#define _CRT_SECURE_NO_WARNINGS

#include <zip.h>
#include <xml.h>
#include <stdlib.h>

#include "administration_writer.hpp"

bool administration_writer_save_cost_centers()
{
    return false;
}

bool administration_writer_save_tax_brackets()
{
    struct zip_t *zip = zip_open(administration_file_path_get(), 0, 'w');
    if (!zip) {
        zip = zip_open(administration_file_path_get(), 0, 'a');
        if (!zip) {
            return false;
        }
    }

    if (zip_entry_open(zip, ADMIN_FILE_SETTINGS) < 0) {
        return false;
    }

    // Get all data.
    u32 num_brackets = administration_tax_bracket_count();
    u32 buffer_size = sizeof(country_tax_bracket) * num_brackets;
    country_tax_bracket* bracket_buffer = (country_tax_bracket*)malloc(buffer_size);
    num_brackets = administration_tax_bracket_get_all(bracket_buffer);
    
    int buf_length = num_brackets * 500;  // Ballpark file content size.
    char* settings_content = (char*)malloc(buf_length);
    memset(settings_content, 0, buf_length);

    char* orig_content = settings_content;

    //// Tax brackets.
    settings_content += sprintf(settings_content, "<country_tax_brackets>\n");

    for (u32 i = 0; i < num_brackets; i++) {
        country_tax_bracket c = bracket_buffer[i];

        settings_content += sprintf(settings_content, "\t<country_tax_bracket>\n");

        settings_content += sprintf(settings_content, "\t\t<id>%s</id>\n", c.id);
        settings_content += sprintf(settings_content, "\t\t<country_code>%s</country_code>\n", c.country_code);
        settings_content += sprintf(settings_content, "\t\t<rate>%.2f</rate>\n", c.rate);
        settings_content += sprintf(settings_content, "\t\t<description>%s</description>\n", c.description);

        settings_content += sprintf(settings_content, "\t</country_tax_bracket>\n");
    }

    settings_content += sprintf(settings_content, "</country_tax_brackets>");

    int final_length = (int)strlen(orig_content);

    bool result = true;
    if (!xml_parse_document((uint8_t*)orig_content, final_length)) {
        result = false;
    }


    if (zip_entry_write(zip, orig_content, final_length) < 0) {
        result = false;
    }

    zip_entry_close(zip);

    zip_close(zip);

    free(bracket_buffer);
    free(orig_content);

    return result;
}