player is now controllable

1 files changed, 64 insertions, 0 deletions

diff --git a/src/controls.rs b/src/controls.rs
new file mode 100644
index 0000000..58c83b0
--- /dev/null
+++ b/src/controls.rs
@@ -0,0 +1,64 @@
+
+
+use serde_json::Value;
+
+#[derive(Debug)]
+pub enum Direction {
+	North,
+	South,
+	East,
+	West,
+	None
+}
+
+impl Direction {
+	fn from_json(val: &Value) -> Option<Direction>{
+		match val {
+			Value::String(txt) => match txt.as_str() {
+				"north" => Some(Direction::North),
+				"south" => Some(Direction::South),
+				"east" => Some(Direction::East),
+				"west"=> Some(Direction::West),
+				"" => Some(Direction::None),
+				_ => None
+			}
+			Value::Null => Some(Direction::None),
+			_ => None
+		}
+	}
+	
+	pub fn to_position(&self) -> (i32, i32) {
+		match self {
+			Direction::North => (0, -1),
+			Direction::South => (0, 1),
+			Direction::East => (1, 0),
+			Direction::West => (-1, 0),
+			Direction::None => (0, 0)
+		}
+	}
+}
+
+#[derive(Debug)]
+pub enum Control {
+	Move(Direction),
+	Take(u64)
+}
+
+
+impl Control {
+	pub fn from_json(val: Value) -> Option<Control>{
+		if let Value::String(control_type) = &val[0] {
+			match control_type.as_str() {
+				"move" => match Direction::from_json(&val[1]) {
+					Some(dir) => Some(Control::Move(dir)),
+					None => None
+				},
+				"take" => match val[1].as_u64() {
+					Some(rank) => Some(Control::Take(rank)),
+					_ => None
+				}
+				_ => None
+			}
+		} else {None}
+	}
+}