reworked pocket app loader

pocket/iocontrol.lua

@@ -36,7 +36,8 @@ iocontrol.LINK_STATE = LINK_STATE
 ---@class pocket_ioctl
 local io = {
     version = "unknown", -- pocket version
-    ps = psil.create()   -- pocket PSIL
+    ps = psil.create(),  -- pocket PSIL
+    loader_require = { sv = false, api = false }
 }
 
 local config = nil  ---@type pkt_config

pocket/pocket.lua

@@ -278,7 +278,14 @@ function pocket.init_nav(smem)
 
         local app = self.apps[app_id]
         if app then
-            if app.requires_conn() and not smem.pkt_sys.pocket_comms.is_linked() then
+            local p_comms = smem.pkt_sys.pocket_comms
+            local req_sv, req_api = app.check_requires()
+
+            if (req_sv and not p_comms.is_sv_linked()) or (req_api and not p_comms.is_api_linked()) then
+                -- report required connction(s)
+                iocontrol.get_db().loader_require = { sv = req_sv, api = req_api }
+                iocontrol.get_db().ps.toggle("loader_reqs")
+
                 -- bring up the app loader
                 self.loader_return = app_id
                 app_id = APP_ID.LOADER

pocket/ui/apps/loader.lua

@@ -32,16 +32,29 @@ local function create_pages(root)
 
     local root_pane = MultiPane{parent=main,x=1,y=1,panes={conn_sv_wait,conn_api_wait,main_pane}}
 
-    root_pane.register(db.ps, "link_state", function (state)
-        if state == LINK_STATE.UNLINKED or state == LINK_STATE.API_LINK_ONLY then
+    local function update()
+        local state = db.ps.get("link_state")
+
+        if state == LINK_STATE.UNLINKED then
             root_pane.set_value(1)
+        elseif state == LINK_STATE.API_LINK_ONLY then
+            if not db.loader_require.sv then
+                root_pane.set_value(3)
+                db.nav.on_loader_connected()
+            else root_pane.set_value(1) end
         elseif state == LINK_STATE.SV_LINK_ONLY then
-            root_pane.set_value(2)
+            if not db.loader_require.api then
+                root_pane.set_value(3)
+                db.nav.on_loader_connected()
+            else root_pane.set_value(2) end
         else
             root_pane.set_value(3)
             db.nav.on_loader_connected()
         end
-    end)
+    end
+
+    root_pane.register(db.ps, "link_state", update)
+    root_pane.register(db.ps, "loader_reqs", update)
 
     TextBox{parent=main_pane,text="Connected!",x=1,y=6,alignment=core.ALIGN.CENTER}
 end