time zone shit sucks

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2022 NotNite
+Copyright (c) 2023 NotNet
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

package.json

@@ -1,28 +1,26 @@
 {
   "name": "violet",
-  "version": "1.0.0",
-  "description": "",
+  "description": "everyone's favorite discord robot friend",
+  "author": "NotNet",
+  "license": "MIT",
   "main": "dist/index.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
-  },
-  "keywords": [],
-  "author": "NotNite",
-  "license": "MIT",
-  "devDependencies": {
-    "@types/bunyan": "^1.8.8",
-    "@types/node": "^18.7.10",
-    "prisma": "^4.2.1",
-    "typescript": "^4.7.4"
+    "prisma-migrate": "prisma migrate deploy",
+    "prisma-generate": "prisma generate",
+    "build": "tsc"
   },
   "dependencies": {
     "@prisma/client": "^4.2.1",
-    "eris": "^0.17.1",
+    "@projectdysnomia/dysnomia": "github:projectdysnomia/dysnomia#dev",
+    "chrono-node": "^2.6.4",
     "parse-duration": "^1.0.2",
     "pino": "^8.4.2",
-    "pino-pretty": "^9.1.0"
+    "pino-pretty": "^9.1.0",
+    "timezone-support": "^3.1.0"
   },
-  "scripts": {
-    "build": "prisma generate && tsc"
+  "devDependencies": {
+    "@types/node": "^18.7.10",
+    "prisma": "^4.2.1",
+    "typescript": "^4.7.4"
   }
 }

prisma/migrations/20230815202756_add_timezone/migration.sql

@@ -0,0 +1,5 @@
+-- CreateTable
+CREATE TABLE "Timezone" (
+    "user" TEXT NOT NULL PRIMARY KEY,
+    "tz" TEXT
+);

prisma/schema.prisma

@@ -18,3 +18,8 @@ model Reminder {
   sendAt    DateTime
   message   String?
 }
+
+model Timezone {
+  user String  @id
+  tz   String?
+}

src/commands/command.ts

@@ -1,4 +1,7 @@
-import { ApplicationCommandOptions, CommandInteraction } from "eris";
+import {
+  ApplicationCommandOptions,
+  CommandInteraction
+} from "@projectdysnomia/dysnomia";
 
 type Command = {
   name: string;

src/commands/index.ts

@@ -3,11 +3,13 @@ import Command from "./command";
 import ping from "./ping";
 import remind from "./remind";
 import reminders from "./reminders";
+import timezone from "./timezone";
 
 const commands: { [key: string]: Command } = {
   ping,
   remind,
-  reminders
+  reminders,
+  timezone
 };
 
 export default commands;

src/commands/remind.ts

@@ -3,8 +3,11 @@ import Command from "./command";
 import db from "../things/db";
 import bot from "../things/bot";
 
-import { Constants, InteractionDataOptionsString } from "eris";
-import parse from "parse-duration";
+import {
+  Constants,
+  InteractionDataOptionsString
+} from "@projectdysnomia/dysnomia";
+import * as chrono from "chrono-node";
 import logger from "../things/logger";
 
 import {
@@ -12,6 +15,23 @@ import {
   unravelOption,
   unravelOptionalOption
 } from "../utils/options";
+import { getCurrentOffset, getTimeOffsetFor } from "../utils/time";
+
+function parse(str: string, offset: number) {
+  const when = chrono.parse(
+    str,
+    {
+      instant: new Date(),
+      timezone: offset
+    },
+    {
+      forwardDate: true
+    }
+  );
+
+  if (when.length <= 0) return null;
+  return when[0].start.date();
+}
 
 const remind: Command = {
   name: "remind",
@@ -31,7 +51,7 @@ const remind: Command = {
   ],
   command: async (interaction) => {
     // i love abusing types
-    const options = interaction.data.options!;
+    const options = interaction.data.options ?? [];
     const whenOption = unravelOption<InteractionDataOptionsString>(
       "when",
       options
@@ -40,31 +60,36 @@ const remind: Command = {
       Optional<InteractionDataOptionsString>
     >("what", options);
 
-    const when = parse(whenOption.value);
-    const what = whatOption?.value;
+    const user = (interaction.member || interaction.user)!.id;
+    const now = new Date();
 
