Merge pull request #85 from seditionist/main

Add Custom Errors

__tests__/hiscores.test.ts

@@ -12,7 +12,7 @@ import {
   getSkillPageURL,
   getStatsURL,
   BOSSES,
-  INVALID_FORMAT_ERROR,
+  InvalidFormatError,
   BH_MODES,
   parseJsonStats,
   HiscoresResponse
@@ -276,12 +276,12 @@ test('Parse CSV with unknown activity', () => {
   const statsWithUnknownActivity = `${lynxTitanStats}
     -1,-1`;
   expect(() => parseStats(statsWithUnknownActivity)).toThrow(
-    INVALID_FORMAT_ERROR
+    InvalidFormatError
   );
 });
 
 test('Parse invalid CSV', () => {
-  expect(() => parseStats('invalid')).toThrow(INVALID_FORMAT_ERROR);
+  expect(() => parseStats('invalid')).toThrow(InvalidFormatError);
 });
 
 describe('Get name format', () => {
@@ -580,6 +580,12 @@ describe('Get stats options', () => {
       )
     ).toBeFalsy();
   });
+  it('omits excluded gamemodes', async () => {
+    const response = await getStats(rsn, {
+      otherGamemodes: ['ironman', 'ultimate']
+    });
+    expect(response.hardcore).toBeUndefined();
+  });
 });
 
 test('CSV and JSON parsing outputs identical object', async () => {

package.json

@@ -67,7 +67,10 @@
     ],
     "ignorePatterns": [
       "**/@types/*"
-    ]
+    ],
+    "rules": {
+      "max-classes-per-file": "off"
+    }
   },
   "prettier": {
     "trailingComma": "none",

src/hiscores.ts

@@ -1,8 +1,4 @@
-import {
+import axios, { AxiosRequestConfig } from 'axios';
-  AxiosRequestConfig,
-  AxiosResponse,
-  InternalAxiosRequestConfig
-} from 'axios';
 import { BinaryData, JSDOM } from 'jsdom';
 import {
   Player,
@@ -35,9 +31,10 @@ import {
   getActivityPageURL,
   httpGet,
   BOSSES,
-  INVALID_FORMAT_ERROR,
+  InvalidFormatError,
+  PlayerNotFoundError,
+  HiScoresError,
   validateRSN,
-  PLAYER_NOT_FOUND_ERROR,
   FORMATTED_SKILL_NAMES,
   FORMATTED_BH_NAMES,
   FORMATTED_CLUE_NAMES,
@@ -68,8 +65,12 @@ export async function getOfficialStats(
   try {
     const response = await httpGet<HiscoresResponse>(url, config);
     return response.data;
-  } catch {
+  } catch (err) {
-    throw Error(PLAYER_NOT_FOUND_ERROR);
+    if (!axios.isAxiosError(err)) throw err;
+
+    if (err.response?.status === 404) throw new PlayerNotFoundError();
+
+    throw new HiScoresError();
   }
 }
 
@@ -99,9 +100,9 @@ export async function getRSNFormat(
     if (anchor) {
       return rsnFromElement(anchor);
     }
-    throw Error(PLAYER_NOT_FOUND_ERROR);
+    throw new PlayerNotFoundError();
   } catch {
-    throw Error(PLAYER_NOT_FOUND_ERROR);
+    throw new HiScoresError();
   }
 }
 
@@ -191,7 +192,7 @@ export function parseStats(csv: string): Stats {
     splitCSV.length !==
     SKILLS.length + BH_MODES.length + CLUES.length + BOSSES.length + 5
   ) {
-    throw Error(INVALID_FORMAT_ERROR);
+    throw new InvalidFormatError();
   }
 
   const skillObjects: Skill[] = splitCSV
@@ -284,91 +285,77 @@ export async function getStats(
   ];
   const shouldGetFormattedRsn = options?.shouldGetFormattedRsn ?? true;
 
-  const mainRes = await httpGet<HiscoresResponse>(
+  const main = await getOfficialStats(rsn, 'main', options?.axiosConfigs?.main);
-    getStatsURL('main', rsn, true),
+
-    options?.axiosConfigs?.main
+  const getModeStats = async (
-  );
+    mode: Extract<Gamemode, 'ironman' | 'hardcore' | 'ultimate'>
-  if (mainRes.status === 200) {
+  ): Promise<HiscoresResponse | undefined> =>
-    const emptyResponse: AxiosResponse<HiscoresResponse> = {
+    otherGamemodes.includes(mode)
-      status: 404,
+      ? getOfficialStats(rsn, mode, options?.axiosConfigs?.[mode])
-      data: { skills: [], activities: [] },
+      .catch(() => undefined)
-      statusText: '',
-      headers: {},
-      config: {} as InternalAxiosRequestConfig
-    };
-    const getModeStats = async (
-      mode: Extract<Gamemode, 'ironman' | 'hardcore' | 'ultimate'>
-    ): Promise<AxiosResponse<HiscoresResponse>> =>
-      otherGamemodes.includes(mode)
-        ? httpGet<HiscoresResponse>(
-            getStatsURL(mode, rsn, true),
-            options?.axiosConfigs?.[mode]
-          ).catch((err) => err)
-        : emptyResponse;
-    const formattedName = shouldGetFormattedRsn
-      ? await getRSNFormat(rsn, options?.axiosConfigs?.rsn).catch(
-          () => undefined
-        )
       : undefined;
+  const formattedName = shouldGetFormattedRsn
+    ? await getRSNFormat(rsn, options?.axiosConfigs?.rsn).catch(
+        () => undefined
+      )
+    : undefined;
 
