#!/bin/python3
import sys
from rich.console import Console
from rich.table import Table
from rich.prompt import Prompt
from rich.progress import Progress
from rich.pretty import pprint
from rich.prompt import Confirm
from os import environ, system, path
import subprocess
from time import sleep
#from tabulate import tabulate
from hcloud import Client
from hcloud.images.domain import Image
from hcloud.server_types.domain import ServerType
from hcloud.ssh_keys.domain import SSHKey
from hcloud.datacenters.domain import Datacenter
from hcloud.primary_ips.domain import PrimaryIP
from hcloud.volumes.domain import Volume
from hcloud.servers.domain import ServerCreatePublicNetwork
from hcloud.locations.domain import Location

server_name = "lgsm-1"
server_game = "sfserver"
#server_type = "cx11"
server_type_id = None
server_key = 6513932
server_image = 45557056
server_ipv4 = 11737045
server_ipv6 = 11737053
volume_id = 11742041

# please put the token in a file named .token in the same dir as the python script
token_file = open("%s/.token"%path.dirname(__file__), "r")
token = token_file.read().replace("\n","")
token_file.close()
client = Client(token=token)
console = Console() # for rich module

# get volume
volume = Volume(volume_id)

# get server types
models = client.server_types.get_all()

# functions
def delete_server(s):
    with Progress() as progress:
        task_stop_game = progress.add_task("[red]Stop Game", total=None)
        subprocess.check_output("ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null shcloud.eu 'su -c \"cd /gameserver/%s && /gameserver/%s/%s stop\" gameserver'"%(server_game, server_game, server_game), shell=True,stderr=subprocess.STDOUT)
        progress.update(task_stop_game, completed=1, total=1)
    response = s.shutdown()
    track_progress(response.id, response.command)
    response = client.volumes.detach(volume)
    track_progress(response.id, response.command)
    response = s.delete()
    track_progress(response.id, response.command)

def check_servertype(server_type):
    # return id or None
    for m in models:
        if m.name == server_type and m.deprecated == False:
            return(m.id)
    return(None)

def select_servertype():
    # return id or None
    table = Table(title="Server Types Hetzner Cloud")

    table.add_column("ID", justify="left", style="grey46", no_wrap=True)
    table.add_column("Name", justify="left", style="cyan", no_wrap=True)
    table.add_column("Description", justify="left", style="orange1", no_wrap=True)
    table.add_column("Cores", justify="left", style="red", no_wrap=True)
    table.add_column("Memory", justify="left", style="red", no_wrap=True)
    table.add_column("Disk", justify="left", style="blue", no_wrap=True)
    #table.add_column("Storage Type", justify="center", style="blue", no_wrap=True)
    table.add_column("CPU Type", justify="center", style="cyan2", no_wrap=True)
    #table.add_column("Deprecated", justify="center", style="grey46", no_wrap=True)
    table.add_column("Hourly", justify="left", style="cyan2", no_wrap=True)
    table.add_column("Monthly", justify="left", style="cyan2", no_wrap=True)

    for m in models:
        #if str(m.cpu_type) == "shared":
        table.add_row(str(m.id), str(m.name), str(m.description), str(m.cores), str(int(m.memory)) + " GB", str(m.disk) + " GB", str(m.cpu_type) , format(float(m.prices[0]["price_hourly"]["gross"]), '.2f') + " €", format(float(m.prices[0]["price_monthly"]["gross"]), '.2f') + " €")
    console.print(table)
    return(Prompt.ask("Selection: ", default="ccx22"))

def track_progress(a_id, description):
    with Progress() as progress:
        task = progress.add_task("[cyan]%s..."%description, total=None)
        while not progress.finished:
            a = client.actions.get_by_id(a_id)
            if a.progress != 0:
                total = 100
            else:
                total = None
            progress.update(task, completed=int(a.progress), total=total)
            if a.finished != None:
                progress.stop_task(task)
            sleep(0.1)
        return

if len(sys.argv) < 2:
    print("shcloud python script")
    print("")
    print("usage:")
    print("shcloud.py create <server_model>")
    print("shcloud.py delete")
    exit(0)

if sys.argv[1] == "delete":
    with Progress() as progress:
        task_search = progress.add_task("[green]Search for server", total=None)
        s = client.servers.get_by_name(server_name)
        progress.update(task_search, completed=1, total=1)
    if s == None:
        console.print("[red]:heavy_multiplication_x: Server not found")
        exit(0)
    else:
        console.print("[green]:heavy_check_mark: Server found")
        delete_server(s)
        exit(0)

if sys.argv[1] == "create":
    # check if server model was selected
    if len(sys.argv) > 2:
        # get server models
        server_type_id = check_servertype(sys.argv[2])
        # if not found force the user to select one
        while server_type_id == None:
            console.print("[red]Server type not found.")
            server_type_id = check_servertype(select_servertype())
    else:
        while server_type_id == None:
            console.print("[red]Server type not found.")
            server_type_id = check_servertype(select_servertype())
    # check if server already exists
    servers = client.servers.get_all()
    for s in servers:
        if s.name == server_name:
            console.print("[red]server already there") 
            if Confirm.ask("Delete?"):
                delete_server(s)
                exit(0) # for now, until I have a way to wait
            else:
                console.print("[red]Server should not be deleted. Aboring...")
                exit(0)

    # create new server
    response = client.servers.create(
        name=server_name,
        server_type=ServerType(id=server_type_id),
        image=Image(id=server_image),
        ssh_keys=[SSHKey(id=server_key)],
        location=Location(name="fsn1"),
        volumes=[Volume(id=volume_id)],
        labels={"game" : server_game},
        user_data="#!/bin/bash\ncurl -sL ar21.de/shinit.php?GAME=%s\\&VOLUME=%s | bash"%(server_game, volume_id),
        public_net=ServerCreatePublicNetwork(ipv4=PrimaryIP(id=server_ipv4),ipv6=PrimaryIP(id=server_ipv6),enable_ipv4 = True, enable_ipv6 = True)
    )
    track_progress(response.action.id, response.action.command)
    for a in response.next_actions:
        track_progress(a.id, a.command)