Unlucky Launcher v0.0.1-alpha
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Rust 原生单文件 Minecraft 启动器:CLI 完整可用(install/launch/accounts/java/diagnose/agent),
MCP server 接入外部 Agent 工具,GUI 开发中。
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AskaEth committed 2026-10-31 21:54:10 +08:00
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//! UI 状态与 reducer:Slint 只负责渲染,所有状态变更都汇聚到 [`AppState::apply`]。
//!
//! 数据流向:mock/host 后端 → [`crate::dto::AppEvent`] 队列 → `apply` → 状态字段 → Slint 属性。
//! 偏好项在 [`crate::prefs`] 里登记了持久化键名,core::setting 的 schema 落地后按这些键读写。
use crate::dialogs::DialogQueue;
use crate::dto::{
AgentEvent, AppEvent, ChatMessage, ChatRole, CoreEvent, DiagnosisReport, InstanceRuntime,
InstanceSummary, LogLine, LogSession, Progress, ToolCallView, VersionSummary,
};
use crate::prefs::UiPrefs;
use crate::router::{AiPanelMode, Route, Router};
use crate::toast::ToastCenter;
/// AI 会话状态(右侧栏与独立页共享同一份,切换不丢)。
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct AiSession {
/// 会话消息(user / assistant / tool / system)
pub messages: Vec<ChatMessage>,
/// 是否有流式消息在跑
pub streaming: bool,
/// YOLO 开关(跳过确认,审计照记)
pub yolo: bool,
/// 输入框草稿(切形态不丢)
pub draft: String,
/// 端点标签(显示在栏顶)
pub endpoint_label: String,
}
impl Default for AiSession {
fn default() -> Self {
Self::new()
}
}
impl AiSession {
/// 默认端点标签(P0 是本地 llama.cpp;P1 由设置页决定)。
pub fn new() -> Self {
Self {
messages: Vec::new(),
streaming: false,
yolo: false,
draft: String::new(),
endpoint_label: "llama.cpp · 本地".to_string(),
}
}
/// 流式收敛:清掉全部流式标记。
pub fn finish_stream(&mut self) {
self.streaming = false;
for message in &mut self.messages {
message.streaming = false;
}
}
}
/// 磁贴网格单元:位置由 [`grid_positions`] 算好,Slint 只消费 row/col。
#[derive(Debug, Clone, Copy, PartialEq)]
pub struct TileCell<'a> {
/// 实例数据
pub instance: &'a InstanceSummary,
/// 网格行号(0 起)
pub row: usize,
/// 网格列号(0 起)
pub col: usize,
}
/// 纯函数:把 n 个磁贴摊到 `columns` 列的网格上,返回 `(row, col)`。
///
/// 特意放在 Rust 侧:Slint DSL 里做整数除法会引入隐式浮点,且这段逻辑可以单测。
pub fn grid_positions(count: usize, columns: usize) -> Vec<(usize, usize)> {
let columns = columns.max(1);
(0..count)
.map(|index| (index / columns, index % columns))
.collect()
}
/// 应用全局状态。
#[derive(Debug)]
pub struct AppState {
/// UI 偏好(记忆项)
pub prefs: UiPrefs,
/// 导航栈
pub router: Router,
/// 实例列表快照
pub instances: Vec<InstanceSummary>,
/// 当前分类的版本列表
pub versions: Vec<VersionSummary>,
/// 日志会话列表
pub log_sessions: Vec<LogSession>,
/// 当前会话日志行
pub log_lines: Vec<LogLine>,
/// 最近一次诊断结论
pub diagnosis: Option<DiagnosisReport>,
/// 选中的日志会话
pub selected_session: Option<String>,
/// AI 会话状态
pub ai: AiSession,
/// 对话框队列(一次一条)
pub dialogs: DialogQueue,
/// Toast 中心
pub toasts: ToastCenter,
/// 实例页搜索词
pub instance_query: String,
/// 下载页「仅已装」过滤
pub installed_only: bool,
/// 下载页版本号筛选词
pub download_query: String,
}
impl Default for AppState {
fn default() -> Self {
Self::new()
}
}
impl AppState {
/// 空状态(数据由后端事件填充,P0 是 mock)。
pub fn new() -> Self {
Self {
prefs: UiPrefs::default(),
router: Router::new(),
instances: Vec::new(),
versions: Vec::new(),
log_sessions: Vec::new(),
log_lines: Vec::new(),
diagnosis: None,
selected_session: None,
ai: AiSession::new(),
dialogs: DialogQueue::new(),
toasts: ToastCenter::new(),
instance_query: String::new(),
installed_only: false,
download_query: String::new(),
}
}
/// 当前页面。
pub fn route(&self) -> &Route {
self.router.route()
}
/// 跳转(一级页替换、子页面压栈;去 AI 独立页时自动展开 AI 栏偏好)。
pub fn navigate(&mut self, route: Route) {
if route == Route::Agent {
self.prefs.ai_collapsed = false;
}
self.router.navigate(route);
}
/// 回退一层。
pub fn back(&mut self) -> bool {
