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lib/storage.py

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+#!/usr/bin/python
+import sys
+import sqlite3
+sys.path.insert(1,'../')
+from config import Config
+db_pointer = Config().catalogue_db
+
+
+class Storage:
+    """Contains all methods for system storage"""
+
+    def __init__(self):
+        self.db_file = db_pointer
+        self.database()
+
+    def database(self):
+        """Create database cursor"""
+        try:
+            self.db = sqlite3.connect(self.db_file)
+            self.cursor = self.db.cursor()
+            return True
+        except Exception as e:
+            return False
+
+    def create_tables(self):
+        """Create table structure"""
+        q_check = "SELECT * FROM books"
+        q_create = '''CREATE TABLE books(title text, author text,
+        categories text, cover blob,  pages int, progress int,
+        file_name text)'''
+        try:
+            self.cursor.execute(q_check)
+        except Exception as e:
+            self.cursor.execute(q_create)
+
+    def insert_book(self, book):
+        """
+        Insert book in database
+        :returns: True if succeeds False if not
+        """
+        q = '''INSERT INTO books (title, author, categories, cover,
+        pages, progress, file_name) values (%s, %s, %s, %s, 0, %s)''' % ()
+        try:
+            self.cursor.execute(q)
+            return True
+        except Exception as e:
+            print(e)
+            return False