// Network integration test hitting a live PrivateBin instance (optional)
// Server under test: https://privatebin.medisoftware.org/
// Enable by setting environment variable PRIVATEBIN_IT=1

#include "privatebinapi.h"
#include <iostream>
#include <string>
#include <cassert>
#include <cstdlib>

static bool extract_paste_id_and_key(const std::string& full_url, std::string& paste_id, std::string& key) {
    // Expected format: https://host/path?PASTEID#BASE58_KEY
    const std::size_t qpos = full_url.find('?');
    const std::size_t hpos = full_url.find('#');
    if (qpos == std::string::npos || hpos == std::string::npos || hpos <= qpos + 1) {
        return false;
    }
    paste_id = full_url.substr(qpos + 1, hpos - (qpos + 1));
    key = full_url.substr(hpos + 1);
    return !paste_id.empty() && !key.empty();
}

int main() {
    const char* it = std::getenv("PRIVATEBIN_IT");
    if (!it || std::string(it) == "0") {
        std::cout << "[test] PRIVATEBIN_IT not set; skipping integration test." << std::endl;
        return 0; // treat as success when integration testing is disabled
    }
    const char* server = "https://privatebin.medisoftware.org/";
    const char* content = "Integration test from lib-privatebin";
    const char* password = nullptr; // no password
    const char* expiration = "5min"; // short-lived
    const char* format = "plaintext";
    const int burn_after_reading = 0;
    const int open_discussion = 0;

    char* paste_url = nullptr;
    char* delete_token = nullptr;

    std::cout << "[test] create_paste..." << std::endl;
    int rc = create_paste(server, content, password, expiration, format,
                          burn_after_reading, open_discussion, &paste_url, &delete_token);
    if (rc != 0 || paste_url == nullptr || delete_token == nullptr) {
        std::cerr << "[test][ERROR] create_paste failed, rc=" << rc << std::endl;
        if (paste_url) free_string(paste_url);
        if (delete_token) free_string(delete_token);
        return 1;
    }

    std::string full_url = paste_url;
    std::string paste_id;
    std::string key;
    const bool ok_parse = extract_paste_id_and_key(full_url, paste_id, key);
    if (!ok_parse) {
        std::cerr << "[test][ERROR] failed to parse paste id/key from URL: " << full_url << std::endl;
        free_string(paste_url);
        free_string(delete_token);
        return 1;
    }

    std::cout << "[test] get_paste... id=" << paste_id << std::endl;
    char* fetched = nullptr;
    rc = get_paste(server, paste_id.c_str(), key.c_str(), &fetched);
    if (rc != 0 || fetched == nullptr) {
        std::cerr << "[test][ERROR] get_paste failed, rc=" << rc << std::endl;
        free_string(paste_url);
        free_string(delete_token);
        return 1;
    }
    std::string fetched_str = fetched;
    assert(fetched_str == content && "fetched content mismatch");

    std::cout << "[test] delete_paste..." << std::endl;
    rc = delete_paste(server, paste_id.c_str(), delete_token);
    if (rc != 0) {
        std::cerr << "[test][ERROR] delete_paste failed, rc=" << rc << std::endl;
        free_string(paste_url);
        free_string(delete_token);
        free_string(fetched);
        return 1;
    }

    // cleanup
    free_string(paste_url);
    free_string(delete_token);
    free_string(fetched);

    std::cout << "[test] all API functions passed." << std::endl;
    return 0;
}