Import: Added band and character import

Use 'npm run import' to import from assets/import/{bands,characters}.
Existing entries are not overwritten!

assets/import/example_band.json

@@ -0,0 +1,7 @@
+{
+    "id": "1",
+    "name": "BAND-MAID",
+    "description": "Band-Maid (stylized as BAND-MAID) is an all girl rock band from Tokyo that formed in July 2013. The band combines a rock sound with a maid image modeled on Japanese maid cafés.",
+    "imageURL": "https://cdn.discordapp.com/attachments/851543504831119380/1009467684490063892/unknown.png",
+    "enabled": 0
+}

assets/import/example_characters.json

@@ -0,0 +1,18 @@
+[
+    {
+        "id": "1",
+        "bandId": "1",
+        "name": "Miku Kobato",
+        "description": "Miku Kobato is a Japanese singer, songwriter and guitarist. She is the initial founding member and main lyricist for BAND-MAID.",
+        "imageIdentifier": "bandmaid/miku.png",
+        "enabled": 0
+    },
+    {
+        "id": "2",
+        "bandId": "1",
+        "name": "Akane Hirose",
+        "description": "Akane Hirose is a Japanese drummer and founding member of BAND-MAID.",
+        "imageIdentifier": "bandmaid/akane.png",
+        "enabled": 0
+    }
+]

import.js

@@ -0,0 +1,86 @@
+require("dotenv").config();
+const { Console } = require("console");
+const fs = require("fs");
+const dbUtil = require("./util/db")
+const { Band, Character } = require("./models");
+
+const logger = new Console({
+    stdout: process.stdout,
+    stderr: process.stderr
+});
+
+//TODO: Fix ./data folders permission so wen can move out dataset in there
+
+async function importBands() {
+    const bandFiles = fs.readdirSync("./assets/import/bands").filter(file => file.endsWith(".json"));
+    //read json file and parse it into a javascript object
+    for (const file of bandFiles) {
+        let band = fs.readFileSync(`./assets/import/bands/${file}`);
+        band = JSON.parse(band);
+        logger.log(`Importing band: ${band.name}`);
+        //check if band exists in database
+        let existingBand = await db.Band.findOne({
+            where: {
+                name: band.name
+            }
+        })
+
+        if (existingBand) {
+            logger.log(`Band ${band.name} already exists in database`);
+            continue;
+        } else {
+            //create band in database
+            await db.Band.create({
+                id: band.id,
+                name: band.name,
+                description: band.description,
+                imageURL: band.imageURL,
+                enabled: band.enabled
+            });
+            logger.log(`Created band ${band.name} in database`);
+        }
+    }
+}
+
+
+async function importCharacters() {
+    const characterFiles = fs.readdirSync("./assets/import/characters").filter(file => file.endsWith(".json"));
+    //read json file and parse it into a javascript object
+    for (const file of characterFiles) {
+        let characters = fs.readFileSync(`./assets/import/characters/${file}`);
+        characters = JSON.parse(characters);
+        for (character of characters) {
+            logger.log(`Importing character: ${character.name}`);
+            //check if character exists in database
+            let existingCharacter = await db.Character.findOne({
+                where: {
+                    id: character.id
+                }
+            })
+            if (existingCharacter) {
+                logger.log(`Character ${character.name} already exists in database`);
+                continue;
+            } else {
+                //create band in database
+                await db.Character.create({
+                    id: character.id,
+                    bandId: character.bandId,
+                    name: character.name,
+                    description: character.description,
+                    imageIdentifier: character.imageIdentifier,
+                    enabled: character.enabled
+                });
+                logger.log(`Created character ${character.name} in database`);
+            }
+        }
+    }
+}
+
+logger.log("Importing...");
+dbUtil.syncDb();
+db = dbUtil.getDb();
+importBands();
+importCharacters();
+logger.log("Import complete");
+
+

package.json

@@ -5,7 +5,8 @@
   "main": "index.js",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
-    "dev": "nodemon --inspect=0.0.0.0:9229 index.js"
+    "dev": "nodemon --inspect=0.0.0.0:9229 index.js",
+    "import": "node import.js"
   },
   "author": "",
   "license": "ISC",