feat: Finished first stage of chapter 5, needs more testing

frontend/src/validation/5-8-robot.ts

@@ -0,0 +1,41 @@
+import { Functions, type RobotGameProps } from "@components/RobotGame/RobotGame";
+import { codeMess, replace } from "./CodeQuestion";
+import { createRegExp } from "magic-regexp";
+import { _, end, line, semicolon, start } from "./regex";
+
+export default {
+  solveWithMinimumSteps: true,
+  functions: Functions.LOOK_HORIZONTAL,
+  rows: 3,
+  cols: 3,
+  boards: [
+    {
+      start: 7,
+      enemies: [3],
+      steps: 2
+    },
+    {
+      start: 7,
+      enemies: [1],
+      steps: 2
+    },
+  ],
+  validator
+} as RobotGameProps;
+
+function validator(value: string): string | undefined {
+  const regex = createRegExp(
+    start, _,
+    "up()", semicolon,
+    "if", _, "is_slime_left()", _, "{", _, line, _, line.as("extra1"), _, "}", _, "else", _, "{", _, line, _, line.as("extra2"), _, "}", _,
+    end
+  );
+  const matches = value.match(regex);
+  if (!matches) return codeMess;
+
+  const { extra1, extra2 } = matches.groups;
+
+  return value.includes("?") && replace
+    || (extra1 || extra2) && "You don't need more than one line in each condition!"
+    || undefined
+}

frontend/src/validation/5-9-robot.ts

@@ -0,0 +1,54 @@
+import { Functions, type RobotGameProps } from "@components/RobotGame/RobotGame";
+import { codeMess, replace } from "./CodeQuestion";
+import { createRegExp, exactly, maybe, word } from "magic-regexp";
+import { _, end, line, semicolon, start } from "./regex";
+
+export default {
+  solveWithMinimumSteps: true,
+  functions: Functions.LOOK_HORIZONTAL,
+  rows: 3,
+  cols: 3,
+  boards: [
+    {
+      start: 7,
+      enemies: [3],
+      steps: 2
+    },
+    {
+      start: 7,
+      enemies: [1],
+      steps: 2
+    },
+    {
+      start: 7,
+      enemies: [5],
+      steps: 2
+    },
+  ],
+  validator
+} as RobotGameProps;
+
+function validator(value: string): string | undefined {
+  const condition = exactly("?").or(word, "()", maybe(";"));
+  const regex = createRegExp(
+    start, _,
+    "up()", semicolon,
+    "if", _, condition.as("first"), _, "{", _, line, _, line.as("extra1"), _, "}", _, 
+    "else if", _, condition.as("second"), _, "{", _, line, _, line.as("extra2"), _, "}", _, 
+    "else", _, "{", _, line, _, line.as("extra3"), _, "}", _,
+    end
+  );
+  const matches = value.match(regex);
+  if (!matches) return codeMess;
+
+  const { first, second, extra1, extra2, extra3 } = matches.groups;
+  if (!first || !second) return codeMess;
+
+  const wrong = "Look closely at the instructions, you don't need a semicolon!";
+
+  return value.includes("?") && replace
+    || (extra1 || extra2 || extra3) && "You don't need more than one line in each condition!"
+    || first.includes(";") && `[first condition] ${wrong}`
+    || second.includes(";") && `[second condition] ${wrong}`
+    || undefined
+}