-    const player: Player = {
+  const player: Player = {
-      name: formattedName ?? rsn,
+    name: formattedName ?? rsn,
-      mode: 'main',
+    mode: 'main',
-      dead: false,
+    dead: false,
-      deulted: false,
+    deulted: false,
-      deironed: false
+    deironed: false
-    };
+  };
-    player.main = parseJsonStats(mainRes.data);
+  player.main = parseJsonStats(main);
 
-    const ironRes = await getModeStats('ironman');
+  const iron = await getModeStats('ironman');
-    if (ironRes.status === 200) {
+  if (iron) {
-      player.ironman = parseJsonStats(ironRes.data);
+    player.ironman = parseJsonStats(iron);
-      const hcRes = await getModeStats('hardcore');
+    const hc = await getModeStats('hardcore');
-      const ultRes = await getModeStats('ultimate');
+    const ult = await getModeStats('ultimate');
-      if (hcRes.status === 200) {
+    if (hc) {
-        player.mode = 'hardcore';
+      player.mode = 'hardcore';
-        player.hardcore = parseJsonStats(hcRes.data);
+      player.hardcore = parseJsonStats(hc);
-        if (
+      if (
-          player.ironman.skills.overall.xp !== player.hardcore.skills.overall.xp
+        player.ironman.skills.overall.xp !== player.hardcore.skills.overall.xp
-        ) {
+      ) {
-          player.dead = true;
+        player.dead = true;
-          player.mode = 'ironman';
-        }
-        if (
-          player.main.skills.overall.xp !== player.ironman.skills.overall.xp
-        ) {
-          player.deironed = true;
-          player.mode = 'main';
-        }
-      } else if (ultRes.status === 200) {
-        player.mode = 'ultimate';
-        player.ultimate = parseJsonStats(ultRes.data);
-        if (
-          player.ironman.skills.overall.xp !== player.ultimate.skills.overall.xp
-        ) {
-          player.deulted = true;
-          player.mode = 'ironman';
-        }
-        if (
-          player.main.skills.overall.xp !== player.ironman.skills.overall.xp
-        ) {
-          player.deironed = true;
-          player.mode = 'main';
-        }
-      } else {
         player.mode = 'ironman';
-        if (
+      }
+      if (
+        player.main.skills.overall.xp !== player.ironman.skills.overall.xp
+      ) {
+        player.deironed = true;
+        player.mode = 'main';
+      }
+    } else if (ult) {
+      player.mode = 'ultimate';
+      player.ultimate = parseJsonStats(ult);
+      if (
+        player.ironman.skills.overall.xp !== player.ultimate.skills.overall.xp
+      ) {
+        player.deulted = true;
+        player.mode = 'ironman';
+      }
+      if (
+        player.main.skills.overall.xp !== player.ironman.skills.overall.xp
+      ) {
+        player.deironed = true;
+        player.mode = 'main';
+      }
+    } else {
+      player.mode = 'ironman';
+      if (
           player.main.skills.overall.xp !== player.ironman.skills.overall.xp
         ) {
-          player.deironed = true;
+        player.deironed = true;
-          player.mode = 'main';
+        player.mode = 'main';
-        }
       }
     }
-
-    return player;
   }
-  throw Error(PLAYER_NOT_FOUND_ERROR);
+
+  return player;
 }
 
 /**

src/utils/constants.ts

@@ -282,3 +282,40 @@ export const FORMATTED_RIFTS_CLOSED = 'Rifts closed';
 
 export const INVALID_FORMAT_ERROR = 'Invalid hiscores format';
 export const PLAYER_NOT_FOUND_ERROR = 'Player not found';
+export const HISCORES_ERROR = 'HiScores not responding';
+
+export class InvalidFormatError extends Error {
+  __proto__ = Error;
+
+  constructor() {
+    super(INVALID_FORMAT_ERROR);
+    Object.setPrototypeOf(this, InvalidFormatError.prototype);
+  }
+}
+
+export class InvalidRSNError extends Error {
+  __proto__ = Error;
+
+  constructor(message: string) {
+    super(message);
+    Object.setPrototypeOf(this, InvalidRSNError.prototype);
+  }
+}
+
+export class PlayerNotFoundError extends Error {
+  __proto__ = Error;
+
+  constructor() {
+    super(PLAYER_NOT_FOUND_ERROR);
+    Object.setPrototypeOf(this, PlayerNotFoundError.prototype);
+  }
+}
+
+export class HiScoresError extends Error {
+  __proto__ = Error;
+
+  constructor() {
+    super(HISCORES_ERROR);
+    Object.setPrototypeOf(this, HiScoresError.prototype);
+  }
+}

src/utils/helpers.ts

@@ -7,7 +7,8 @@ import {
   SCORES_URL,
   SKILLS,
   ACTIVITIES,
-  JSON_STATS_URL
+  JSON_STATS_URL,
+  InvalidRSNError
 } from './constants';
 
 /**
@@ -119,10 +120,10 @@ export const httpGet = <Response>(
  */
 export const validateRSN = (rsn: string) => {
   if (typeof rsn !== 'string') {
-    throw Error('RSN must be a string');
+    throw new InvalidRSNError('RSN must be a string');
   } else if (!/^[a-zA-Z0-9 _-]+$/.test(rsn)) {
-    throw Error('RSN contains invalid character');
+    throw new InvalidRSNError('RSN contains invalid character');
   } else if (rsn.length > 12 || rsn.length < 1) {
-    throw Error('RSN must be between 1 and 12 characters');
+    throw new InvalidRSNError('RSN must be between 1 and 12 characters');
   }
 };