import time

import pytest
import mock
import gevent

from Connection import ConnectionServer
from Config import config
from File import FileRequest
from File import FileServer
from Site.Site import Site
from . import Spy


@pytest.mark.usefixtures("resetTempSettings")
@pytest.mark.usefixtures("resetSettings")
class TestSiteDownload:
    def testDownload(self, file_server, site, site_temp, crypt_bitcoin_lib):
        assert site.storage.directory == config.data_dir + "/" + site.address
        assert site_temp.storage.directory == config.data_dir + "-temp/" + site.address

        # Init source server
        site.connection_server = file_server
        file_server.sites[site.address] = site

        # Init client server
        client = ConnectionServer(file_server.ip, 1545)
        site_temp.connection_server = client
        site_temp.announce = mock.MagicMock(return_value=True)  # Don't try to find peers from the net

        site_temp.addPeer(file_server.ip, 1544)
        with Spy.Spy(FileRequest, "route") as requests:
            def boostRequest(inner_path):
                # I really want these file
                if inner_path == "index.html":
                    site_temp.needFile("data/img/multiuser.png", priority=15, blocking=False)
                    site_temp.needFile("data/img/direct_domains.png", priority=15, blocking=False)
            site_temp.onFileDone.append(boostRequest)
            site_temp.download(blind_includes=True).join(timeout=5)
            file_requests = [request[3]["inner_path"] for request in requests if request[1] in ("getFile", "streamFile")]
            # Test priority
            assert file_requests[0:2] == ["content.json", "index.html"]  # Must-have files
            assert sorted(file_requests[2:4]) == ["data/img/direct_domains.png", "data/img/multiuser.png"]  # Directly requested files
            assert sorted(file_requests[4:6]) == ["css/all.css", "js/all.js"]  # Important assets
            assert file_requests[6] == "dbschema.json"  # Database map
            assert "-default" in file_requests[-1]  # Put default files for cloning to the end

        # Check files
        bad_files = site_temp.storage.verifyFiles(quick_check=True)["bad_files"]

        # -1 because data/users/1J6... user has invalid cert
        assert len(site_temp.content_manager.contents) == len(site.content_manager.contents) - 1
        assert not bad_files

        assert file_server.num_incoming == 2  # One for file_server fixture, one for the test

        assert site_temp.storage.deleteFiles()
        [connection.close() for connection in file_server.connections]


    def testArchivedDownload(self, file_server, site, site_temp):
        # Init source server
        site.connection_server = file_server
        file_server.sites[site.address] = site

        # Init client server
        client = FileServer(file_server.ip, 1545)
        client.sites[site_temp.address] = site_temp
        site_temp.connection_server = client

        # Download normally
        site_temp.addPeer(file_server.ip, 1544)
        site_temp.download(blind_includes=True).join(timeout=5)
        bad_files = site_temp.storage.verifyFiles(quick_check=True)["bad_files"]

        assert not bad_files
        assert "data/users/1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q/content.json" in site_temp.content_manager.contents
        assert site_temp.storage.isFile("data/users/1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q/content.json")
        assert len(list(site_temp.storage.query("SELECT * FROM comment"))) == 2

        # Add archived data
        assert not "archived" in site.content_manager.contents["data/users/content.json"]["user_contents"]
        assert not site.content_manager.isArchived("data/users/1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q/content.json", time.time()-1)

        site.content_manager.contents["data/users/content.json"]["user_contents"]["archived"] = {"1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q": time.time()}
        site.content_manager.sign("data/users/content.json", privatekey="5KUh3PvNm5HUWoCfSUfcYvfQ2g3PrRNJWr6Q9eqdBGu23mtMntv")

        date_archived = site.content_manager.contents["data/users/content.json"]["user_contents"]["archived"]["1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q"]
        assert site.content_manager.isArchived("data/users/1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q/content.json", date_archived-1)
        assert site.content_manager.isArchived("data/users/1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q/content.json", date_archived)
        assert not site.content_manager.isArchived("data/users/1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q/content.json", date_archived+1)  # Allow user to update archived data later

        # Push archived update
        assert not "archived" in site_temp.content_manager.contents["data/users/content.json"]["user_contents"]
        site.publish()
        time.sleep(0.1)
        site_temp.download(blind_includes=True).join(timeout=5)  # Wait for download

