fix: time zone compliant commands

src/core/blitzstars/getPeriodStart.ts

@@ -1,12 +1,16 @@
+import { BlitzServer } from '../../constants/servers.js';
 import { Period } from '../discord/addPeriodSubCommands.js';
 import getTimeDaysAgo from './getTimeDaysAgo.js';
 
-export default function getPeriodStart(period: Exclude<Period, 'custom'>) {
+export default function getPeriodStart(
+  server: BlitzServer,
+  period: Exclude<Period, 'custom'>,
+) {
   if (period === 'career') {
     return -Infinity;
   } else if (period === 'today') {
-    return getTimeDaysAgo(0);
+    return getTimeDaysAgo(server, 1);
   } else {
-    return getTimeDaysAgo(parseInt(period));
+    return getTimeDaysAgo(server, parseInt(period));
   }
 }

src/core/blitzstars/getTimeDaysAgo.ts

@@ -1,12 +1,20 @@
-export default function getTimeDaysAgo(daysAgo: number) {
+import { BlitzServer } from '../../constants/servers.js';
+
+export const TIME_ZONE_MAPPINGS: Record<BlitzServer, number> = {
+  com: -5, // Central North American Time
+  eu: +1, // Central European Time
+  asia: +7, // Central Asia Standard Time
+};
+
+export default function getTimeDaysAgo(server: BlitzServer, daysAgo: number) {
   const now = new Date();
-  now.setHours(5, 0, 0, 0);
+  if (daysAgo === 0) now.getTime() / 1000;
 
-  // if it's after 5:00 AM today, subtract one day
-  if (now.getTime() > Date.now()) now.setDate(now.getDate() - 1);
+  const time = new Date();
 
-  // subtract the period number of days from now
-  now.setDate(now.getDate() - daysAgo);
+  time.setUTCHours(-TIME_ZONE_MAPPINGS[server], 0, 0, 0);
+  if (time > now) time.setUTCDate(time.getUTCDate() - 1);
+  time.setUTCDate(time.getUTCDate() - daysAgo + 1);
 
-  return now.getTime() / 1000;
+  return time.getTime() / 1000;
 }

src/core/discord/resolvePeriodFromButton.ts

@@ -1,9 +1,11 @@
 import { ButtonInteraction, CacheType } from 'discord.js';
 import { CYCLIC_API } from '../../constants/cyclic.js';
+import { BlitzServer } from '../../constants/servers.js';
 import resolvePeriodFromURL from '../express/resolvePeriodFromURL.js';
 
 export default function resolvePeriodFromButton(
+  server: BlitzServer,
   interaction: ButtonInteraction<CacheType>,
 ) {
-  return resolvePeriodFromURL(`${CYCLIC_API}/${interaction.customId}`);
+  return resolvePeriodFromURL(server, `${CYCLIC_API}/${interaction.customId}`);
 }

src/core/discord/resolvePeriodFromCommand.ts

@@ -1,4 +1,5 @@
 import { CacheType, ChatInputCommandInteraction } from 'discord.js';
+import { BlitzServer } from '../../constants/servers.js';
 import getPeriodNow from '../blitzstars/getPeriodNow.js';
 import getPeriodStart from '../blitzstars/getPeriodStart.js';
 import getTimeDaysAgo from '../blitzstars/getTimeDaysAgo.js';
@@ -30,6 +31,7 @@ export interface ResolvedPeriod {
 }
 
 export default function resolvePeriodFromCommand(
+  server: BlitzServer,
   interaction: ChatInputCommandInteraction<CacheType>,
 ) {
   let statsName: string;
@@ -46,12 +48,12 @@ export default function resolvePeriodFromCommand(
 
     statsName = `${startMin} to ${endMax} days' statistics`;
     evolutionName = `${startMin} to ${endMax} days' evolution`;
-    start = getTimeDaysAgo(startMin);
-    end = getTimeDaysAgo(endMax);
+    start = getTimeDaysAgo(server, startMin);
+    end = getTimeDaysAgo(server, endMax);
   } else {
     statsName = PERIOD_NAMES[period];
     evolutionName = EVOLUTION_PERIOD_NAMES[period];
-    start = getPeriodStart(period);
+    start = getPeriodStart(server, period);
     end = getPeriodNow();
   }
 

src/core/express/resolvePeriodFromRequest.ts

@@ -1,7 +1,11 @@
 import { Request } from 'express';
 import { CYCLIC_API } from '../../constants/cyclic.js';
+import { BlitzServer } from '../../constants/servers.js';
 import resolvePeriodFromURL from './resolvePeriodFromURL.js';
 
-export default function resolvePeriodFromRequest(request: Request) {
-  return resolvePeriodFromURL(`${CYCLIC_API}${request.path}`);
+export default function resolvePeriodFromRequest(
+  server: BlitzServer,
+  request: Request,
+) {
+  return resolvePeriodFromURL(server, `${CYCLIC_API}${request.path}`);
 }

src/core/express/resolvePeriodFromURL.ts

@@ -1,3 +1,4 @@
+import { BlitzServer } from '../../constants/servers.js';
 import getPeriodNow from '../blitzstars/getPeriodNow.js';
 import getPeriodStart from '../blitzstars/getPeriodStart.js';
 import getTimeDaysAgo from '../blitzstars/getTimeDaysAgo.js';
@@ -8,7 +9,10 @@ import {
   ResolvedPeriod,
 } from '../discord/resolvePeriodFromCommand.js';
 
-export default function resolvePeriodFromURL(urlString: string) {
+export default function resolvePeriodFromURL(
+  server: BlitzServer,
+  urlString: string,
+) {
   let statsName: string;
   let evolutionName: string;
   let start: number;
@@ -25,12 +29,12 @@ export default function resolvePeriodFromURL(urlString: string) {
 
     statsName = `${startMin} to ${endMax} days' statistics`;
     evolutionName = `${startMin} to ${endMax} days' evolution`;
-    start = getTimeDaysAgo(startMin);
-    end = getTimeDaysAgo(endMax);
+    start = getTimeDaysAgo(server, startMin);
+    end = getTimeDaysAgo(server, endMax);
   } else {
     statsName = PERIOD_NAMES[period];
     evolutionName = EVOLUTION_PERIOD_NAMES[period];
-    start = getPeriodStart(period);
+    start = getPeriodStart(server, period);
     end = getPeriodNow();
   }