feat(category): add possibilty to setup custom inbox category

crates/rustmail/src/api/handler/categories/categories.rs

@@ -0,0 +1,255 @@
+use crate::db::operations::ticket_categories::CATEGORY_BUTTON_HARD_LIMIT;
+use crate::db::operations::{
+    count_enabled_categories, create_category, delete_category, get_category_by_id,
+    get_category_by_name, get_category_settings, list_all_categories, update_category,
+    update_category_settings,
+};
+use crate::db::repr::{TicketCategory, TicketCategorySettings};
+use crate::prelude::types::*;
+use axum::Json;
+use axum::extract::{Path, State};
+use axum::http::StatusCode;
+use serde::{Deserialize, Serialize};
+use sqlx::SqlitePool;
+use std::sync::Arc;
+use tokio::sync::Mutex;
+
+async fn pool(bot_state: &Arc<Mutex<BotState>>) -> Result<SqlitePool, (StatusCode, String)> {
+    let state_lock = bot_state.lock().await;
+    match &state_lock.db_pool {
+        Some(p) => Ok(p.clone()),
+        None => Err((
+            StatusCode::INTERNAL_SERVER_ERROR,
+            "Database not initialized".to_string(),
+        )),
+    }
+}
+
+fn internal(e: impl ToString) -> (StatusCode, String) {
+    (StatusCode::INTERNAL_SERVER_ERROR, e.to_string())
+}
+
+#[derive(Serialize, Deserialize)]
+pub struct CategoryDto {
+    pub id: String,
+    pub name: String,
+    pub description: Option<String>,
+    pub emoji: Option<String>,
+    pub discord_category_id: String,
+    pub position: i64,
+    pub enabled: bool,
+    pub created_at: i64,
+    pub updated_at: i64,
+}
+
+impl From<TicketCategory> for CategoryDto {
+    fn from(c: TicketCategory) -> Self {
+        Self {
+            id: c.id,
+            name: c.name,
+            description: c.description,
+            emoji: c.emoji,
+            discord_category_id: c.discord_category_id,
+            position: c.position,
+            enabled: c.enabled,
+            created_at: c.created_at,
+            updated_at: c.updated_at,
+        }
+    }
+}
+
+pub async fn list_categories_handler(
+    State(bot_state): State<Arc<Mutex<BotState>>>,
+) -> Result<Json<Vec<CategoryDto>>, (StatusCode, String)> {
+    let p = pool(&bot_state).await?;
+    let cats = list_all_categories(&p).await.map_err(internal)?;
+    Ok(Json(cats.into_iter().map(CategoryDto::from).collect()))
+}
+
+#[derive(Deserialize)]
+pub struct CreateCategoryRequest {
+    pub name: String,
+    pub description: Option<String>,
+    pub emoji: Option<String>,
+    pub discord_category_id: String,
+}
+
+pub async fn create_category_handler(
+    State(bot_state): State<Arc<Mutex<BotState>>>,
+    Json(req): Json<CreateCategoryRequest>,
+) -> Result<Json<CategoryDto>, (StatusCode, String)> {
+    let name = req.name.trim();
+    if name.is_empty() {
+        return Err((StatusCode::BAD_REQUEST, "Name required".to_string()));
+    }
+    if req.discord_category_id.parse::<u64>().is_err() {
+        return Err((
+            StatusCode::BAD_REQUEST,
+            "Invalid discord_category_id".to_string(),
+        ));
+    }
+    let p = pool(&bot_state).await?;
+
+    let enabled_count = count_enabled_categories(&p).await.map_err(internal)?;
+    if enabled_count as usize >= CATEGORY_BUTTON_HARD_LIMIT {
+        return Err((
+            StatusCode::BAD_REQUEST,
+            format!("Maximum {} enabled categories", CATEGORY_BUTTON_HARD_LIMIT),
+        ));
+    }
+
+    if get_category_by_name(name, &p)
+        .await
+        .map_err(internal)?
+        .is_some()
+    {
+        return Err((
+            StatusCode::CONFLICT,
+            "Category with this name already exists".to_string(),
+        ));
+    }
+
+    let created = create_category(
+        name,
+        req.description.as_deref(),
+        req.emoji.as_deref(),
+        &req.discord_category_id,
+        &p,
+    )
+    .await
+    .map_err(internal)?;
+    Ok(Json(created.into()))
+}
+
+#[derive(Deserialize)]
+pub struct UpdateCategoryRequest {
+    pub name: Option<String>,
+    pub description: Option<Option<String>>,
+    pub emoji: Option<Option<String>>,
