#include "cmdline.h"
#include "printdata.h"

#include <iostream>

using namespace std;

int
main(int argc, char *argv[])
{
    // Get database access parameters from command line
    mysqlpp::examples::CommandLine cmdline(argc, argv);
    if (!cmdline) {
        return 1;
    }

    try {
        // Establish the connection to the database server.
        mysqlpp::Connection con(mysqlpp::examples::db_name,
                cmdline.server(), cmdline.user(), cmdline.pass());

        // Build a template query to retrieve a stock item given by
        // item name.
        mysqlpp::Query query = con.query(
                "select * from stock where item = %0q");
        query.parse();

        // Retrieve an item added by resetdb; it won't be there if
        // tquery* or ssqls3 is run since resetdb.
        mysqlpp::StoreQueryResult res1 = query.store("Nürnberger Brats");
        if (res1.empty()) {
            throw mysqlpp::BadQuery("UTF-8 bratwurst item not found in "
                    "table, run resetdb");
        }

        // Replace the proper German name with a 7-bit ASCII
        // approximation using a different template query.
        query.reset();      // forget previous template query data
        query << "update stock set item = %0q where item = %1q";
        query.parse();
        mysqlpp::SimpleResult res2 = query.execute("Nuerenberger Bratwurst",
                res1[0][0].c_str());

        // Print the new table contents.
        print_stock_table(query);
    }
    catch (const mysqlpp::BadQuery& er) {
        // Handle any query errors
        cerr << "Query error: " << er.what() << endl;
        return -1;
    }
    catch (const mysqlpp::BadConversion& er) {
        // Handle bad conversions
        cerr << "Conversion error: " << er.what() << endl <<
                "\tretrieved data size: " << er.retrieved <<
                ", actual size: " << er.actual_size << endl;
        return -1;
    }
    catch (const mysqlpp::Exception& er) {
        // Catch-all for any other MySQL++ exceptions
        cerr << "Error: " << er.what() << endl;
        return -1;
    }

    return 0;
}
