Macro config routes & UI

core/bindings/GetConfigResponse.ts

@@ -0,0 +1,5 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+import type { ErrorKind } from "./ErrorKind";
+import type { SettingManifest } from "./SettingManifest";
+
+export interface GetConfigResponse { config: Record<string, SettingManifest>, message: string | null, error: ErrorKind | null, }

core/src/handlers/instance_macro.rs

@@ -1,11 +1,14 @@
 use axum::{
     extract::Path,
-    routing::{get, put},
+    routing::{get, put, post},
     Json, Router,
 };
 
 use axum_auth::AuthBearer;
 use color_eyre::eyre::eyre;
+use indexmap::IndexMap;
+use serde::{Deserialize, Serialize};
+use ts_rs::TS;
 
 use crate::{
     auth::user::UserAction,
@@ -16,6 +19,15 @@ use crate::{
     types::InstanceUuid,
     AppState,
 };
+use crate::traits::t_configurable::manifest::SettingManifest;
+
+#[derive(Debug, Clone, Serialize, Deserialize, TS)]
+#[ts(export)]
+pub struct GetConfigResponse {
+    pub config: IndexMap<String, SettingManifest>,
+    pub  message: Option<String>,
+    pub error: Option<ErrorKind>,
+}
 
 pub async fn get_instance_task_list(
     axum::extract::State(state): axum::extract::State<AppState>,
@@ -74,17 +86,33 @@ pub async fn run_macro(
         kind: ErrorKind::NotFound,
         source: eyre!("Instance not found"),
     })?;
-    instance
-        .run_macro(
-            &macro_name,
-            args,
-            CausedBy::User {
-                user_id: requester.uid,
-                user_name: requester.username,
-            },
-        )
-        .await?;
-    Ok(Json(()))
+
+    if let Ok(valid_config) = instance.validate_local_config(&macro_name, None).await {
+        let valid_config = if valid_config.is_empty() {
+            None
+        } else {
+            Some(valid_config)
+        };
+
+        instance
+            .run_macro(
+                &macro_name,
+                args,
+                valid_config,
+                CausedBy::User {
+                    user_id: requester.uid,
+                    user_name: requester.username,
+                },
+            )
+            .await?;
+
+        Ok(Json(()))
+    } else {
+        Err(Error {
+            kind: ErrorKind::Internal,
+            source: eyre!("Config error"),
+        })
+    }
 }
 
 pub async fn kill_macro(
@@ -102,11 +130,66 @@ pub async fn kill_macro(
     Ok(Json(()))
 }
 
+pub async fn get_macro_configs(
+    Path((uuid, macro_name)): Path<(InstanceUuid, String)>,
+    axum::extract::State(state): axum::extract::State<AppState>,
+    AuthBearer(token): AuthBearer,
+) -> Result<Json<GetConfigResponse>, Error> {
+    let requester = state.users_manager.read().await.try_auth_or_err(&token)?;
+    requester.try_action(&UserAction::AccessMacro(Some(uuid.clone())))?;
+
+    let instance = state.instances.get(&uuid).ok_or_else(|| Error {
+        kind: ErrorKind::NotFound,
+        source: eyre!("Instance not found"),
+    })?;
+
+    let mut config = instance.get_macro_config(&macro_name).await?;
+
+    match instance.validate_local_config(&macro_name, Some(&config)).await {
+        Ok(local_value) => {
+            local_value.iter().for_each(|(setting_id, local_cache)| {
+                config[setting_id].set_optional_value(local_cache.get_value().clone()).unwrap();
+            });
+            Ok(Json(GetConfigResponse{ config, message: None, error: None }))
+        },
+        Err(e) => {
+            match e.kind {
+                ErrorKind::NotFound => {
+                    Ok(Json(GetConfigResponse { config, message: Some("Local config cache not found".to_string()), error: Some(ErrorKind::NotFound) }))
+                },
+                _ => {
+                    Ok(Json(GetConfigResponse { config, message: Some("There is a mismatch between a config type and its locally-stored value".to_string()), error: Some(ErrorKind::Internal) }))
+                }
+            }
+        },
+    }
+}
+
+pub async fn store_config_to_local(
+    Path((uuid, macro_name)): Path<(InstanceUuid, String)>,
+    axum::extract::State(state): axum::extract::State<AppState>,
+    AuthBearer(token): AuthBearer,
+    Json(config_to_store): Json<IndexMap<String, SettingManifest>>,
+) -> Result<(), Error> {
+    let requester = state.users_manager.read().await.try_auth_or_err(&token)?;
+    requester.try_action(&UserAction::AccessMacro(Some(uuid.clone())))?;
+
+    let instance = state.instances.get(&uuid).ok_or_else(|| Error {
+        kind: ErrorKind::NotFound,
+        source: eyre!("Instance not found"),
+    })?;
+
+    instance.store_macro_config_to_local(&macro_name, &config_to_store).await?;
+    Ok(())
+}
+
 pub fn get_instance_macro_routes(state: AppState) -> Router {
     Router::new()
         .route("/instance/:uuid/macro/run/:macro_name", put(run_macro))
         .route("/instance/:uuid/macro/kill/:pid", put(kill_macro))
         .route("/instance/:uuid/macro/list", get(get_instance_macro_list))
+        .route("/instance/:uuid/macro/config/get/:macro_name", get(get_macro_configs))
+        .route("/instance/:uuid/macro/config/store/:macro_name", post(store_config_to_local))
         .route("/instance/:uuid/task/list", get(get_instance_task_list))
         .route(
             "/instance/:uuid/history/list",