+    pub discord_category_id: Option<String>,
+    pub position: Option<i64>,
+    pub enabled: Option<bool>,
+}
+
+pub async fn update_category_handler(
+    State(bot_state): State<Arc<Mutex<BotState>>>,
+    Path(id): Path<String>,
+    Json(req): Json<UpdateCategoryRequest>,
+) -> Result<Json<CategoryDto>, (StatusCode, String)> {
+    let p = pool(&bot_state).await?;
+
+    let existing = get_category_by_id(&id, &p)
+        .await
+        .map_err(internal)?
+        .ok_or((StatusCode::NOT_FOUND, "Category not found".to_string()))?;
+
+    let trimmed_name = req.name.as_deref().map(str::trim);
+    if let Some(name) = trimmed_name {
+        if name.is_empty() {
+            return Err((StatusCode::BAD_REQUEST, "Name required".to_string()));
+        }
+
+        if let Some(conflict) = get_category_by_name(name, &p).await.map_err(internal)? {
+            if conflict.id != existing.id {
+                return Err((
+                    StatusCode::CONFLICT,
+                    "Category with this name already exists".to_string(),
+                ));
+            }
+        }
+    }
+
+    if let Some(true) = req.enabled {
+        if !existing.enabled {
+            let enabled_count = count_enabled_categories(&p).await.map_err(internal)?;
+            if enabled_count as usize >= CATEGORY_BUTTON_HARD_LIMIT {
+                return Err((
+                    StatusCode::BAD_REQUEST,
+                    format!("Maximum {} enabled categories", CATEGORY_BUTTON_HARD_LIMIT),
+                ));
+            }
+        }
+    }
+
+    if let Some(ref did) = req.discord_category_id {
+        if did.parse::<u64>().is_err() {
+            return Err((
+                StatusCode::BAD_REQUEST,
+                "Invalid discord_category_id".to_string(),
+            ));
+        }
+    }
+
+    update_category(
+        &id,
+        trimmed_name,
+        req.description.as_ref().map(|o| o.as_deref()),
+        req.emoji.as_ref().map(|o| o.as_deref()),
+        req.discord_category_id.as_deref(),
+        req.position,
+        req.enabled,
+        &p,
+    )
+    .await
+    .map_err(internal)?;
+
+    let updated = get_category_by_id(&id, &p)
+        .await
+        .map_err(internal)?
+        .ok_or((StatusCode::NOT_FOUND, "Category not found".to_string()))?;
+    Ok(Json(updated.into()))
+}
+
+pub async fn delete_category_handler(
+    State(bot_state): State<Arc<Mutex<BotState>>>,
+    Path(id): Path<String>,
+) -> Result<StatusCode, (StatusCode, String)> {
+    let p = pool(&bot_state).await?;
+    let existed = delete_category(&id, &p).await.map_err(internal)?;
+    if existed {
+        Ok(StatusCode::NO_CONTENT)
+    } else {
+        Err((StatusCode::NOT_FOUND, "Category not found".to_string()))
+    }
+}
+
+#[derive(Serialize, Deserialize)]
+pub struct CategorySettingsDto {
+    pub enabled: bool,
+    pub selection_timeout_s: i64,
+}
+
+impl From<TicketCategorySettings> for CategorySettingsDto {
+    fn from(s: TicketCategorySettings) -> Self {
+        Self {
+            enabled: s.enabled,
+            selection_timeout_s: s.selection_timeout_s,
+        }
+    }
+}
+
+pub async fn get_category_settings_handler(
+    State(bot_state): State<Arc<Mutex<BotState>>>,
+) -> Result<Json<CategorySettingsDto>, (StatusCode, String)> {
+    let p = pool(&bot_state).await?;
+    let s = get_category_settings(&p).await.map_err(internal)?;
+    Ok(Json(s.into()))
+}
+
+pub async fn update_category_settings_handler(
+    State(bot_state): State<Arc<Mutex<BotState>>>,
+    Json(req): Json<CategorySettingsDto>,
+) -> Result<Json<CategorySettingsDto>, (StatusCode, String)> {
+    if req.selection_timeout_s < 30 {
+        return Err((
+            StatusCode::BAD_REQUEST,
+            "selection_timeout_s must be >= 30".to_string(),
+        ));
+    }
+    let p = pool(&bot_state).await?;
+    update_category_settings(req.enabled, req.selection_timeout_s, &p)
+        .await
+        .map_err(internal)?;
+    let s = get_category_settings(&p).await.map_err(internal)?;
+    Ok(Json(s.into()))
+}