        # The archived content should disappear from remote client
        assert "archived" in site_temp.content_manager.contents["data/users/content.json"]["user_contents"]
        assert "data/users/1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q/content.json" not in site_temp.content_manager.contents
        assert not site_temp.storage.isDir("data/users/1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q")
        assert len(list(site_temp.storage.query("SELECT * FROM comment"))) == 1
        assert len(list(site_temp.storage.query("SELECT * FROM json WHERE directory LIKE '%1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q%'"))) == 0

        assert site_temp.storage.deleteFiles()
        [connection.close() for connection in file_server.connections]

    def testArchivedBeforeDownload(self, file_server, site, site_temp):
        # Init source server
        site.connection_server = file_server
        file_server.sites[site.address] = site

        # Init client server
        client = FileServer(file_server.ip, 1545)
        client.sites[site_temp.address] = site_temp
        site_temp.connection_server = client

        # Download normally
        site_temp.addPeer(file_server.ip, 1544)
        site_temp.download(blind_includes=True).join(timeout=5)
        bad_files = site_temp.storage.verifyFiles(quick_check=True)["bad_files"]

        assert not bad_files
        assert "data/users/1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q/content.json" in site_temp.content_manager.contents
        assert site_temp.storage.isFile("data/users/1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q/content.json")
        assert len(list(site_temp.storage.query("SELECT * FROM comment"))) == 2

        # Add archived data
        assert not "archived_before" in site.content_manager.contents["data/users/content.json"]["user_contents"]
        assert not site.content_manager.isArchived("data/users/1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q/content.json", time.time()-1)

        content_modification_time = site.content_manager.contents["data/users/1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q/content.json"]["modified"]
        site.content_manager.contents["data/users/content.json"]["user_contents"]["archived_before"] = content_modification_time
        site.content_manager.sign("data/users/content.json", privatekey="5KUh3PvNm5HUWoCfSUfcYvfQ2g3PrRNJWr6Q9eqdBGu23mtMntv")

        date_archived = site.content_manager.contents["data/users/content.json"]["user_contents"]["archived_before"]
        assert site.content_manager.isArchived("data/users/1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q/content.json", date_archived-1)
        assert site.content_manager.isArchived("data/users/1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q/content.json", date_archived)
        assert not site.content_manager.isArchived("data/users/1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q/content.json", date_archived+1)  # Allow user to update archived data later

        # Push archived update
        assert not "archived_before" in site_temp.content_manager.contents["data/users/content.json"]["user_contents"]
        site.publish()
        time.sleep(0.1)
        site_temp.download(blind_includes=True).join(timeout=5)  # Wait for download

        # The archived content should disappear from remote client
        assert "archived_before" in site_temp.content_manager.contents["data/users/content.json"]["user_contents"]
        assert "data/users/1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q/content.json" not in site_temp.content_manager.contents
        assert not site_temp.storage.isDir("data/users/1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q")
        assert len(list(site_temp.storage.query("SELECT * FROM comment"))) == 1
        assert len(list(site_temp.storage.query("SELECT * FROM json WHERE directory LIKE '%1C5sgvWaSgfaTpV5kjBCnCiKtENNMYo69q%'"))) == 0

        assert site_temp.storage.deleteFiles()
        [connection.close() for connection in file_server.connections]


    # Test when connected peer has the optional file
    def testOptionalDownload(self, file_server, site, site_temp):
        # Init source server
        site.connection_server = file_server
        file_server.sites[site.address] = site

        # Init client server
        client = ConnectionServer(file_server.ip, 1545)
        site_temp.connection_server = client
        site_temp.announce = mock.MagicMock(return_value=True)  # Don't try to find peers from the net

        site_temp.addPeer(file_server.ip, 1544)

        # Download site
        site_temp.download(blind_includes=True).join(timeout=5)

        # Download optional data/optional.txt
        site.storage.verifyFiles(quick_check=True)  # Find what optional files we have
        optional_file_info = site_temp.content_manager.getFileInfo("data/optional.txt")
        assert site.content_manager.hashfield.hasHash(optional_file_info["sha512"])
        assert not site_temp.content_manager.hashfield.hasHash(optional_file_info["sha512"])

        assert not site_temp.storage.isFile("data/optional.txt")
        assert site.storage.isFile("data/optional.txt")
        site_temp.needFile("data/optional.txt")
        assert site_temp.storage.isFile("data/optional.txt")

        # Optional user file
        assert not site_temp.storage.isFile("data/users/1CjfbrbwtP8Y2QjPy12vpTATkUT7oSiPQ9/peanut-butter-jelly-time.gif")
        optional_file_info = site_temp.content_manager.getFileInfo(
            "data/users/1CjfbrbwtP8Y2QjPy12vpTATkUT7oSiPQ9/peanut-butter-jelly-time.gif"
        )
        assert site.content_manager.hashfield.hasHash(optional_file_info["sha512"])
        assert not site_temp.content_manager.hashfield.hasHash(optional_file_info["sha512"])

        site_temp.needFile("data/users/1CjfbrbwtP8Y2QjPy12vpTATkUT7oSiPQ9/peanut-butter-jelly-time.gif")
        assert site_temp.storage.isFile("data/users/1CjfbrbwtP8Y2QjPy12vpTATkUT7oSiPQ9/peanut-butter-jelly-time.gif")
        assert site_temp.content_manager.hashfield.hasHash(optional_file_info["sha512"])

        assert site_temp.storage.deleteFiles()
        [connection.close() for connection in file_server.connections]

