wip

src/mpv/key.gleam

@@ -1,17 +1,17 @@
 import gleam/erlang/atom
 import gleam/list
-
 import mpv/internal/key as internal_key
 
 pub type Key {
   Char(String)
 
+  Input(String)
   Left
   Right
   Up
   Down
 
-  Continue
+  Continue(buffer: List(String))
   Unknown
 }
 
@@ -20,6 +20,9 @@ pub const esc = "\u{001B}"
 // control sequence introducer
 pub const csi = "["
 
+// input introducer
+const input_introducer = "$"
+
 pub fn from_list(l: List(String)) -> Key {
   case l {
     [e, c, "D"] if e == esc && c == csi -> Left
@@ -27,12 +30,20 @@ pub fn from_list(l: List(String)) -> Key {
     [e, c, "A"] if e == esc && c == csi -> Up
     [e, c, "B"] if e == esc && c == csi -> Down
 
-    [e, c] if e == esc && c == csi -> Continue
+    [e, c] if e == esc && c == csi -> Continue(l)
 
-    [e] if e == esc -> Continue
+    [ci] | [ci, _] if ci == input_introducer -> Continue(l)
+    [ii, cmd, tail] if ii == input_introducer -> {
+      case tail == "\r" {
+        True -> Input(cmd)
+        False -> Continue([ii, cmd <> tail])
+      }
+    }
+
+    [e] if e == esc -> Continue(l)
     [char] -> Char(char)
 
-    [] -> Continue
+    [] -> Continue([])
     _ -> Unknown
   }
 }
@@ -44,10 +55,13 @@ pub fn start_raw_shell() {
 }
 
 pub fn read_input_until_key(l: List(String)) -> Key {
-  let l = internal_key.read_input() |> list.wrap |> list.append(l, _)
-
-  case from_list(l) {
-    Continue -> read_input_until_key(l)
+  case
+    internal_key.read_input()
+    |> list.wrap
+    |> list.append(l, _)
+    |> from_list
+  {
+    Continue(l) -> read_input_until_key(l)
     k -> k
   }
 }