Attempting server startup.

* Created basic client

* Many bug fixes

db-old/createDatabase.sql

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+CREATE DATABASE IF NOT EXISTS market;
+USE market;
+CREATE TABLE IF NOT EXISTS users(
+    sqlId INT PRIMARY KEY AUTO_INCREMENT,
+    userId VARCHAR(36) UNIQUE NOT NULL,
+    userName VARCHAR(64) UNIQUE NOT NULL,
+    passwordHash VARCHAR(64) NOT NULL,
+    email VARCHAR(64) UNIQUE NOT NULL,
+    balance FLOAT NOT NULL DEFAULT 0,
+    publicKey VARCHAR(128) NOT NULL
+);
+CREATE TABLE IF NOT EXISTS buy_orders(
+    sqlId INT PRIMARY KEY AUTO_INCREMENT,
+    buyOrderId VARCHAR(36) UNIQUE NOT NULL,
+    timestamp DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP(),
+    expires DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP() + INTERVAL 3 DAY,
+    pageId INT NOT NULL,
+    price FLOAT NOT NULL,
+    volume INT NOT NULL,
+    fee FLOAT NOT NULL DEFAULT 0,
+    sold INT NOT NULL DEFAULT 0,
+    FOREIGN KEY (userId) REFERENCES users(userId)
+);
+CREATE TABLE IF NOT EXISTS sell_orders(
+    sqlId INT PRIMARY KEY AUTO_INCREMENT,
+    sellOrderId VARCHAR(36) UNIQUE NOT NULL,
+    timestamp DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP(),
+    expires DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP() + INTERVAL 3 DAY,
+    price FLOAT NOT NULL,
+    fee FLOAT NOT NULL,
+    FOREIGN KEY (userId) REFERENCES users(userId)
+);
+CREATE TABLE IF NOT EXISTS sell_orders_items(
+    sqlId INT PRIMARY KEY AUTO_INCREMENT,
+    cardId VARCHAR(36) NOT NULL,
+    FOREIGN KEY (sellOrderId) REFERENCES sell_orders(sellOrderId) NOT NULL
+);
+CREATE TABLE IF NOT EXISTS transactions(
+    sqlId INT PRIMARY KEY AUTO_INCREMENT,
+    transactionId VARCHAR(36) UNIQUE NOT NULL,
+    isPending BOOLEAN NOT NULL DEFAULT true,
+    isAbandoned BOOLEAN NOT NULL DEFAULT false,
+    FOREIGN KEY (buyOrderId) REFERENCES buy_orders(buyOrderId) NOT NULL,
+    FOREIGN KEY (sellOrderItemSqlId) REFERENCES sell_order_items(sqlId) NOT NULL
+);
+CREATE USER IF NOT EXISTS '${MARKET_DB_USER}'@'%' IDENTIFIED BY '${MARKET_DB_PASSWORD}';
+CREATE USER IF NOT EXISTS '${ORDER_MATCHER_DB_USER}'@'%' IDENTIFIED BY '${ORDER_MATCHER_DB_PASSWORD}';
+CREATE USER IF NOT EXISTS '${STATUS_CHECKER_DB_USER}'@'%' IDENTIFIED BY '${STATUS_CHECKER_DB_PASSWORD}';
+GRANT ALL PRIVILEGES ON market.* TO '${MARKET_DB_USER}'@'%';
+GRANT ALL PRIVILEGES ON market.* TO '${ORDER_MATCHER_DB_USER}'@'%';
+GRANT ALL PRIVILEGES ON market.* TO '${STATUS_CHECKER_DB_USER}'@'%';

db-old/getBuyOrders.sql

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+SELECT buy_order_id
+FROM buy_orders
+JOIN cards
+ON buy_orders.title = cards.title
+WHERE title == desired_title
+AND price >= desired_price
+AND volume > (
+    SELECT count(*)
+    FROM transactions
+    WHERE buy_order_id == buy_order_id;
+)
+ORDER BY price DESC;

db-old/getDeck.sql

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+SELECT cardId, pageId, transactionId
+FROM (
+    SELECT cardId, pageId, transactionId, ROW_NUMBER() OVER (
+        PARTITION BY cardId ORDER BY timestamp DESC
+        ) AS rowNumber
+    FROM transactions
+    JOIN cards
+    WHERE receiver == {userId}
+) AS subquery
+WHERE rowNumber == 0;

db-old/getSellOrders.sql

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+SELECT sell_orders.sell_order_id, sell_order_items.card_id
+FROM sell_orders
+JOIN sell_order_items
+ON sell_orders.sell_order_id = sell_order_items.sell_order_id
+WHERE price <= desired_price
+AND sell_order_items.card_id NOT IN (
+    SELECT card_id
+    FROM transactions
+    WHERE sell_order_id == sell_order_id;
+)
+ORDER BY price ASC;