self.router.back()
}
/// AI 栏当前形态(跟着路由走)。
pub fn ai_mode(&self) -> AiPanelMode {
self.router.ai_mode()
}
/// 应用一条事件(唯一状态变更入口)。
pub fn apply(&mut self, event: AppEvent) {
match event {
AppEvent::Core(core) => self.apply_core(core),
AppEvent::Agent(agent) => self.apply_agent(agent),
AppEvent::DialogRequested(request) => {
self.dialogs.push_request(request);
}
AppEvent::DialogClosed(id) => {
self.dialogs.close(id);
}
AppEvent::Toast(toast) => {
self.toasts.push_request(toast);
}
}
}
/// core 事件。
pub fn apply_core(&mut self, event: CoreEvent) {
match event {
CoreEvent::InstancesChanged(instances) => self.instances = instances,
CoreEvent::InstanceRuntimeChanged { id, runtime } => {
if let Some(instance) = self.instances.iter_mut().find(|item| item.id == id) {
instance.runtime = runtime;
}
}
CoreEvent::VersionListChanged(versions) => self.versions = versions,
CoreEvent::LogSessionsChanged(sessions) => self.log_sessions = sessions,
CoreEvent::LogLinesChanged(lines) => self.log_lines = lines,
CoreEvent::DiagnosisReady(report) => self.diagnosis = Some(report),
}
}
/// agent 事件。
pub fn apply_agent(&mut self, event: AgentEvent) {
match event {
AgentEvent::MessageAppended(message) => {
// 流式占位到达即视为「一轮回复进行中」:UI 的发送键/停止键据此切换
if message.streaming {
self.ai.streaming = true;
}
self.ai.messages.push(message);
}
AgentEvent::MessageDelta { index, delta } => {
if let Some(message) = self.ai.messages.get_mut(index) {
message.text.push_str(&delta);
}
}
AgentEvent::MessageFinished { index } => {
if let Some(message) = self.ai.messages.get_mut(index) {
message.streaming = false;
}
self.ai.streaming = false;
}
AgentEvent::ToolCallStarted { name, summary } => {
self.ai.streaming = true;
self.ai.messages.push(ChatMessage {
role: ChatRole::Tool,
text: summary.clone(),
tool: Some(ToolCallView {
name,
ok: false,
summary,
}),
streaming: true,
});
}
AgentEvent::ToolCallFinished { name, ok, summary } => {
let target =
self.ai.messages.iter_mut().rev().find(|message| {
message.tool.as_ref().is_some_and(|tool| tool.name == name)
});
if let Some(message) = target {
message.text.clone_from(&summary);
message.streaming = false;
if let Some(tool) = &mut message.tool {
tool.ok = ok;
tool.summary = summary;
}
}
}
}
}
/// 按搜索词过滤后的磁贴网格(顺序稳定 = 实例列表顺序)。
pub fn tiles(&self) -> Vec<TileCell<'_>> {
let query = self.instance_query.trim().to_lowercase();
let filtered: Vec<&InstanceSummary> = self
.instances
.iter()
.filter(|instance| query.is_empty() || instance.name.to_lowercase().contains(&query))
.collect();
let positions = grid_positions(filtered.len(), self.prefs.tile_size.columns());
filtered
.into_iter()
.zip(positions)
.map(|(instance, (row, col))| TileCell { instance, row, col })
.collect()
}
/// 运行中的实例(实例页顶部迷你状态条)。
pub fn running(&self) -> Vec<&InstanceSummary> {
self.instances
.iter()
.filter(|instance| {
matches!(
instance.runtime,
InstanceRuntime::Running { .. } | InstanceRuntime::Busy { .. }
)
})
.collect()
}
/// 覆盖某实例的启动进度(mock / 真实后端共用同一入口)。
pub fn set_progress(&mut self, id: &str, progress: Progress) {
if let Some(instance) = self.instances.iter_mut().find(|item| item.id == id) {
if let InstanceRuntime::Busy {
progress: current, ..
} = &mut instance.runtime
{
*current = progress;
}
}
}
/// 折叠/展开导航栏。
pub fn toggle_nav(&mut self) {
self.prefs.nav_collapsed = !self.prefs.nav_collapsed;
}
/// 折叠/展开 AI 栏;若正处在独立页形态则先收回侧栏。
pub fn toggle_ai(&mut self) {
if self.route() == &Route::Agent {
self.router.back();
self.prefs.ai_collapsed = false;
return;
}
self.prefs.ai_collapsed = !self.prefs.ai_collapsed;
}
}
#[cfg(test)]
#[path = "state_tests.rs"]
mod tests;