crates/rustmail/src/api/handler/categories/mod.rs

@@ -0,0 +1,3 @@
+mod categories;
+
+pub use categories::*;

crates/rustmail/src/api/handler/mod.rs

@@ -2,6 +2,7 @@ pub mod admin;
 pub mod apikeys;
 pub mod auth;
 pub mod bot;
+pub mod categories;
 pub mod externals;
 pub mod panel;
 pub mod user;
@@ -10,6 +11,7 @@ pub use admin::*;
 pub use apikeys::*;
 pub use auth::*;
 pub use bot::*;
+pub use categories::*;
 pub use externals::*;
 pub use panel::*;
 pub use user::*;

crates/rustmail/src/api/router.rs

@@ -7,6 +7,7 @@ use tokio::sync::Mutex;
 pub fn create_api_router(bot_state: Arc<Mutex<BotState>>) -> Router {
     let admin_router = create_admin_router(bot_state.clone());
     let apikeys_router = create_apikeys_router(bot_state.clone());
+    let categories_router = create_categories_router(bot_state.clone());
     let bot_router = create_bot_router(bot_state.clone());
     let auth_router = create_auth_router();
     let panel_router = create_panel_router(bot_state.clone());
@@ -16,6 +17,7 @@ pub fn create_api_router(bot_state: Arc<Mutex<BotState>>) -> Router {
     let app = Router::new()
         .nest("/api/admin", admin_router)
         .nest("/api/apikeys", apikeys_router)
+        .nest("/api/categories", categories_router)
         .nest("/api/bot", bot_router)
         .nest("/api/auth", auth_router)
         .nest("/api/panel", panel_router)

crates/rustmail/src/api/routes/categories.rs

@@ -0,0 +1,27 @@
+use crate::prelude::api::*;
+use crate::prelude::types::*;
+use axum::Router;
+use axum::routing::{delete, get, patch, post, put};
+use rustmail_types::api::panel_permissions::PanelPermission;
+use std::sync::Arc;
+use tokio::sync::Mutex;
+
+pub fn create_categories_router(bot_state: Arc<Mutex<BotState>>) -> Router<Arc<Mutex<BotState>>> {
+    Router::new()
+        .route("/", get(list_categories_handler))
+        .route("/", post(create_category_handler))
+        .route("/{id}", patch(update_category_handler))
+        .route("/{id}", delete(delete_category_handler))
+        .route("/settings", get(get_category_settings_handler))
+        .route("/settings", put(update_category_settings_handler))
+        .layer(axum::middleware::from_fn_with_state(
+            bot_state.clone(),
+            move |state, jar, req, next| {
+                require_panel_permission(state, jar, req, next, PanelPermission::ManageCategories)
+            },
+        ))
+        .layer(axum::middleware::from_fn_with_state(
+            bot_state,
+            auth_middleware,
+        ))
+}

crates/rustmail/src/api/routes/mod.rs

@@ -2,6 +2,7 @@ pub mod admin;
 pub mod apikeys;
 pub mod auth;
 pub mod bot;
+pub mod categories;
 pub mod externals;
 pub mod panel;
 pub mod user;
@@ -10,6 +11,7 @@ pub use admin::*;
 pub use apikeys::*;
 pub use auth::*;
 pub use bot::*;
+pub use categories::*;
 pub use externals::*;
 pub use panel::*;
 pub use user::*;

crates/rustmail/src/api/utils/panel_permissions.rs

@@ -72,6 +72,7 @@ pub async fn get_user_panel_permissions(
             PanelPermission::ManageTickets,
             PanelPermission::ManageApiKeys,
             PanelPermission::ManagePermissions,
+            PanelPermission::ManageCategories,
         ];
         cache.insert(user_id.to_string(), permissions.clone()).await;
         return permissions;
@@ -85,6 +86,7 @@ pub async fn get_user_panel_permissions(
             PanelPermission::ManageTickets,
             PanelPermission::ManageApiKeys,
             PanelPermission::ManagePermissions,
+            PanelPermission::ManageCategories,
         ];
     }
 

crates/rustmail/src/bot.rs

@@ -147,6 +147,7 @@ pub async fn run_bot(
     registry.register_command(PingCommand);
     registry.register_command(SnippetCommand);
     registry.register_command(StatusCommand);
+    registry.register_command(CategoryCommand);
 
     let registry = Arc::new(registry);
 

crates/rustmail/src/commands/category/mod.rs

@@ -0,0 +1,5 @@
+pub mod slash_command;
+pub mod text_command;
+
+pub use slash_command::*;
+pub use text_command::*;