added several flags for customization

cclock.c

@@ -124,18 +124,117 @@ bool fetch_temp_owm(const config_t *cfg, char *out, size_t out_size) {
 
 /* ---------------- Main ---------------- */
 int main(int argc, char **argv) {
-    config_t cfg = {0};
+bool twelve_hour = false;
-    char config_path[512];
+bool human_date = false;
-    snprintf(config_path, sizeof(config_path), "%s/.config/cclock/config", getenv("HOME"));
+bool quiet = false;
+bool hide_temp = false;
+bool force_c = false;
+bool force_f = false;
 
-    if (!load_config_toml(&cfg, config_path)) {
+/* Parse CLI flags FIRST */
-        printf("Failed to load config from %s\n", config_path);
+
-        return 1;
+for (int i = 1; i < argc; i++) {
+    if (strcmp(argv[i], "--help") == 0) {
+        goto show_help;
     }
+    if (argv[i][0] != '-') continue;
 
-    bool twelve_hour = false;
+    for (int j = 1; argv[i][j]; j++) {
-    for (int i = 1; i < argc; i++)
+        switch (argv[i][j]) {
-        if (strcmp(argv[i], "-t") == 0) twelve_hour = true;
+            case 't': twelve_hour = true; break;
+            case 'H': human_date = true; break;
+            case 'q': quiet = true; break;
+            case 'T': hide_temp = true; break;
+            case 'C': force_c = true; break;
+            case 'F': force_f = true; break;
+
+            case 'h':
+                goto show_help;
+
+            default:
+                printf("Unknown flag: -%c\n", argv[i][j]);
+                return 1;
+        }
+    }
+}
+
+/* Help/Usage output */
+show_help:
+
+printf("Usage: %s [-12HqtCF]\n\n", argv[0]);
+
+printf("Options:\n");
+printf("  -12        Use 12-hour time format\n");
+printf("  -H         Human-readable date (\"Tuesday 16, Feb\")\n");
+printf("  -q         Hide \"Press q to quit\" footer\n");
+printf("  -t         Hide temperature display\n");
+printf("  -C         Force Celsius\n");
+printf("  -F         Force Fahrenheit\n");
+printf("  -h,--help  Show this help\n");
+
+return 0;
+
+/* NOW load config */
+
+config_t cfg = {0};
+char config_path[512];
+snprintf(config_path, sizeof(config_path), "%s/.config/cclock/config", getenv("HOME"));
+
+if (!load_config_toml(&cfg, config_path)) {
+    printf("Failed to load config from %s\n", config_path);
+    return 1;
+}
+
+/* NOW apply overrides */
+
+if (force_c) {
+    strncpy(cfg.units, "metric", sizeof(cfg.units) - 1);
+    cfg.units[sizeof(cfg.units) - 1] = '\0';
+}
+else if (force_f) {
+    strncpy(cfg.units, "imperial", sizeof(cfg.units) - 1);
+    cfg.units[sizeof(cfg.units) - 1] = '\0';
+}
+
+for (int i = 1; i < argc; i++) {
+    if (argv[i][0] != '-') continue;
+
+    for (int j = 1; argv[i][j]; j++) {
+        switch (argv[i][j]) {
+            case 't':
+                twelve_hour = true;
+                break;
+
+            case 'T':
+                hide_temp = true;
+                break;
+
+            case 'C':
+                force_c = true;
+                break;
+
+            case 'F':
+                force_f = true;
+                break;
+
+            case 'H':
+                human_date = true;
+                break;
+
+            case 'q':
+                quiet = true;
+                break;
+
+            case 'h':
+                printf("Usage: %s [-tH]\n", argv[0]);
+                return 0;
+
+            default:
+                printf("Unknown flag: -%c\n", argv[i][j]);
+                return 1;
+        }
+    }
+}
 
     signal(SIGINT, handle_sigint);
     signal(SIGWINCH, handle_winch);
@@ -149,7 +248,7 @@ int main(int argc, char **argv) {
 
     curl_global_init(CURL_GLOBAL_DEFAULT);
 
-    char time_buf[16], date_buf[11], temp_buf[64];
+    char time_buf[16], date_buf[15], temp_buf[64];
     time_t last_fetch = 0;
     const int refresh_interval = 600; /* 10 minutes */
 
@@ -172,7 +271,9 @@ int main(int argc, char **argv) {
 
         const char *time_fmt = twelve_hour ? "%I:%M %p" : "%H:%M";
         strftime(time_buf, sizeof(time_buf), time_fmt, tm_now);
-        strftime(date_buf, sizeof(date_buf), "%m/%d/%Y", tm_now);
+
+        const char *date_fmt = human_date ? "%A %d, %b" : "%m/%d/%Y";
+        strftime(date_buf, sizeof(date_buf), date_fmt, tm_now);
 
         if (difftime(now, last_fetch) >= refresh_interval) {
             if (!fetch_temp_owm(&cfg, temp_buf, sizeof(temp_buf)))
@@ -192,10 +293,13 @@ int main(int argc, char **argv) {
         int date_x = (cols - strlen(date_buf)) / 2;
         mvprintw(y_mid + 1, date_x, "%s", date_buf);
 
-        int temp_x = (cols - strlen(temp_buf)) / 2;
+        if (!hide_temp) {
-        mvprintw(y_mid + 2, temp_x, "%s", temp_buf);
+            int temp_x = (cols - strlen(temp_buf)) / 2;
+            mvprintw(y_mid + 2, temp_x, "%s", temp_buf);
+        }
 
-        mvprintw(rows - 1, 0, "Press 'q' to quit");
+        if (!quiet)
+            mvprintw(rows - 1, 0, "Press 'q' to quit");
 
         refresh();