import os
import yaml
import shutil
from jinja2 import Template
import sass

from page import Page

pages = []

# SRC_DIR = "/home/mreenen/Documents/git/kladjes"
SRC_DIR = os.path.abspath("/home/mreenen/Documents/git/kladjes")
TARGET_DIR = os.path.abspath("public")

def renderPage(page, template, header):
    html = page.renderPage(template, header, SRC_DIR)

    path = TARGET_DIR + page.url
    if (path.split('.')[-1] != "html"):
        path = os.path.abspath(path + '/index.html')

    pathDir = os.path.dirname(path)
    fileName = os.path.basename(path)

    os.makedirs(pathDir, exist_ok=True)
    with open(path, 'w') as file:
        file.write(html)
    del html

    if (page.assets is not None):
        print("assets found")
        for asset in page.assets:
            srcAssets = SRC_DIR + asset
            destAssets = TARGET_DIR + asset

            if(not os.path.isdir(destAssets)):
                os.mkdir(destAssets)

            print(f"asset: {asset}")

            for f in os.listdir(srcAssets):
                print(f"f: {f}")
                if ((f[0] != '.') and os.path.isfile(srcAssets + "/" + f)):
                    print("copy: " + asset + "/" + f)
                    shutil.copyfile(srcAssets + "/" + f, destAssets + "/" + f)

def findPageInList(list, url):
    i = 0
    while (i < len(list)):
        if (list[i].url == url):
            return i
        i += 1
    return -1

def render(rootPage, template, header):
    done = False
    isSub = False
    lastPage = []
    curPage = 0
    while not done:
        if (curPage == 0):
            page = rootPage
        else:
            pageIndex = curPage - 1
            page = None
            if (pageIndex < len(rootPage.subPages)):
                page = rootPage.subPages[pageIndex]
            else:
                pageIndex -= len(rootPage.subPages)
                if (pageIndex < len(rootPage.sidebar)):
                    page = rootPage.sidebar[pageIndex]

        if (page is not None):
            if (page.clickable):
                renderPage(page, template, header)

            if ((curPage != 0) and
                    ((len(page.subPages) > 0) or (len(page.sidebar) > 0))):
                rootPage = page
                lastPage.append(curPage)
                curPage = 1
            else:
                curPage += 1

        else:
            if (len(lastPage) > 0):
                curPage = lastPage.pop() + 1
                rootPage = rootPage.parrent
            else:
                done = True
                print(f"done")



def index(fileName):
    global pages
    with open(SRC_DIR + '/index.yaml', 'r') as file:
        index = yaml.safe_load(file)

    if ('sitemap' not in index):
        print("ERROR: /index.yaml is missing a sitemap")
    else:
        pages = []
        for item in index["sitemap"]:
            pages.append(Page(item, None))

        for page in pages:
            page.scan(SRC_DIR)

        print("START INDEX")
        for p in pages:
            print(p)
        print("END INDEX")

        seperator = False
        header = ""
        for p in pages:
            if (seperator):
                header += "<span class='menuSeparator'>|</span>"
            header += p.topMenuHTML()
            seperator = True

        os.makedirs(TARGET_DIR, exist_ok=True)
        with open(TARGET_DIR + '/header.html', 'w') as file:
            file.write(header);

        with open('template.html') as file:
            template = Template(file.read())
            for p in pages:
                render(p, template, header)

        with open('style.scss', 'r') as file:
            css = sass.compile(string=file.read())
        with open(TARGET_DIR + '/style.css', 'w') as file:
            file.write(css)
        del css

if __name__ == '__main__':
    index('index.yml')