main.cpp

#include <iostream>
#include <fstream>
#include <string>
#include <vector>
#include <unordered_map>
#include "Buffer.h"
#include "Scorer.h"
#include "Utils.h"

std::unordered_map<std::string, int> loadDictionary(const std::string& filename) {
    std::ifstream file(filename);
    if (!file.is_open()) {
        throw FileException("Error: Dictionary file '" + filename + "' not found.");
    }
    std::unordered_map<std::string, int> dict;
    std::string word;
    int score;
    while (file >> word >> score) {
        dict[word] = score;
    }
    return dict;
}

int main() {
    try {
        std::unordered_map<std::string, int> sentimentDict = loadDictionary("dictionary.txt");

        std::string userInput;
        std::cout << "Enter the text you want to analyze: ";
        std::getline(std::cin, userInput);

        if (userInput.empty()) {
            throw EmptyTextException("Error: Input text is empty.");
        }

        std::ofstream outFile("input.txt");
        if (!outFile.is_open()) {
            throw FileException("Error: Could not write to input.txt.");
        }
        outFile << userInput;
        outFile.close();

        Buffer textBuffer(std::move(userInput));

        WordCountScorer wcScorer(sentimentDict);
        WeightedScorer wScorer(sentimentDict);

        double scoreWC = wcScorer.calculateScore(textBuffer);
        double scoreW = wScorer.calculateScore(textBuffer);

        std::vector<double> results = { scoreWC, scoreW };
        double avg = calculateAverage<double>(results);

        std::cout << "\n--- SentimentStream Report ---" << std::endl;
        std::cout << "Word Count Score: " << scoreWC << std::endl;
        std::cout << "Weighted Score: " << scoreW << std::endl;
        std::cout << "Average Sentiment: " << avg << std::endl;
        
        std::cout << "Overall Tone: ";
        if (avg > 5) std::cout << "Strongly Positive" << std::endl;
        else if (avg > 0) std::cout << "Positive" << std::endl;
        else if (avg < -5) std::cout << "Strongly Negative" << std::endl;
        else if (avg < 0) std::cout << "Negative" << std::endl;
        else std::cout << "Neutral" << std::endl;
        std::cout << "------------------------------" << std::endl;

    } catch (const FileException& e) {
        std::cerr << e.what() << std::endl;
        return 1;
    } catch (const EmptyTextException& e) {
        std::cerr << e.what() << std::endl;
        return 1;
    } catch (const std::exception& e) {
        std::cerr << "Unexpected error: " << e.what() << std::endl;
        return 1;
    }

    return 0;
}