// scientificMode

#include <stdio.h>
#include <math.h>

// get the number which has to be calculated
double getNumberFromUser() {
    double num;
    printf("Enter a number: ");
    scanf("%lf", &num);
    return num;
}

// Choice for ScientificMode
int getScientificModeChoice() {
    int choice;
    printf("Scientific mode Options:\n");
    printf("1: Square root\n");
    printf("2: Exponential\n");
    printf("3: Logarithm\n");
    printf("4: Trigonometric\n");
    printf("0: Exit\n");
    scanf("%d", &choice);
    return choice;
}

// Choice for Logarithm
int getLogarithmChoice() {
    int logChoice;
    printf("Logarithm Options:\n");
    printf("1: Logarithm (base 10)\n");
    printf("2: Natural Logarithm (ln)\n");
    printf("3: Logarithm (base 2)\n");
    printf("0: Exit Logarithm Menu\n");
    scanf("%d", &logChoice);
    return logChoice;
}

// Choice for Trigonomtri
int getTrigonometricChoice() {
    int trigChoice;
    printf("Trigonometric functions:\n");
    printf("1: Sine\n");
    printf("2: Cosine\n");
    printf("3: Tangent\n");
    printf("0: Exit Trigonometric Menu\n");
    scanf("%d", &trigChoice);
    return trigChoice;
}


// Logarithm
void executeLogarithmFunction(double num) {
    int logChoice;

    do {
        
        logChoice = getLogarithmChoice();
        
        switch (logChoice) {
            case 1: // Logarithm (base 10)
                printf("Result: %lf\n", logarithmFunction(num));
                break;

            case 2: // Natural Logarithm (ln)
                printf("Result: %lf\n", naturalLogarithmFunction(num));
                break;

            case 3: // Logarithm (base 2)
                printf("Result: %lf\n", logarithmBase2Function(num));
                break;

            case 0: // Exit the logarithm menu
                break;

            default:
                printf("Invalid logarithm function choice. Please try again.\n");
        }
    } while (logChoice != 0);
}

// Trigonometric
void executeTrigonometricFunction(double num) {
    int trigChoice;

    do {
        
        trigChoice = getTrigonometricChoice();

        switch (trigChoice) {
            case 1: // Sine
                printf("Result: %lf\n", sineFunction(num));
                break;

            case 2: // Cosine
                printf("Result: %lf\n", cosineFunction(num));
                break;

            case 3: // Tangent
                printf("Result: %lf\n", tangentFunction(num));
                break;

            case 0: // Exit the trigonometric menu
                break;

            default:
                printf("Invalid trigonometric function choice. Please try again.\n");
        }
    } while (trigChoice != 0);
}


void executeScientificFunction(double num, int choice) {
    double result;

    switch (choice) {
        case 1: // Square root
            result = squareRootFunction(num);
            printf("Result: %lf\n", result);
            break;

        case 2: // Exponential
            result = exponentialFunction(num);
            printf("Result: %lf\n", result);
            break;

        case 3: // Logarithm
            executeLogarithmFunction(num);
            break;

        case 4: // Trigonometric
            executeTrigonometricFunction(num);
            break;

        case 0: // Exit the loop
            break;

        default:
            printf("Invalid choice. Please try again.\n");
    }
}


// scientificMode
double scientificMode() {
    double result;
    int choice;

    do {
        double num = getNumberFromUser();
        choice = getScientificModeChoice();
        executeScientificFunction(num, choice);
    } while (choice != 0);

    return result;
}