-    if (when === null) {
+    const offset = (await getTimeOffsetFor(user)) ?? 0;
+    const when = parse(whenOption.value, offset);
+
+    if (when == null) {
+      let msg =
+        ":warning: I didn't understand that time. Try something like `3h` or `2 days`.";
+      if (offset != 0) {
+        msg += "\nNote: This may be a bug due to your set time zone.";
+      }
       await interaction.createMessage({
-        content:
-          "I didn't understand that time. Try something like `3h` or `2 days`.",
+        content: msg,
         flags: Constants.MessageFlags.EPHEMERAL
       });
       return;
     }
 
-    const sendAt = new Date(Date.now() + when);
-
     await db.reminder.create({
       data: {
-        user: (interaction.member || interaction.user)!.id,
-        createdAt: new Date(),
-        sendAt,
-        message: what
+        user,
+        createdAt: now,
+        sendAt: when,
+        message: whatOption?.value
       }
     });
 
     await interaction.createMessage({
-      content: `Reminder set <t:${Math.floor(sendAt.getTime() / 1000)}:R>.`,
+      content: `Reminder set <t:${Math.floor(when.getTime() / 1000)}:R>.`,
       flags: Constants.MessageFlags.EPHEMERAL
     });
   }

src/commands/reminders.ts

@@ -7,7 +7,7 @@ import {
   Constants,
   InteractionDataOptionsNumber,
   InteractionDataOptionsSubCommand
-} from "eris";
+} from "@projectdysnomia/dysnomia";
 
 import {
   Optional,

src/commands/timezone.ts

@@ -0,0 +1,100 @@
+import {
+  CommandInteraction,
+  Constants,
+  InteractionDataOptionsString,
+  TextableChannel
+} from "@projectdysnomia/dysnomia";
+import Command from "./command";
+import { findTimeZone } from "timezone-support";
+
+import { getTimeFor, updateTimeFor } from "../utils/time";
+import { Optional, unravelOptionalOption } from "../utils/options";
+
+async function failMessage(interaction: CommandInteraction<TextableChannel>) {
+  await interaction.createMessage({
+    content:
+      ":warning: I didn't understand that time zone. Try an [IANA time zone code](https://en.wikipedia.org/wiki/List_of_tz_database_time_zones).",
+    flags: Constants.MessageFlags.EPHEMERAL
+  });
+}
+
+const timezone: Command = {
+  name: "timezone",
+  description: "Set your time zone.",
+  options: [
+    {
+      name: "tz",
+      description:
+        "The time zone from the IANA time zone database - e.g. 'America/New_York'.",
+      type: Constants.ApplicationCommandOptionTypes.STRING
+    }
+  ],
+  command: async (interaction) => {
+    const options = interaction.data.options ?? [];
+    const tzOption = unravelOptionalOption<
+      Optional<InteractionDataOptionsString>
+    >("tz", options);
+
+    const user = (interaction.member || interaction.user)!.id;
+
+    if (tzOption == null) {
+      const worked = await updateTimeFor(user, null);
+      if (!worked) {
+        await failMessage(interaction);
+        return;
+      }
+
+      await interaction.createMessage({
+        content: ":white_check_mark: Unset your time zone.",
+        flags: Constants.MessageFlags.EPHEMERAL
+      });
+
+      return;
+    }
+
+    let tz: string;
+    try {
+      tz = findTimeZone(tzOption.value).name;
+    } catch (err) {
+      await failMessage(interaction);
+      return;
+    }
+
+    const worked = await updateTimeFor(user, tz);
+    if (!worked) {
+      await failMessage(interaction);
+      return;
+    }
+
+    const time = await getTimeFor(user);
+    if (time == null) {
+      await failMessage(interaction);
+      return;
+    }
+
+    const hour = time.getHours();
+    const minutes = time.getMinutes();
+
+    const amPM = hour >= 12 ? "PM" : "AM";
+
+    const hourStr = hour % 12 || 12;
+    const minutesStr = minutes.toString().padStart(2, "0");
+    const timeStr = `${hourStr}:${minutesStr} ${amPM}`;
+
+    let greetingStr = "morning";
+    if (hour >= 12 && hour < 18) {
+      greetingStr = "afternoon";
+    } else if (hour >= 18 && hour < 22) {
+      greetingStr = "evening";
+    } else if (hour >= 22 || hour < 4) {
+      greetingStr = "night";
+    }
+
+    await interaction.createMessage({
+      content: `:white_check_mark: Good ${greetingStr}! It's ${timeStr} for you.`,
+      flags: Constants.MessageFlags.EPHEMERAL
+    });
+  }
+};
+
+export default timezone;

