From 383539244425a7cf806f9a05a585c5aa990bc260 Mon Sep 17 00:00:00 2001
From: Ashik K <root@ashik.se>
Date: Sun, 26 Mar 2023 09:58:15 +0200
Subject: [PATCH] Command line argument parsing with getopt

---
 fetcher.cc | 24 ++++++++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

diff --git a/fetcher.cc b/fetcher.cc
index fdb7ca7..b7628a0 100644
--- a/fetcher.cc
+++ b/fetcher.cc
@@ -2,8 +2,11 @@
 #include <fstream>
 
 #include <cstdlib>
+#include <cstdio>
 #include <cstring>
 
+#include <unistd.h>
+
 #include <curlpp/cURLpp.hpp>
 #include <curlpp/Easy.hpp>
 #include <curlpp/Options.hpp>
@@ -13,13 +16,30 @@
 
 int main(int argc, char *argv[])
 {
-  if (argc !=3 ) {
+  std::string exbid, apikey;
+  if (argc !=5 ) {
     std::cout<<"Please run as "<<argv[0] <<" <exhibition id> <api key>"<<std::endl;
     exit(0);
   }
+  int c;
+  while ((c = getopt (argc, argv, "e:k:")) != -1)
+    switch(c)
+      {
+      case 'e':
+	exbid = optarg;
+	break;
+      case 'k':
+	apikey = optarg;
+	break;
+      default:
+	break;
+      }
   char url[256], outfilename[64];
   for (int i = 0; i<4; i++) {
-    snprintf(url, sizeof url, "https://api.dimu.org/api/solr/select?q=Kosta&wt=json&fq=(artifact.exhibitionUids:\"%s\")&start=%d&rows=100&api.key=%s", argv[1], i*100,  argv[2]);
+    snprintf(url, sizeof url, "https://api.dimu.org/api/solr/select?q=Kosta&wt=json&fq=(artifact.exhibitionUids:\"%s\")&start=%d&rows=100&api.key=%s", exbid.c_str(), i*100,  apikey.c_str());
+
+    std::cout<<url<<"\n";
+
     snprintf(outfilename, sizeof outfilename, "data_%d.json", i);
    
    /*if (DEBUG_LEVEL > 0) */std::cout<<"url to fetch is "<<std::endl<<url<<std::endl;