core/src/implementations/generic/macro.rs

@@ -2,10 +2,12 @@ use std::rc::Rc;
 
 use async_trait::async_trait;
 use color_eyre::eyre::eyre;
+use indexmap::IndexMap;
 
 use crate::error::{Error, ErrorKind};
 use crate::events::CausedBy;
 use crate::macro_executor::{self, WorkerOptionGenerator};
+use crate::traits::t_configurable::manifest::SettingLocalCache;
 use crate::traits::t_macro::{HistoryEntry, MacroEntry, TMacro, TaskEntry};
 
 use super::bridge::procedure_call::{
@@ -67,6 +69,7 @@ impl TMacro for GenericInstance {
         &self,
         _name: &str,
         _args: Vec<String>,
+        _configs: Option<IndexMap<String, SettingLocalCache>>,
         _caused_by: CausedBy,
     ) -> Result<TaskEntry, Error> {
         Err(Error {

core/src/implementations/generic/mod.rs

@@ -136,6 +136,7 @@ impl GenericInstance {
                 CausedBy::System,
                 Box::new(GenericMainWorkerGenerator::new(procedure_bridge.clone())),
                 None,
+                None,
                 Some(dot_lodestone_config.uuid().clone()),
             )
             .await?;
@@ -180,6 +181,7 @@ impl GenericInstance {
                 CausedBy::System,
                 Box::new(GenericMainWorkerGenerator::new(procedure_bridge.clone())),
                 None,
+                None,
                 Some(dot_lodestone_config.uuid().clone()),
             )
             .await?;
@@ -240,6 +242,7 @@ impl GenericInstance {
                 }),
                 None,
                 None,
+                None,
             )
             .await?;
 

core/src/implementations/minecraft/macro.rs

@@ -2,13 +2,21 @@ use std::path::{Path, PathBuf};
 
 use async_trait::async_trait;
 use color_eyre::eyre::{eyre, Context};
+use indexmap::IndexMap;
 
 use crate::{
     error::Error,
     events::CausedBy,
     macro_executor::{DefaultWorkerOptionGenerator, MacroPID, SpawnResult},
     traits::t_macro::{HistoryEntry, MacroEntry, TMacro, TaskEntry},
 };
+use crate::error::ErrorKind;
+use crate::macro_executor::MacroExecutor;
+use crate::traits::t_configurable::manifest::{
+    SettingLocalCache,
+    SettingManifest,
+    ConfigurableValue,
+};
 
 use super::MinecraftInstance;
 
@@ -111,18 +119,51 @@ impl TMacro for MinecraftInstance {
         &self,
         name: &str,
         args: Vec<String>,
+        configs: Option<IndexMap<String, SettingLocalCache>>,
         caused_by: CausedBy,
     ) -> Result<TaskEntry, Error> {
         let path_to_macro = resolve_macro_invocation(&self.path_to_macros, name)
             .ok_or_else(|| eyre!("Failed to resolve macro invocation for {}", name))?;
 
