asset = release            .assets            .iter()            .find(|asset| asset.name == asset_name)            .with_context(|| format!("no asset found matching `{asset_name:?}`"))?;        Ok(Box::new(GitHubLspBinaryVersion {            name: release.tag_name,            url: asset.browser_download_url.clone(),        }))    }     async fn check_if_user_installed(        &self,        delegate: &dyn LspAdapterDelegate,        _: Arc<dyn LanguageToolchainStore>,        _: &AsyncApp,    ) -> Option<LanguageServerBinary> {        let path = delegate.which(Self::SERVER_NAME.as_ref()).await?;        Some(LanguageServerBinary {            path,            env: None,            arguments: Default::default(),        })    }     async fn fetch_server_binary(        &self,        latest_version: Box<dyn 'static + Send + Any>,        container_dir: PathBuf,        delegate: &dyn LspAdapterDelegate,    ) -> Result<LanguageServerBinary> {        let version = latest_version.downcast::<GitHubLspBinaryVersion>().unwrap();        let destination_path = container_dir.join(format!(            "{}-{}{}",            Self::SERVER_NAME,            version.name,            std::env::consts::EXE_SUFFIX        ));        let destination_container_path =            container_dir.join(format!("{}-{}-tmp", Self::SERVER_NAME, version.name));        if fs::metadata(&destination_path).await.is_err() {            let mut response = delegate                .http_client()                .get(&version.url, Default::default(), true)                .await                .map_err(|err| anyhow!("error downloading release: {}", err))?;            if version.url.ends_with(".zip") {                node_runtime::extract_zip(                    &destination_container_path,                    BufReader::new(response.body_mut()),                )                .await?;            } else if version.url.ends_with(".tar.gz") {                let decompressed_bytes = GzipDecoder::new(BufReader::new(response.body_mut()));                let archive = Archive::new(decompressed_bytes);                archive.unpack(&destination_container_path).await?;            }             fs::copy(                destination_container_path.join(format!(                    "{}{}",                    Self::SERVER_NAME,                    std::env::consts::EXE_SUFFIX                )),                &destination_path,            )            .await?;            // todo("windows")            #[cfg(not(windows))]            {                fs::set_permissions(                    &destination_path,                    <fs::Permissions as fs::unix::PermissionsExt>::from_mode(0o755),                )                .await?;            }            remove_matching(&container_dir, |entry| entry != destination_path).await;        }        Ok(LanguageServerBinary {            path: destination_path,            env: None,            arguments: Default::default(),        })    }     async fn cached_server_binary(        &self,        container_dir: PathBuf,        _delegate: &dyn LspAdapterDelegate,    ) -> Option<LanguageServerBinary> {        get_cached_version_server_binary(container_dir).await    }} async fn get_cached_version_server_binary(container_dir: PathBuf) -> Option<LanguageServerBinary> {    maybe!(async {        let mut last = None;        let mut entries = fs::read_dir(&container_dir).await?;        while let Some(entry) = entries.next().await {            last = Some(entry?.path());        }         anyhow::Ok(LanguageServerBinary {            path: last.ok_or_else(|| anyhow!("no cached binary"))?,            env: None,            arguments: Default::default(),        })    })    .await    .log_err()}