Settings.cpp

// Copyright (C) 2022 Zijun Yang <zijun.yang@outlook.com>
//
// This file is part of Markdown to HTML Convertor.
//
// Markdown to HTML Convertor is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Markdown to HTML Convertor is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Markdown to HTML Convertor.  If not, see <http://www.gnu.org/licenses/>.

#include "Settings.h"
#include <filesystem>
#include <iomanip>
#include <iostream>
#include <string>
#include "stringProcess.h"
using namespace std;
string getTypeName(FileType t) {
    string fileName[10];
    fileName[HTML] = "html";
    fileName[VUE] = "vue";
    return fileName[t];
}
void createDir(string outFileName) {
    int l = outFileName.length(), i = l - 1;
    while (i >= 0 && outFileName[i] != '/' && outFileName[i] != '\\') {
        i--;
    }
    if (i >= 0) {
        filesystem::create_directories(outFileName.substr(0, i + 1));
    }
}
int Settings::set() {
    cout << "Input markdown file path: ";
    cin >> inFileName;
    if (inFile != nullptr) {
        delete inFile;
    }
    inFile = new ifstream;
    inFile->open(inFileName);
    if (!inFile->is_open()) {
        cout << "Error opening the markdown file." << endl;
        return 1;
    }
    cout << "Input output file path: ";
    cin >> outFileName;
    createDir(outFileName);
    if (outFile != nullptr) {
        delete outFile;
    }
    outFile = new ofstream;
    outFile->open(outFileName);
    if (!outFile->is_open()) {
        cout << "Error opening output file." << endl;
        return 2;
    }
    if (outFileName.substr(outFileName.length() - 3, 3) == "vue") {
        type = VUE;
    }
    return 0;
}
int Settings::set(string inFileName, string outFileName, bool addHtml = true, bool addCss = true) {
    this->inFileName = inFileName;
    this->outFileName = outFileName;
    this->addHtml = addHtml;
    this->addCss = addCss;
    createDir(outFileName);
    if (inFile != nullptr) {
        delete inFile;
    }
    inFile = new ifstream;
    inFile->open(inFileName);
    if (!inFile->is_open()) {
        cout << "Error opening the markdown file." << endl;
        return 1;
    }
    if (outFile != nullptr) {
        delete outFile;
    }
    outFile = new ofstream;
    outFile->open(outFileName);
    if (!outFile->is_open()) {
        cout << "Error opening output file." << endl;
        return 2;
    }
    if (outFileName.substr(outFileName.length() - 3, 3) == "vue") {
        type = VUE;
    }
    return 0;
}
void Settings::beforeBody() {
    ifstream file("./source/html/" + getTypeName(type) + "Start.html");
    while (!file.eof()) {
        string theLine;
        getline(file, theLine);
        if (theLine == "thisShouldBeTheTitleOfYourWebsite") {
            theLine = outFileName.substr(0, findChar(outFileName, 0, '.', ""));
        }
        *outFile << theLine << endl;
    }
}
/**
 * @brief return the theme's name
 *
 * @return string
 */
string selectTheme() {
    vector<string> themes;
    themes.push_back("default");
    themes.push_back("githubLight");
    themes.push_back("githubDark");
    themes.push_back("light");
    themes.push_back("dark");
    themes.push_back("lightCompact");
    themes.push_back("darkCompact");
    cout << "Pick your theme:" << endl;
    for (int i = 0; i < (int)themes.size(); i++) {
        cout << setw(2) << right << i << ": " << setw(14) << left << themes[i] << endl;
    }
    cout << "Enter number to choose theme; default: 0" << endl
         << "> ";
    string s;
    fflush(stdin);
    getline(cin, s);
    int res = stoi("0" + s);
    if (!(0 <= res && res < (int)themes.size())) {
        res = 0;
    }
    return themes[res];
}
void Settings::afterBody(string theme) {
    ifstream file("./source/html/" + getTypeName(type) + "End.html");
    while (!file.eof()) {
        string theLine;
        getline(file, theLine);
        *outFile << theLine << endl;
    }
    file.close();
    // select style
    if (theme == "noThemeSelected") {
        file.open("./source/css/" + selectTheme() + ".css");
    } else {
        file.open("./source/css/" + theme + ".css");
    }
    if (!(file.is_open())) {
        cout << "Error opening css file" << endl;
        return;
    }
    *outFile << "<style>" << endl;
    while (!file.eof()) {
        string theLine;
        getline(file, theLine);
        *outFile << theLine << endl;
    }
    *outFile << "</style>" << endl;
}
void Settings::convert(string theme) {
    beforeBody();
    // cout << "Before body done" << endl;
    MarkdownSource source(*(inFile));
    source.convertTo(*(outFile));
    // convert(s.inFile, s.outFile);
    afterBody(theme);
}
int MultiSettings::set() {
    string s1, s2;
    cout << "Input markdown file path(s): ";
    fflush(stdin);
    getline(cin, s1);
    s1 = s1 + " ";
    cout << "Input output file path(s); leave blank to set automatically: ";
    fflush(stdin);
    getline(cin, s2);
    s2 = s2 + " ";
    int i1 = 0, i2 = 0;
    int l1 = s1.length();
    int l2 = s2.length();
    while (i1 < l1 && s1[i1] == ' ') {
        i1++;
    }
    while (i2 < l2 && s2[i2] == ' ') {
        i2++;
    }
    if (isEmpty(s2)) {
        while (i1 != -1) {
            Settings* settingsPtr = new Settings;
            string fileName = fileNameStartFrom(s1, i1);
            if (settingsPtr->set(fileName, pureFileName(fileName) + ".html", true, true) != 0) {
                return settingsVec.size() + 1;
            }
            settingsVec.push_back(settingsPtr);
            i1 = nextNotBlankPos(s1, findChar(s1, i1, ' ', ""));
        }
    } else {
        while (i1 != -1 && i2 != -1) {
            Settings* settingsPtr = new Settings;
            string fileName = fileNameStartFrom(s1, i1);
            string outFileName = fileNameStartFrom(s2, i2);
            if (settingsPtr->set(fileName, outFileName, true, true) != 0) {
                return settingsVec.size() + 1;
            }
            settingsVec.push_back(settingsPtr);
            i1 = nextNotBlankPos(s1, findChar(s1, i1, ' ', ""));
            i2 = nextNotBlankPos(s2, findChar(s2, i2, ' ', ""));
        }
    }
    theme = selectTheme();
    cout << "Set done" << endl;
    return 0;
}
void MultiSettings::convert() {
    for (auto settingPtr : settingsVec) {
        settingPtr->convert(theme);
    }
    cout << "DONE. Press enter to exit.";
    fflush(stdin);
    getchar();
}