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package com.epam.jdi.light.elements.init.entities.collection;

import com.epam.jdi.light.elements.common.UIElement;
import com.epam.jdi.light.elements.composite.WebPage;
import com.epam.jdi.light.elements.interfaces.base.IBaseElement;
import com.epam.jdi.light.elements.interfaces.base.ICoreElement;
import com.epam.jdi.tools.LinqUtils;
import com.epam.jdi.tools.map.MapArray;
import com.fasterxml.jackson.databind.ObjectMapper;

import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;

import static com.epam.jdi.light.common.Exceptions.exception;
import static com.epam.jdi.light.elements.composite.WebPage.getCurrentPage;
import static com.epam.jdi.light.elements.init.UIFactory.$;
import static com.epam.jdi.tools.JsonUtils.getMapFromJson;
import static com.epam.jdi.tools.JsonUtils.scanFolder;
import static com.epam.jdi.tools.LinqUtils.first;
import static com.epam.jdi.tools.PrintUtils.print;
import static com.epam.jdi.tools.PropertyReader.getProperty;
import static com.epam.jdi.tools.ReflectionUtils.isClass;
import static com.epam.jdi.tools.ReflectionUtils.isInterface;

/**
 * Created by Roman Iovlev on 26.09.2019
 * Email: [email protected]; Skype: roman.iovlev
 */
public class EntitiesCollection {
    public static MapArray PAGES = new MapArray<>();
    public static MapArray> ELEMENTS = new MapArray<>();

    static MapArray jsonPages;
    static MapArray jsonElements;

    private EntitiesCollection() { }

    public static void addPage(WebPage page) {
        PAGES.update(page.getName(), page);
    }
    public static void updatePage(WebPage page) {
        String className = page.getClass().getSimpleName();
        if (PAGES.keys().contains(className))
            PAGES.removeByKey(className);
        PAGES.update(page.getName(), page);
    }
    static void readPagesFromJson() {
        jsonPages = getMapFromJson("pages", "json.page.objects");
    }
    public static WebPage getPage(String pageName) {
        WebPage page = PAGES.get(pageName);
        if (page == null)
            page = PAGES.get(pageName + " Page");
        if (page == null) {
            if (jsonPages == null)
                readPagesFromJson();
            if (jsonPages == null) {
                throw exception("Can't find page with name %s. Available pages: %s", pageName,
                        print(PAGES.keys()));
            } else page = new WebPage(jsonPages.get(pageName));
        }
        return page;
    }
    public static void addElement(Object jdi) {
        if (isInterface(jdi.getClass(), ICoreElement.class)) {
            ICoreElement element = (ICoreElement) jdi;
            if (ELEMENTS.has(element.getName()))
                ELEMENTS.get(element.getName()).add(jdi);
            else {
                List newList = new ArrayList<>();
                newList.add(element);
                ELEMENTS.add(element.getName(), newList);
            }
        }
    }

    public static  T getUI(String name, Class type) {
        Object element = getElement(name);
        if (isClass(element.getClass(), type))
            return (T) element;
        throw exception("Can't cast element '%s' to '%s'", name, type.getSimpleName());
    }
    public static ICoreElement getUI(String name) {
        Object element = getElement(name);
        if (element != null && isInterface(element.getClass(), ICoreElement.class))
            return ((ICoreElement) element);
        throw exception("Can't find '%s' element", name);
    }
    static void readElementsFromJson() {
        List filePaths = scanFolder("src/test/resources"+getProperty("json.page.objects"));
        jsonElements = new MapArray<>();
        for (String filePath : filePaths)
            try {
                jsonElements.addAll(new ObjectMapper().readValue(new File(filePath), HashMap.class));
            } catch (IOException e) {
                throw new RuntimeException("Can't read elements from json");
            }
    }

    static Object getElement(String name) {
        if (!name.matches("[A-Z].*"))
            return $(name);
        String[] split = name.split("\\.");
        if (split.length == 2)
            return getElementInSection(split[1], split[0]);
        if (ELEMENTS.has(name)) {
            List elements = ELEMENTS.get(name);
            return elements.size() == 1
                    ? elements.get(0)
                    : LinqUtils.first(elements, el -> {
                WebPage page = ((ICoreElement) el).base().getPage();
                return page != null && page.getName().equals(getCurrentPage());
            });
        }
        if (jsonElements == null)
            readElementsFromJson();
        return jsonElements.keys().contains(name)
                ? $(jsonElements.get(name))
                : new UIElement().setName(name);
    }

    static Object getElementInSection(String name, String section) {
        if (ELEMENTS.has(name)) {
            List els = ELEMENTS.get(name);
            Object result = first(els, el -> isInterface(el.getClass(), IBaseElement.class) && ((IBaseElement) el).base().hasParent(section));
            if (result == null)
                throw exception("Can't find '%s' element at '%s'", name, section);
            return result;
        }
        throw exception("Can't find '%s' element", name);
    }

}
    

    

    
            
    
            







    
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