+        // compose config injection code
+        let config_code = match configs {
+            Some(config_map) => {
+                let tokens: Vec<_> = config_map.get_index(0).unwrap().1.get_identifier().split('|').collect();
+                let config_var_name = tokens[0];
+                let mut code_string = format!("let {config_var_name} = {{\r\n");
+
+                for (var_name, meta) in config_map {
+                    let value_code = match meta.get_value() {
+                        Some(val) => match val {
+                            ConfigurableValue::String(str_val) => format!("\'{str_val}\'"),
+                            ConfigurableValue::Enum(str_val) => format!("\'{str_val}\'"),
+                            ConfigurableValue::Boolean(b_val) => b_val.to_string(),
+                            ConfigurableValue::Float(num) => num.to_string(),
+                            _ => return Err(Error{
+                                kind: ErrorKind::Internal,
+                                source: eyre!("Unsupported config data type"),
+                            }),
+                        },
+                        None => "undefined".to_string(),
+                    };
+                    code_string.push_str(&format!("  {var_name}: {value_code},\r\n"))
+                }
+
+                code_string.push_str("};\r\n");
+
+                Some(code_string)
+            },
+            None => None,
+        };
+
         let SpawnResult { macro_pid: pid, .. } = self
             .macro_executor
             .spawn(
                 path_to_macro,
                 args,
                 caused_by,
                 Box::new(DefaultWorkerOptionGenerator),
+                config_code,
                 None,
                 Some(self.uuid.clone()),
             )
@@ -148,4 +189,81 @@ impl TMacro for MinecraftInstance {
         self.macro_executor.abort_macro(pid)?;
         Ok(())
     }
+
+    async fn get_macro_config(&self, name: &str) -> Result<IndexMap<String, SettingManifest>, Error> {
+        let path_to_macro = resolve_macro_invocation(&self.path_to_macros, name)
+            .ok_or_else(|| eyre!("Failed to resolve macro invocation for {}", name))?;
+        MacroExecutor::get_config_manifest(&path_to_macro).await
+    }
+
+    async fn store_macro_config_to_local(
+        &self,
+        name: &str,
+        config_to_store: &IndexMap<String, SettingManifest>,
+    ) -> Result<(), Error> {
+        let mut local_configs: IndexMap<String, SettingLocalCache> = IndexMap::new();
+        config_to_store.iter().for_each(|(var_name, config)| {
+           local_configs.insert(var_name.clone(), SettingLocalCache::from(config));
+        });
+
+        let config_file_path = self.path_to_macros.join(name).join(format!("{name}_config")).with_extension("json");
+        std::fs::write(
+            config_file_path,
+            serde_json::to_string_pretty(&local_configs).unwrap(),
+        ).context("failed to create the config file")?;
+
+        Ok(())
+    }
+
+    async fn validate_local_config(
+        &self,
+        name: &str,
+        config_to_validate: Option<&IndexMap<String, SettingManifest>>,
+    ) -> Result<IndexMap<String, SettingLocalCache>, Error> {
+        let path_to_macro = resolve_macro_invocation(&self.path_to_macros, name)
+            .ok_or_else(|| eyre!("Failed to resolve macro invocation for {}", name))?;
+
+        let is_config_needed = match config_to_validate {
+            None => std::fs::read_to_string(path_to_macro).context("failed to read macro file")?.contains("LodestoneConfig"),
+            Some(_) => true,
+        };
+
+        // if the macro does not need a config, pass the validation ("vacuously true")
+        if !is_config_needed {
+            return Ok(IndexMap::new());
+        }
+
+        let config_file_path = self.path_to_macros.join(name).join(format!("{name}_config")).with_extension("json");
+        match std::fs::read_to_string(config_file_path) {
+            Ok(config_string) => {
+                let local_configs: IndexMap<String, SettingLocalCache> = serde_json::from_str(&config_string)
+                    .context("failed to parse local config cache")?;
+
+                let configs = match config_to_validate {
+                    Some(config) => config.clone(),
+                    None => self.get_macro_config(name).await?,
+                };
+
+                let validation_result = local_configs.iter().fold(true, |partial_result, (setting_id, local_cache)| {
+                    if !partial_result {
+                        return false;
+                    }
+                    local_cache.validate_type(configs.get(setting_id))
+                });
+
+                if !validation_result {
+                    return Err(Error {
+                        kind: ErrorKind::Internal,
+                        source: eyre!("There is a mismatch between a config type and its locally-stored value"),
+                    });
+                }
+
+                Ok(local_configs)
+            },
+            Err(_) => Err(Error {
+                kind: ErrorKind::NotFound,
+                source: eyre!("Local config cache is not found"),
+            }),
+        }
+    }
 }

core/src/implementations/minecraft/server.rs

@@ -64,6 +64,7 @@ impl TServer for MinecraftInstance {
                     CausedBy::System,
                     Box::new(DefaultWorkerOptionGenerator),
                     None,
+                    None,
                     Some(self.uuid.clone()),
                 )
                 .await;