/*
* Copyright (c) 2025 Aldrik Ramaekers <aldrik.ramaekers@gmail.com>
* 
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
* 
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/


#include "ui.hpp"
#include "imgui.h"
#include "memops.hpp"
#include "strops.hpp"
#include "locales.hpp"
#include "administration.hpp"

tax_statement* statement = 0;

void ui::setup_tax_report()
{
    statement = (tax_statement*)memops::alloc(sizeof(tax_statement));
    administration::create_tax_statement(statement);
}

void ui::destroy_tax_report()
{
    memops::unalloc(statement);
}

void ui::draw_tax_report()
{
    static s32 current_page = 0;
    s32 max_page = statement->report_count;

    if (current_page >= max_page-1) current_page = max_page-1;
    if (current_page < 0) current_page = 0;

    bool enable_prev = current_page > 0;
    if (!enable_prev) ImGui::BeginDisabled();
    if (ImGui::Button(locale::get("ui.prev")) && current_page > 0) current_page--;
    if (!enable_prev) ImGui::EndDisabled();

    ImGui::SameLine();
    ImGui::Text("(%d/%d)", current_page+1, max_page);

    ImGui::SameLine();
    bool enable_next = current_page < max_page-1;
    if (!enable_next) ImGui::BeginDisabled();
    if (ImGui::Button(locale::get("ui.next")) && current_page < max_page-1) current_page++;
    if (!enable_next) ImGui::EndDisabled();

    ImGui::Spacing();

    char* currency_symbol = administration::get_currency_symbol_for_currency(administration::get_default_currency());
    tax_report report = statement->reports[current_page];

    if (ImGui::BeginTable("QuarterlyTaxTable", 4, ImGuiTableFlags_Borders | ImGuiTableFlags_RowBg | ImGuiTableFlags_SizingFixedFit | ImGuiTableFlags_Hideable))
    {
        ImGui::PushFont(fontBold);
        ImGui::TableSetupColumn("##desc", ImGuiTableColumnFlags_WidthStretch);
        ImGui::TableSetupColumn("##names", ImGuiTableColumnFlags_WidthFixed, 60);
        ImGui::TableSetupColumn(report.quarter_str, ImGuiTableColumnFlags_WidthFixed, 120);
        ImGui::TableSetupColumn("##tax", ImGuiTableColumnFlags_WidthFixed, 120);

        ImGui::TableHeadersRow();
        ImGui::PopFont();

        for (u32 x = 0; x < report.line_count; x++)
        {
            tax_line line = report.lines[x];
            bool is_last = x == (report.line_count-1);
            bool bold = is_last || strops::equals(line.tax_category, "");

            if (bold) ImGui::PushFont(fontBold);

            ImGui::TableNextRow();
            ImGui::TableSetColumnIndex(0); ImGui::Text("%s", locale::get(line.tax_description));
            ImGui::TableSetColumnIndex(1); ImGui::Text("%s", locale::get(line.tax_category));

            #if 0
            if (!strops::equals(line.tax_category, "")) {
                ImGui::TableSetColumnIndex(2); ImGui::Text("%.2f %s", line.total_net, currency_symbol);

                
                ImGui::TableSetColumnIndex(3);
                if (!is_last) ImGui::Text("%.2f %s", line.total_tax, currency_symbol);
                else {
                    if (line.total_tax < 0.0f) {
                        ImGui::PushStyleColor(ImGuiCol_Text, IM_COL32(235, 64, 52, 255));
                        ImGui::Text("(%.0f %s)", line.total_tax, currency_symbol);
                        ImGui::PopStyleColor();
                    }
                    else {
                        ImGui::Text("%.0f %s", line.total_tax, currency_symbol);
                    }
                }
            }
            #else
            ImGui::TableSetColumnIndex(2);
            if (line.show_net) ImGui::Text("%.2f %s", line.total_net, currency_symbol);
            else ImGui::Text("");

            ImGui::TableSetColumnIndex(3);
            if (line.show_tax) {      
                if (!is_last) ImGui::Text("%.2f %s", line.total_tax, currency_symbol);
                else {
                    if (line.total_tax < 0.0f) {
                        ImGui::PushStyleColor(ImGuiCol_Text, IM_COL32(235, 64, 52, 255));
                        ImGui::Text("(%.0f %s)", line.total_tax, currency_symbol);
                        ImGui::PopStyleColor();
                    }
                    else {
                        ImGui::Text("%.0f %s", line.total_tax, currency_symbol);
                    }
                }
            }
            else ImGui::Text("");
            #endif

            if (bold) ImGui::PopFont();
        }
        
        ImGui::EndTable();
    }
}