import tkinter as tk
import socket
import ssl

# See https://tildegit.org/solderpunk/gemini-demo-1/src/branch/master/gemini-demo.py

class Application():
    def __init__(self):
        self.root = tk.Tk()
        self.nav_bar = NavBar(self)
        self.content = Content(self)
        self.root.mainloop()
        self.current_URL = "about:home"

    def updateContent(self):
        text = makeRequest("rdelaage.ovh", "gemini://rdelaage.ovh")
        self.content.setContent(text)
        self.current_URL = self.nav_bar.getURL()

class NavBar():
    def __init__(self, parent):
        self.parent = parent
        self.URL_var = tk.StringVar()
        self.root = tk.Frame(self.parent.root)
        self.root.grid(column=0, row=0)
        self.URL_bar = tk.Entry(self.root, textvariable=self.URL_var)
        self.URL_var.set("about:home")
        self.URL_bar.grid(column=0, row=0)
        self.go_button = tk.Button(self.root, text='Go !', command=self.parent.updateContent)
        self.go_button.grid(column=1, row=0)

    def getURL(self):
        return self.URL_var.get()

class Content():
    def __init__(self, parent):
        self.parent = parent
        self.root = tk.Frame(self.parent.root)
        self.root.grid(column=0, row=1)
        self.line = tk.Label(self.root, text="My home page")
        self.line.grid(column=0, row=0)

    def setContent(self, new_content):
        self.line["text"] = new_content

def makeRequest(hostname, url):
    try:
        s = socket.create_connection((hostname, 1965))
        context = ssl.SSLContext()
        context.check_hostname = False
        context.verify_mode = ssl.CERT_NONE
        s = context.wrap_socket(s, server_hostname = hostname)
        s.sendall((url + '\r\n').encode("UTF-8"))
        fp = s.makefile("rb")
        header = fp.readline().decode("UTF-8").strip()
        status, mime = header.split()

        print("STATUS : " + status)
        print("MIME   : " + mime)

        body = fp.read().decode("UTF-8")

        return body

    except Exception as err:
        print(err)
        exit(1)

app = Application()