create report every seven days

src/utils/createReport.py

@@ -0,0 +1,61 @@
+import os
+from prettytable import PrettyTable
+from src.logic import Database
+from src.utils import stringToDate
+import sqlite3 as sql
+from PyQt6.QtCore import QDate
+from src import config
+import datetime
+
+# query all loans that happened in the last 7 days
+def generate_report():
+    '''Generate an excel report for all actions that happened in the last seven days    
+
+    Returns:
+        str: a string represeting the generated table
+    '''
+    db = Database()
+    path = db.db_path
+    year = datetime.datetime.now().year
+    week = datetime.datetime.now().isocalendar()[1]
+    if not os.path.exists(config.report.path):
+        os.makedirs(config.report.path)
+    report_path = os.path.join(config.report.path, f"report_{year}_{week}.tsv")
+    day = QDate.currentDate().addDays(-7).toString("yyyy-MM-dd")
+    query = f"""SELECT * FROM loans WHERE loan_date >= '{day}';"""
+    # print(query)
+
+    colnames = ["UserId", "Title", "Action", "Datum"]
+    table = PrettyTable(colnames)
+    table.align[colnames[0]] = "l"
+    table.align[colnames[1]] = "l"
+    table.align[colnames[2]] = "l"
+
+    with sql.connect(path) as conn:
+        cursor = conn.cursor()
+        cursor.execute(query)
+        loans = cursor.fetchall()
+
+        for loan in loans:
+            loan_action = "Ausleihe" if loan[5] == 0 else "Rückgabe"
+            loan_action_date = stringToDate(
+                loan[3] if loan[5] == 0 else loan[6]
+            ).toString("dd.MM.yyyy")
+            table.add_row(
+                [
+                    loan[1],
+                    db.getMedia(loan[2]).title,
+                    loan_action,
+                    loan_action_date,
+                ]
+            )
+    # # print(table)
+    # # wruitng the table to a file
+    # with open("report.txt", "w", encoding="utf-8") as f:
+    #     f.write(str(table))
+    
+    tsv_table = table.get_csv_string().replace(",", "\t")
+    # write the file
+    with open(report_path, "w", encoding="utf-8") as f:
+        f.write(tsv_table)
+    return table