[Command] Switch date on /menu

src/commands/MenuCommand.js

@@ -18,8 +18,9 @@
  */
 
 import { ApplicationCommandOptionType } from 'discord-api-types/v9';
-import { MessageEmbed } from 'discord.js';
+import { MessageActionRow, MessageButton, MessageEmbed } from 'discord.js';
 import CrousApi from '../api/CrousApi.js';
+import Bot from '../Bot.js';
 import Command from '../Command.js';
 import SoftConfig from '../config/SoftConfig.js';
 import Cache from '../utils/Cache.js';
@@ -27,6 +28,8 @@ import Cache from '../utils/Cache.js';
 class MenuCommand extends Command {
     constructor() {
         super();
+        Bot.registerButton("menu_next", this.buttonNext.bind(this));
+        Bot.registerButton("menu_previous", this.buttonPrevious.bind(this));
     }
 
     getName() {
@@ -71,7 +74,34 @@ class MenuCommand extends Command {
             const [, day, month, year] = res;
             return new Date(year, month - 1, day);
         }
+    }
+
+    __getDateInMsg(interaction, daydiff) {
+        const res = /^.*([0-9]{2})\/([0-9]{2})\/([0-9]{4}).*$/.exec(interaction.message.content);
+        const [, day, month, year] = res;
+        return new Date(Date.UTC(year, month - 1, parseInt(day) + daydiff));
+    }
+
+    __getFilterInMsg(interaction) {
+        const res = /^.*(ETU|PER|ALL).*$/.exec(interaction.message.content);
+        return res[1];
+    }
+
+    async buttonNext(interaction) {
+        let date = this.__getDateInMsg(interaction, 1);
+        let filter = this.__getFilterInMsg(interaction);
+
+        await interaction.deferUpdate();
+        await interaction.editReply(await this.__getMessageContent(date, filter));
+    }
+
+    async buttonPrevious(interaction) {
+        let date = this.__getDateInMsg(interaction, -1);
+        console.log(date);
+        let filter = this.__getFilterInMsg(interaction);
 
+        await interaction.deferUpdate();
+        await interaction.editReply(await this.__getMessageContent(date, filter));
     }
 
     async execute(interaction) {
@@ -84,28 +114,27 @@ class MenuCommand extends Command {
             return;
         }
 
+        await interaction.deferReply();
+        await interaction.editReply(await this.__getMessageContent(date, filter));
+    }
+
+    async __getMessageContent(date, filter) {
         const menu = (await Cache.cache("crous.menu", 3600, () => CrousApi.menu())).data;
 
+        const row = new MessageActionRow().addComponents(
+            new MessageButton()
+                .setCustomId('menu_previous')
+                .setLabel("Jour précédent")
+                .setStyle("PRIMARY"),
+            new MessageButton()
+                .setCustomId('menu_next')
+                .setLabel("Jour suivant")
+                .setStyle("PRIMARY")
+        )
+
         const zeroPad = (num, places) => String(num).padStart(places, '0');
         const d = `${zeroPad(date.getDate(), 2)}/${zeroPad(date.getMonth() + 1, 2)}/${zeroPad(date.getUTCFullYear(), 4)}`;
 
-        const sortfunc = (a, b) => {
-            if (a.name.includes("PER") && b.name.includes("ETU")) {
-                return -1;
-            } else if (a.name.includes("ETU") && b.name.includes("PER")) {
-                return 1;
-            } else {
-                if (a.name.includes("ENTREES") || b.name.includes("DESSERTS")) {
-                    return -1;
-                } else if (a.name.includes("DESSERTS") || b.name.includes("ENTREES")) {
-                    return 1;
-                } else {
-                    return a.name.localeCompare(b.name);
-                }
-            }
-        };
-
-        await interaction.deferReply();
         for (let m of menu) {
             if ((new Date(m.date)).setHours(0, 0, 0, 0) == date.setHours(0, 0, 0, 0)) {
 
@@ -113,22 +142,34 @@ class MenuCommand extends Command {
                     if (meal.name == "midi") {
                         const embed = new MessageEmbed()
                             .setColor(SoftConfig.get("bot.color", "#fb963a"))
-                            .setTitle(`Menu du ${d}`)
                             .setTimestamp(Cache.modified_date('crous.menu'))
-                        for (let cat of meal.foodcategory.sort(sortfunc)) {
+                        for (let cat of meal.foodcategory.sort(this.__sortfunc)) {
                             if (cat.name.includes(filter))
                                 embed.addField(cat.name, cat.dishes.map((x) => ("> " + x.name)).join("\n"), false);
                         }
-                        await interaction.editReply({ embeds: [embed] });
-                        return;
+                        return { embeds: [embed], content: `Menu ${filter} du ${d}`, components: [row] };
                     }
                 }
-                await interaction.editReply({ content: `Le menu de midi du ${d} n'est pas disponible.` });
-                return;
+                return { content: `Le menu ${filter} du ${d} n'est pas disponible.`, components: [row], embeds: [] };
             }
         }
+        return { content: `Le menu ${filter} du ${d} n'est pas disponible.`, components: [row], embeds: [] };
+    }
 
-        await interaction.editReply({ content: `Le menu du ${d} n'est pas disponible.` });
+    __sortfunc(a, b) {
+        if (a.name.includes("PER") && b.name.includes("ETU")) {
+            return -1;
+        } else if (a.name.includes("ETU") && b.name.includes("PER")) {
+            return 1;
+        } else {
+            if (a.name.includes("ENTREES") || b.name.includes("DESSERTS")) {
+                return -1;
+            } else if (a.name.includes("DESSERTS") || b.name.includes("ENTREES")) {
+                return 1;
+            } else {
+                return a.name.localeCompare(b.name);
+            }
+        }
     }
 }