src/index.ts

@@ -3,7 +3,7 @@ import logger from "./things/logger";
 
 import bot from "./things/bot";
 import commands from "./commands/index";
-import Eris, { Constants } from "eris";
+import { Constants, CommandInteraction } from "@projectdysnomia/dysnomia";
 
 bot.on("ready", () => {
   const cmds = Object.values(commands).map((x) => {
@@ -35,7 +35,7 @@ bot.on("ready", () => {
 bot.on("interactionCreate", async (interaction) => {
   logger.debug(`Handling interaction ${interaction.id}`);
 
-  if (interaction instanceof Eris.CommandInteraction) {
+  if (interaction instanceof CommandInteraction) {
     const commandName = interaction.data.name;
     const command = commands[commandName];
     if (command) {
@@ -48,7 +48,7 @@ bot.on("interactionCreate", async (interaction) => {
         );
 
         await interaction.createMessage({
-          content: ":warn: Something went wrong running this command.",
+          content: ":warning: Something went wrong running this command.",
           flags: Constants.MessageFlags.EPHEMERAL
         });
       }
@@ -59,7 +59,7 @@ bot.on("interactionCreate", async (interaction) => {
 });
 
 bot.on("error", (e) => {
-  logger.error("Error in bot", e);
+  logger.error(e, "Error in bot");
 });
 
 bot.connect();

src/things/bot.ts

@@ -1,9 +1,11 @@
-import Eris from "eris";
+import { Client, Constants } from "@projectdysnomia/dysnomia";
 import config from "./config";
 
-const bot = new Eris.Client("Bot " + config.token, {
+const bot = new Client("Bot " + config.token, {
   restMode: true,
-  intents: Eris.Constants.Intents.allNonPrivileged
+  gateway: {
+    intents: Constants.Intents.allNonPrivileged
+  }
 });
 
 export default bot;

src/utils/options.ts

@@ -1,4 +1,4 @@
-import { InteractionDataOptions, InteractionDataOptionsSubCommand } from "eris";
+import { InteractionDataOptions } from "@projectdysnomia/dysnomia";
 
 export type Optional<T> = T | undefined;
 

src/utils/time.ts

@@ -0,0 +1,91 @@
+import { findTimeZone, getUTCOffset } from "timezone-support";
+import db from "../things/db";
+
+export function getCurrentOffset() {
+  // negative offset = west
+  return -new Date().getTimezoneOffset();
+}
+
+export async function updateTimeFor(
+  user: string,
+  tzName: string | null
+): Promise<boolean> {
+  if (tzName == null) {
+    await db.timezone.upsert({
+      where: { user },
+      create: { user, tz: null },
+      update: { tz: null }
+    });
+
+    return true;
+  }
+
+  try {
+    const tz = findTimeZone(tzName).name;
+
+    await db.timezone.upsert({
+      where: { user },
+      create: { user, tz },
+      update: { tz }
+    });
+
+    return true;
+  } catch (err) {
+    return false;
+  }
+}
+
+export async function getTimeNameFor(user: string): Promise<string | null> {
+  try {
+    const lookup = await db.timezone.findUnique({
+      where: {
+        user
+      }
+    });
+
+    const tzName = lookup?.tz;
+    if (tzName == null) return null;
+    const tz = findTimeZone(tzName);
+
+    return tz.name;
+  } catch (err) {
+    return null;
+  }
+}
+
+export async function getTimeOffsetFor(user: string): Promise<number | null> {
+  try {
+    const lookup = await db.timezone.findUnique({
+      where: {
+        user
+      }
+    });
+
+    const tzName = lookup?.tz;
+    if (tzName == null) return null;
+
+    const tz = findTimeZone(tzName);
+    const offsetObj = getUTCOffset(new Date(), tz);
+    return -offsetObj.offset;
+  } catch (err) {
+    return 0;
+  }
+}
+
+export async function getTimeFor(user: string): Promise<Date | null> {
+  try {
+    const tzName = await getTimeNameFor(user);
+    if (tzName == null) return null;
+
+    const now = new Date();
+    const tz = findTimeZone(tzName);
+
+    const offsetMinutes = getUTCOffset(now, tz).offset;
+    const offsetMs = offsetMinutes * 60 * 1000;
+    const nowOffset = getCurrentOffset() * 60 * 1000;
+
+    return new Date(now.getTime() - offsetMs - nowOffset);
+  } catch (err) {
+    return null;
+  }
+}

