From a2afca302c68b8b5d7c3bec13378180b60a3ac17 Mon Sep 17 00:00:00 2001
From: Filip Wandzio <contact@philw.dev>
Date: Sun, 1 Mar 2026 11:29:12 +0100
Subject: Scaffold project

Signed-off-by: Filip Wandzio <contact@philw.dev>
---
 src/main.c | 83 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 src/main.c

(limited to 'src/main.c')

diff --git a/src/main.c b/src/main.c
new file mode 100644
index 0000000..33d4b39
--- /dev/null
+++ b/src/main.c
@@ -0,0 +1,83 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <time.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+
+#include "questions.h"
+#include "utils.h"
+
+int main(void) {
+    srand((unsigned)time(NULL));
+
+    // utwórz katalog data/ jeśli nie istnieje
+    struct stat st = {0};
+    if (stat("data", &st) == -1) {
+#ifdef _WIN32
+        _mkdir("data");
+#else
+        mkdir("data", 0755);
+#endif
+    }
+
+    QuestionSet qs;
+    if (load_questions("data/questions.txt", &qs) != EXIT_SUCCESS) {
+        fprintf(stderr, "Error: cannot load questions file\n");
+        return EXIT_FAILURE;
+    }
+
+    FILE *csv = fopen("data/results.csv", "a");
+    if (!csv) {
+        perror("CSV open");
+        free_questions(&qs);
+        return EXIT_FAILURE;
+    }
+
+    int limit = 0;
+    printf("Time limit (sec, 0 = unlimited): ");
+    if (scanf("%d", &limit) != 1) limit = 0;
+    wait_enter(NULL);
+
+    size_t total = 0, correct = 0;
+    char cont = 'y';
+
+    while (cont == 'y' || cont == 'Y') {
+        const char *g = qs.general[rand_index(qs.general_count)];
+        const char *m = qs.major[rand_index(qs.major_count)];
+
+        print_line();
+        printf("GENERAL:\n%s\n\nMAJOR:\n%s\n", g, m);
+        print_line();
+
+        wait_enter("Press ENTER to start...");
+        time_t start = time(NULL);
+
+        wait_enter("Press ENTER when done...");
+        double duration = difftime(time(NULL), start);
+
+        if (limit > 0 && duration > limit)
+            printf("Time exceeded!\n");
+
+        char ans = ask_yes_no("Correct? (y/n): ");
+        if (ans == 'y' || ans == 'Y') correct++;
+        total++;
+
+        char ts[32];
+        now_str(ts, sizeof(ts));
+        fprintf(csv, "\"%s\",\"%s\",\"%s\",%c,%.0f\n", ts, g, m, ans, duration);
+
+        printf("Score: %zu/%zu (%.1f%%)\n",
+               correct, total,
+               total ? (double)correct / total * 100 : 0.0);
+
+        cont = ask_yes_no("Next? (y/n): ");
+    }
+
+    printf("\nSession score: %.1f%%\n",
+           total ? (double)correct / total * 100 : 0.0);
+
+    fclose(csv);
+    free_questions(&qs);
+
+    return EXIT_SUCCESS;
+}
-- 
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