feat: WIP add project manager service

The project manager service will provide fuzzy find, LRU, and similar
background services for open projects.

src/tui/mainview.zig

@@ -4,6 +4,7 @@ const tp = @import("thespian");
 const tracy = @import("tracy");
 const root = @import("root");
 const location_history = @import("location_history");
+const project_manager = @import("project_manager");
 
 const tui = @import("tui.zig");
 const command = @import("command.zig");
@@ -31,6 +32,7 @@ last_match_text: ?[]const u8 = null,
 logview_enabled: bool = false,
 
 location_history: location_history,
+project_manager: project_manager,
 
 const NavState = struct {
     time: i64 = 0,
@@ -42,6 +44,12 @@ const NavState = struct {
 };
 
 pub fn create(a: std.mem.Allocator, n: nc.Plane) !Widget {
+    const project_manager_ = try project_manager.create(a);
+    tp.env.get().proc_set("project", project_manager_.pid.?.ref());
+    var project_name_buf: [std.fs.MAX_PATH_BYTES]u8 = undefined;
+    const project_name = std.fs.cwd().realpath(".", &project_name_buf) catch "(none)";
+    tp.env.get().str_set("project", project_name);
+    // try project_manager_.open(project_name);
     const self = try a.create(Self);
     self.* = .{
         .a = a,
@@ -51,6 +59,7 @@ pub fn create(a: std.mem.Allocator, n: nc.Plane) !Widget {
         .floating_views = WidgetStack.init(a),
         .statusbar = undefined,
         .location_history = try location_history.create(),
+        .project_manager = project_manager_,
     };
     try self.commands.init(self);
     const w = Widget.to(self);

src/tui/status/filestate.zig

@@ -33,7 +33,7 @@ const Self = @This();
 pub fn create(a: Allocator, parent: nc.Plane) !Widget {
     const self: *Self = try a.create(Self);
     self.* = try init(a, parent);
-    self.show_cwd();
+    self.show_project();
     return Widget.to(self);
 }
 
@@ -171,7 +171,7 @@ pub fn receive(self: *Self, _: tp.pid_ref, m: tp.message) error{Exit}!bool {
         self.line = 0;
         self.column = 0;
         self.file_exists = true;
-        self.show_cwd();
+        self.show_project();
     }
     if (try m.match(.{ "B", nc.event_type.PRESS, nc.key.BUTTON1, tp.any, tp.any, tp.any, tp.any, tp.any })) {
         self.detailed = !self.detailed;
@@ -192,10 +192,12 @@ fn render_file_icon(self: *Self, _: *const Widget.Theme) void {
     self.plane.cursor_move_rel(0, 1) catch {};
 }
 
-fn show_cwd(self: *Self) void {
+fn show_project(self: *Self) void {
     self.file_icon = "";
     self.file_color = 0x000001;
-    self.name = std.fs.cwd().realpath(".", &self.name_buf) catch "(none)";
+    const project_name = tp.env.get().str("project");
+    @memcpy(self.name_buf[0..project_name.len], project_name);
+    self.name = self.name_buf[0..project_name.len];
     self.abbrv_home();
 }