First commit

Author: Zelak312

.eslintrc.js

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+module.exports = {
+    "env": {
+        "commonjs": true,
+        "es2021": true,
+        "node": true
+    },
+    "extends": "eslint:recommended",
+    "overrides": [
+    ],
+    "parserOptions": {
+        "ecmaVersion": "latest"
+    },
+    "rules": {
+    }
+}

.gitignore

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+node_modules
+.env

.npmignore

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+.env

LICENSE.md

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+MIT License
+
+Copyright (c) 2022 Plexi Development
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

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+# Install
+
+```
+npm i -g quick.db-mongodb-migration-tool
+```
+
+# Usage
+
+(in a terminal)
+
+```
+migration-tool
+```

eslintrc.json

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+#!/usr/bin/env node
+const fs = require("fs");
+const { MongoClient } = require("mongodb");
+const { QuickDB } = require("quick.db");
+
+function fatal(msg, aditionalError = null) {
+    console.log(msg);
+    if (aditionalError) console.error(aditionalError);
+    process.exit(1);
+}
+
+async function main() {
+    const inquirer = (await import("inquirer")).default;
+    const answers = await inquirer.prompt([
+        {
+            type: "list",
+            name: "choice",
+            message: "How do you want to connect to mongodb?",
+            choices: [
+                { name: "ip - port - user - password - database", value: 0 },
+                { name: "Mongodb url string", value: 1 },
+            ],
+        },
+        {
+            type: "input",
+            name: "url",
+            message: "What is the mongodb connection string?",
+            when: (answers) => {
+                return answers.choice == 1;
+            },
+        },
+        {
+            type: "input",
+            name: "ip",
+            message: "What is the server ip?",
+            when: (answers) => {
+                return answers.choice == 0;
+            },
+        },
+        {
+            type: "input",
+            name: "port",
+            message: "What is the server port?",
+            when: (answers) => {
+                return answers.choice == 0;
+            },
+        },
+        {
+            type: "input",
+            name: "user",
+            message: "What is the user?",
+            when: (answers) => {
+                return answers.choice == 0;
+            },
+        },
+        {
+            type: "input",
+            name: "password",
+            message: "What is the password?",
+            when: (answers) => {
+                return answers.choice == 0;
+            },
+        },
+        {
+            type: "input",
+            name: "database",
+            message: "What is the database to use?",
+            when: (answers) => {
+                return answers.choice == 0;
+            },
+        },
+        {
+            type: "input",
+            name: "file",
+            message: "Where should the sqlite database be saved?",
+        },
+    ]);
+
+    if (answers.choice == 0) {
+        answers.url = `mongodb://${answers.user}:${answers.password}@${answers.ip}:${answers.port}/${answers.database}`;
+    }
+
+    if (fs.existsSync(answers.file)) {
+        fatal(`file: ${answers.file}: already exist - not overwritting`);
+    }
+
+    const db = new QuickDB({ filePath: answers.file });
+
+    const mongoClient = new MongoClient(answers.url);
+    let connected = true;
+    const e = await mongoClient
+        .connect()
+        .catch((e) => ((connected = false), e));
+    if (!connected) {
+        fatal(`Couldn't connec to ${answers.url}`, e);
+    }
+
+    const dbConn = mongoClient.db();
+    const collections = await dbConn.listCollections().toArray();
+
+    // Process all collections
+    console.log("Processing all collections");
+    for (const collection of collections) {
+        if (collection.type != "collection") continue;
+        console.log(`Processing collection: ${collection.name}`);
+        const colConn = await dbConn.collection(collection.name);
+        const colName = collection.name == "jsons" ? "json" : collection.name;
+        const entries = await colConn.find({}).toArray();
+        const table = db.table(colName);
+
+        for (const entry of entries) {
+            console.log(`Processing entry: ${entry.ID}`);
+            await table.set(entry.ID, entry.data);
+        }
+    }
+
+    await mongoClient.close();
+    console.log("Done");
+}
+
+main();