tsconfig.json

@@ -1,103 +1,11 @@
 {
   "compilerOptions": {
-    /* Visit https://aka.ms/tsconfig to read more about this file */
-
-    /* Projects */
-    // "incremental": true,                              /* Save .tsbuildinfo files to allow for incremental compilation of projects. */
-    // "composite": true,                                /* Enable constraints that allow a TypeScript project to be used with project references. */
-    // "tsBuildInfoFile": "./.tsbuildinfo",              /* Specify the path to .tsbuildinfo incremental compilation file. */
-    // "disableSourceOfProjectReferenceRedirect": true,  /* Disable preferring source files instead of declaration files when referencing composite projects. */
-    // "disableSolutionSearching": true,                 /* Opt a project out of multi-project reference checking when editing. */
-    // "disableReferencedProjectLoad": true,             /* Reduce the number of projects loaded automatically by TypeScript. */
-
-    /* Language and Environment */
-    "target": "es2016",                                  /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
-    // "lib": [],                                        /* Specify a set of bundled library declaration files that describe the target runtime environment. */
-    // "jsx": "preserve",                                /* Specify what JSX code is generated. */
-    // "experimentalDecorators": true,                   /* Enable experimental support for TC39 stage 2 draft decorators. */
-    // "emitDecoratorMetadata": true,                    /* Emit design-type metadata for decorated declarations in source files. */
-    // "jsxFactory": "",                                 /* Specify the JSX factory function used when targeting React JSX emit, e.g. 'React.createElement' or 'h'. */
-    // "jsxFragmentFactory": "",                         /* Specify the JSX Fragment reference used for fragments when targeting React JSX emit e.g. 'React.Fragment' or 'Fragment'. */
-    // "jsxImportSource": "",                            /* Specify module specifier used to import the JSX factory functions when using 'jsx: react-jsx*'. */
-    // "reactNamespace": "",                             /* Specify the object invoked for 'createElement'. This only applies when targeting 'react' JSX emit. */
-    // "noLib": true,                                    /* Disable including any library files, including the default lib.d.ts. */
-    // "useDefineForClassFields": true,                  /* Emit ECMAScript-standard-compliant class fields. */
-    // "moduleDetection": "auto",                        /* Control what method is used to detect module-format JS files. */
-
-    /* Modules */
-    "module": "commonjs",                                /* Specify what module code is generated. */
-    // "rootDir": "./",                                  /* Specify the root folder within your source files. */
-    // "moduleResolution": "node",                       /* Specify how TypeScript looks up a file from a given module specifier. */
-    // "baseUrl": "./",                                  /* Specify the base directory to resolve non-relative module names. */
-    // "paths": {},                                      /* Specify a set of entries that re-map imports to additional lookup locations. */
-    // "rootDirs": [],                                   /* Allow multiple folders to be treated as one when resolving modules. */
-    // "typeRoots": [],                                  /* Specify multiple folders that act like './node_modules/@types'. */
-    // "types": [],                                      /* Specify type package names to be included without being referenced in a source file. */
-    // "allowUmdGlobalAccess": true,                     /* Allow accessing UMD globals from modules. */
-    // "moduleSuffixes": [],                             /* List of file name suffixes to search when resolving a module. */
-    // "resolveJsonModule": true,                        /* Enable importing .json files. */
-    // "noResolve": true,                                /* Disallow 'import's, 'require's or '<reference>'s from expanding the number of files TypeScript should add to a project. */
-
-    /* JavaScript Support */
-    // "allowJs": true,                                  /* Allow JavaScript files to be a part of your program. Use the 'checkJS' option to get errors from these files. */
-    // "checkJs": true,                                  /* Enable error reporting in type-checked JavaScript files. */
-    // "maxNodeModuleJsDepth": 1,                        /* Specify the maximum folder depth used for checking JavaScript files from 'node_modules'. Only applicable with 'allowJs'. */
-
-    /* Emit */
-    // "declaration": true,                              /* Generate .d.ts files from TypeScript and JavaScript files in your project. */
-    // "declarationMap": true,                           /* Create sourcemaps for d.ts files. */
-    // "emitDeclarationOnly": true,                      /* Only output d.ts files and not JavaScript files. */
-    // "sourceMap": true,                                /* Create source map files for emitted JavaScript files. */
-    // "outFile": "./",                                  /* Specify a file that bundles all outputs into one JavaScript file. If 'declaration' is true, also designates a file that bundles all .d.ts output. */
