61 lines
2.0 KiB
C++
61 lines
2.0 KiB
C++
#include "excelreader.h"
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#include "utils.h"
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#include <fstream>
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#include <xlnt/xlnt.hpp>
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namespace fs = std::filesystem;
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std::size_t ExcelReader::readSellersFromFile(const fs::path& filePath, Marketplace* market)
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{
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xlnt::workbook wb;
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std::ifstream mystream(filePath, std::ios::binary);
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if (!mystream.is_open()) {
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throw std::runtime_error("Could not open Excel file");
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}
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wb.load(mystream);
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for (auto& seller : market->getSellers()) {
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seller->setState(Seller::State::DELETE);
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}
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market->storeToDb(true);
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auto ws = wb.sheet_by_index(0);
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for (auto row : ws.rows(true)) {
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// Skip the row if the first value is not a number (= seller no)
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if (row[0].data_type() != xlnt::cell::type::number) {
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continue;
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}
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//Skip the row if the seller has neither a first name nor a surname
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if (row[2].value<std::string>().empty() && row[3].value<std::string>().empty()) {
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continue;
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}
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auto seller = std::make_unique<Seller>();
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seller->setSellerNo(row[0].value<int>());
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seller->setNumArticlesOffered(row[1].value<int>());
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std::string firstName = row[2].value<std::string>();
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seller->setFirstName(trim(firstName));
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std::string lastName = row[3].value<std::string>();
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seller->setLastName(trim(lastName));
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market->getSellers().push_back(std::move(seller));
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}
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// If there was no special seller "Sonderkonto" in import data, then create one
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auto specialSeller = market->findSellerWithSellerNo(0);
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if (!specialSeller) {
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auto seller = std::make_unique<Seller>();
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seller->setSellerNo(0);
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seller->setLastName("Sonderkonto");
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seller->setFirstName("Sonderkonto");
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seller->setNumArticlesOffered(0);
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market->getSellers().push_back(std::move(seller));
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}
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market->sortSellers();
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market->storeToDb();
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return market->getSellers().size() - 1; // minus 1 because we don't count the "special" seller
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}
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