From 310616b2892b7bccf1c2e5b3c7f28ea1dc962560 Mon Sep 17 00:00:00 2001
From: Carl Worth <cworth@cworth.org>
Date: Sat, 2 May 2020 19:23:37 -0700
Subject: [PATCH] Implement the rest of the API

This is up to date with commit
0411bdc5c4dbad187f7e25fa1fb40a23c3e0e940 of the empires-api as found
at: https://git.cworth.org/git/empires-api
---
 server.js | 92 ++++++++++++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 84 insertions(+), 8 deletions(-)

diff --git a/server.js b/server.js
index 4957f32..4d71998 100644
--- a/server.js
+++ b/server.js
@@ -5,16 +5,59 @@ const app = express();
 
 class Game {
   constructor() {
-    this.players = [];
+    this._players = [];
     this.next_player_id = 1;
   }
 
   add_player(name, character) {
-    this.players.push({id: this.next_player_id,
+    this._players.push({id: this.next_player_id,
                        name: name,
-                       character: character})
+                       character: character,
+                       captures: [],
+                      })
     this.next_player_id++;
   }
+
+  remove_player(id) {
+    const index = this._players.findIndex(player => player.id === id);
+    this._players.splice(index, 1);
+  }
+
+  remove_all_players() {
+    this._players = [];
+    this.next_player_id = 1;
+  }
+
+  capture(captor_id, captee_id) {
+    /* TODO: Fix to fail on already-captured players (or to move the
+     * captured player from an old captor to a new—need to clarify in
+     * the API specification which we want here. */
+    let captor = this._players.find(player => player.id === captor_id);
+    captor.captures.push(captee_id);
+  }
+
+  liberate(captee_id) {
+    let captor = this._players.find(player => player.captures.includes(captee_id));
+    captor.captures.splice(captor.captures.indexOf(captee_id), 1);
+  }
+
+  restart() {
+    for (const player of this._players) {
+      player.captures = [];
+    }
+  }
+
+  get characters() {
+    return this._players.map(player => player.character);
+  }
+
+  get empires() {
+    return this._players.map(player => ({id: player.id, captures: player.captures}));
+  }
+
+  get players() {
+    return this._players.map(player => ({id: player.id, name: player.name }));
+  }
 }
 
 game = new Game();
@@ -22,19 +65,52 @@ game = new Game();
 app.use(body_parser.urlencoded({ extended: false }));
 app.use(body_parser.json());
 
-app.get('/', function (requses, response) {
+app.get('/', (request, response) => {
   response.send('Hello World!');
 });
 
-app.get('/players', function (request, response) {
-  response.send(game.players);
+app.post('/register', (request, response) => {
+  game.add_player(request.body.name, request.body.character);
+  response.send();
 });
 
-app.post('/register', function (request, response) {
-  game.add_player(request.body.name, request.body.character);
+app.post('/deregister/:id', (request, response) => {
+  game.remove_player(parseInt(request.params.id));
+  response.send();
+});
+
+app.post('/reset', (request, response) => {
+  game.remove_all_players();
+  response.send();
+});
+
+app.post('/capture/:captor/:captee', (request, response) => {
+  game.capture(parseInt(request.params.captor), parseInt(request.params.captee));
+  response.send();
+});
+
+app.post('/liberate/:id', (request, response) => {
+  game.liberate(parseInt(request.params.id));
   response.send();
 });
 
+app.post('/restart', (request, response) => {
+  game.restart(parseInt(request.params.id));
+    response.send();
+});
+
+app.get('/characters', (request, response) => {
+  response.send(game.characters);
+});
+
+app.get('/empires', (request, response) => {
+  response.send(game.empires);
+});
+
+app.get('/players', (request, response) => {
+  response.send(game.players);
+});
+
 app.listen(3000, function () {
   console.log('Example app listening on port 3000!');
 });
-- 
2.43.0