70 lines
1.3 KiB
C++
70 lines
1.3 KiB
C++
#include <cinttypes>
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#include <string>
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#include <vector>
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#include <fstream>
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#include <unistd.h>
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#include "isbn-interaction.h"
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#include "csv.h"
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#define BOOK_FILENAME "books.csv"
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std::string book_vec_to_json(std::vector<std::string> headers, std::vector<std::string> book)
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{
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int i;
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std::string out = "{";
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for (i = 0; i < book.size(); i++) {
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out += "\"" + headers[i] + "\":";
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out += "\"" + book[i] + "\",";
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}
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return out + "}";
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}
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std::string get_all_books()
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{
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std::ifstream file;
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int file_exists;
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std::string line, total_lines;
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std::vector<std::string> book_vec;
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std::vector<std::string> header_vec;
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file.open(BOOK_FILENAME);
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if (!file.good()) {
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fprintf(stderr, "Theres no books available!\n");
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return "No books saved!";
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}
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std::getline(file, line);
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// this contains the headers so that we can fill the json file
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header_vec = get_csv_as_vector(line);
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total_lines = "{";
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while (std::getline(file, line)) {
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book_vec = get_csv_as_vector(line);
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total_lines += book_vec_to_json(header_vec, book_vec) + ",";
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}
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return total_lines + "}";
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}
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void add_new_book(std::string isbn)
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{
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pid_t pid;
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std::string program_name = "./isbn";
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std::string write = "w";
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const char* args[] = {program_name.c_str(), isbn.c_str(), write.c_str()};
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pid = fork();
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if (0 == pid) { //
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// this is the child
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}
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//TODO execvp the args blah blah
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}
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