From 65cc2654fa51f3a4cda0c240088df6ce68e12fb3 Mon Sep 17 00:00:00 2001
From: Polevoy Yevhen <polevoye90@gmail.ua>
Date: Fri, 7 Mar 2025 18:07:04 +0200
Subject: [PATCH] 'Solution'

---
 app/main.py | 25 ++++++++++++++++++++++++-
 apples.csv  | 22 +++++++++++-----------
 bananas.csv | 30 +++++++++++++++---------------
 grapes.csv  | 26 +++++++++++++-------------
 oranges.csv | 22 +++++++++++-----------
 5 files changed, 74 insertions(+), 51 deletions(-)

diff --git a/app/main.py b/app/main.py
index fa56336e..9e4c433f 100644
--- a/app/main.py
+++ b/app/main.py
@@ -1 +1,24 @@
-# write your code here
+import csv
+
+
+def create_report(data_file_name: str, report_file_name: str) -> None:
+    with open(data_file_name, "r") as data_file:
+        reader = csv.reader(data_file)
+        total_buy = 0
+        total_supply = 0
+        for row in reader:
+            if not row:
+                continue
+            operation_type,amount = row[0], int(row[1])
+            if operation_type == "supply":
+                total_supply += amount
+            if operation_type == "buy":
+                total_buy += amount
+
+        result = total_supply - total_buy
+
+    with open(report_file_name, "w", newline="") as report_file:
+        writer = csv.writer(report_file)
+        writer.writerow(["supply",total_supply])
+        writer.writerow(["buy", total_buy])
+        writer.writerow(["result", result])
diff --git a/apples.csv b/apples.csv
index 7a4b301f..84c5e808 100644
--- a/apples.csv
+++ b/apples.csv
@@ -1,11 +1,11 @@
-supply,30
-buy,10
-buy,13
-supply,17
-buy,10
-supply,5
-supply,80
-buy,39
-supply,56
-buy,32
-buy,11
+supply,30
+buy,10
+buy,13
+supply,17
+buy,10
+supply,5
+supply,80
+buy,39
+supply,56
+buy,32
+buy,11
diff --git a/bananas.csv b/bananas.csv
index dfd87c80..4c7f7d19 100644
--- a/bananas.csv
+++ b/bananas.csv
@@ -1,15 +1,15 @@
-buy,10
-supply,300
-buy,130
-buy,12
-supply,20
-buy,1
-supply,50
-supply,12
-supply,8
-buy,41
-supply,10
-buy,12
-buy,10
-buy,77
-supply,91
+buy,10
+supply,300
+buy,130
+buy,12
+supply,20
+buy,1
+supply,50
+supply,12
+supply,8
+buy,41
+supply,10
+buy,12
+buy,10
+buy,77
+supply,91
diff --git a/grapes.csv b/grapes.csv
index 0854b0ce..8fa9efcf 100644
--- a/grapes.csv
+++ b/grapes.csv
@@ -1,13 +1,13 @@
-supply,78
-buy,9
-buy,17
-buy,22
-supply,27
-buy,80
-supply,51
-supply,82
-buy,49
-supply,102
-supply,12
-buy,29
-buy,146
+supply,78
+buy,9
+buy,17
+buy,22
+supply,27
+buy,80
+supply,51
+supply,82
+buy,49
+supply,102
+supply,12
+buy,29
+buy,146
diff --git a/oranges.csv b/oranges.csv
index 0b1ae7b2..116ca617 100644
--- a/oranges.csv
+++ b/oranges.csv
@@ -1,11 +1,11 @@
-buy,19
-supply,33
-buy,37
-supply,170
-buy,80
-supply,44
-supply,31
-buy,3
-supply,17
-buy,6
-buy,9
+buy,19
+supply,33
+buy,37
+supply,170
+buy,80
+supply,44
+supply,31
+buy,3
+supply,17
+buy,6
+buy,9