-    "outDir": "./dist/",                                 /* Specify an output folder for all emitted files. */
-    // "removeComments": true,                           /* Disable emitting comments. */
-    // "noEmit": true,                                   /* Disable emitting files from a compilation. */
-    // "importHelpers": true,                            /* Allow importing helper functions from tslib once per project, instead of including them per-file. */
-    // "importsNotUsedAsValues": "remove",               /* Specify emit/checking behavior for imports that are only used for types. */
-    // "downlevelIteration": true,                       /* Emit more compliant, but verbose and less performant JavaScript for iteration. */
-    // "sourceRoot": "",                                 /* Specify the root path for debuggers to find the reference source code. */
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-    // "inlineSourceMap": true,                          /* Include sourcemap files inside the emitted JavaScript. */
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-    // "newLine": "crlf",                                /* Set the newline character for emitting files. */
-    // "stripInternal": true,                            /* Disable emitting declarations that have '@internal' in their JSDoc comments. */
-    // "noEmitHelpers": true,                            /* Disable generating custom helper functions like '__extends' in compiled output. */
-    // "noEmitOnError": true,                            /* Disable emitting files if any type checking errors are reported. */
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-    // "declarationDir": "./",                           /* Specify the output directory for generated declaration files. */
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-
-    /* Interop Constraints */
-    // "isolatedModules": true,                          /* Ensure that each file can be safely transpiled without relying on other imports. */
-    // "allowSyntheticDefaultImports": true,             /* Allow 'import x from y' when a module doesn't have a default export. */
-    "esModuleInterop": true,                             /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables 'allowSyntheticDefaultImports' for type compatibility. */
-    // "preserveSymlinks": true,                         /* Disable resolving symlinks to their realpath. This correlates to the same flag in node. */
-    "forceConsistentCasingInFileNames": true,            /* Ensure that casing is correct in imports. */
-
-    /* Type Checking */
-    "strict": true,                                      /* Enable all strict type-checking options. */
-    // "noImplicitAny": true,                            /* Enable error reporting for expressions and declarations with an implied 'any' type. */
-    // "strictNullChecks": true,                         /* When type checking, take into account 'null' and 'undefined'. */
-    // "strictFunctionTypes": true,                      /* When assigning functions, check to ensure parameters and the return values are subtype-compatible. */
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-    // "noImplicitThis": true,                           /* Enable error reporting when 'this' is given the type 'any'. */
-    // "useUnknownInCatchVariables": true,               /* Default catch clause variables as 'unknown' instead of 'any'. */
-    // "alwaysStrict": true,                             /* Ensure 'use strict' is always emitted. */
-    // "noUnusedLocals": true,                           /* Enable error reporting when local variables aren't read. */
-    // "noUnusedParameters": true,                       /* Raise an error when a function parameter isn't read. */
-    // "exactOptionalPropertyTypes": true,               /* Interpret optional property types as written, rather than adding 'undefined'. */
-    // "noImplicitReturns": true,                        /* Enable error reporting for codepaths that do not explicitly return in a function. */
-    // "noFallthroughCasesInSwitch": true,               /* Enable error reporting for fallthrough cases in switch statements. */
-    // "noUncheckedIndexedAccess": true,                 /* Add 'undefined' to a type when accessed using an index. */
-    // "noImplicitOverride": true,                       /* Ensure overriding members in derived classes are marked with an override modifier. */
-    // "noPropertyAccessFromIndexSignature": true,       /* Enforces using indexed accessors for keys declared using an indexed type. */
-    // "allowUnusedLabels": true,                        /* Disable error reporting for unused labels. */
-    // "allowUnreachableCode": true,                     /* Disable error reporting for unreachable code. */
-
-    /* Completeness */
-    // "skipDefaultLibCheck": true,                      /* Skip type checking .d.ts files that are included with TypeScript. */
-    "skipLibCheck": true                                 /* Skip type checking all .d.ts files. */
+    "target": "es2016",
+    "module": "commonjs",
+    "outDir": "./dist/",
+    "esModuleInterop": true,
+    "forceConsistentCasingInFileNames": true,
+    "strict": true,
+    "skipLibCheck": true
   }
 }