Move to Typescript.

src/reducer.js

@@ -1,48 +0,0 @@
-import handleUserClicked from "./userpathhandler";
-
-export default function reduce(state, action) {
-    switch (action.type) {
-        case 'started_loading': {
-            return {
-                ...state,
-                maze: null,
-                loading: true,
-                errorMessage: null
-            }
-        }
-        case 'loaded_maze': {
-            return {
-                ...state,
-                loading: false,
-                maze: action.maze,
-                userPath: []
-            }
-        }
-        case 'loading_failed': {
-            return {
-                ...state,
-                loading: false,
-                errorMessage: `Failed to load maze. Reason: ${action.reason}`
-            }
-        }
-        case 'toggled_show_solution': {
-            return {
-                ...state,
-                showSolution: action.value
-            }
-        }
-        case 'closed_message_banner': {
-            return {
-                ...state,
-                errorMessage: null
-            }
-        }
-        case 'clicked_cell': {
-            // There's so much logic involved, externalize that into its own file.
-            return handleUserClicked(state, action.x, action.y);
-        }
-        default: {
-            throw new Error(`Unknown action: ${action.type}`);
-        }
-    }
-}