    # Test when connected peer does not has the file, so ask him if he know someone who has it
    def testFindOptional(self, file_server, site, site_temp):
        # Init source server
        site.connection_server = file_server
        file_server.sites[site.address] = site

        # Init full source server (has optional files)
        site_full = Site("1TeSTvb4w2PWE81S2rEELgmX2GCCExQGT")
        file_server_full = FileServer(file_server.ip, 1546)
        site_full.connection_server = file_server_full

        def listen():
            ConnectionServer.start(file_server_full)
            ConnectionServer.listen(file_server_full)

        gevent.spawn(listen)
        time.sleep(0.001)  # Port opening
        file_server_full.sites[site_full.address] = site_full  # Add site
        site_full.storage.verifyFiles(quick_check=True)  # Check optional files
        site_full_peer = site.addPeer(file_server.ip, 1546)  # Add it to source server
        hashfield = site_full_peer.updateHashfield()  # Update hashfield
        assert len(site_full.content_manager.hashfield) == 8
        assert hashfield
        assert site_full.storage.isFile("data/optional.txt")
        assert site_full.storage.isFile("data/users/1CjfbrbwtP8Y2QjPy12vpTATkUT7oSiPQ9/peanut-butter-jelly-time.gif")
        assert len(site_full_peer.hashfield) == 8

        # Remove hashes from source server
        for hash in list(site.content_manager.hashfield):
            site.content_manager.hashfield.remove(hash)

        # Init client server
        site_temp.connection_server = ConnectionServer(file_server.ip, 1545)
        site_temp.addPeer(file_server.ip, 1544)  # Add source server

        # Download normal files
        site_temp.log.info("Start Downloading site")
        site_temp.download(blind_includes=True).join(timeout=5)

        # Download optional data/optional.txt
        optional_file_info = site_temp.content_manager.getFileInfo("data/optional.txt")
        optional_file_info2 = site_temp.content_manager.getFileInfo("data/users/1CjfbrbwtP8Y2QjPy12vpTATkUT7oSiPQ9/peanut-butter-jelly-time.gif")
        assert not site_temp.storage.isFile("data/optional.txt")
        assert not site_temp.storage.isFile("data/users/1CjfbrbwtP8Y2QjPy12vpTATkUT7oSiPQ9/peanut-butter-jelly-time.gif")
        assert not site.content_manager.hashfield.hasHash(optional_file_info["sha512"])  # Source server don't know he has the file
        assert not site.content_manager.hashfield.hasHash(optional_file_info2["sha512"])  # Source server don't know he has the file
        assert site_full_peer.hashfield.hasHash(optional_file_info["sha512"])  # Source full peer on source server has the file
        assert site_full_peer.hashfield.hasHash(optional_file_info2["sha512"])  # Source full peer on source server has the file
        assert site_full.content_manager.hashfield.hasHash(optional_file_info["sha512"])  # Source full server he has the file
        assert site_full.content_manager.hashfield.hasHash(optional_file_info2["sha512"])  # Source full server he has the file

        site_temp.log.info("Request optional files")
        with Spy.Spy(FileRequest, "route") as requests:
            # Request 2 file same time
            threads = []
            threads.append(site_temp.needFile("data/optional.txt", blocking=False))
            threads.append(site_temp.needFile("data/users/1CjfbrbwtP8Y2QjPy12vpTATkUT7oSiPQ9/peanut-butter-jelly-time.gif", blocking=False))
            gevent.joinall(threads)

            assert len([request for request in requests if request[1] == "findHashIds"]) == 1  # findHashids should call only once

        assert site_temp.storage.isFile("data/optional.txt")
        assert site_temp.storage.isFile("data/users/1CjfbrbwtP8Y2QjPy12vpTATkUT7oSiPQ9/peanut-butter-jelly-time.gif")

        assert site_temp.storage.deleteFiles()
        file_server_full.stop()
        [connection.close() for connection in file_server.connections]
        site_full.content_manager.contents.db.close()

    def testUpdate(self, file_server, site, site_temp):
        assert site.storage.directory == config.data_dir + "/" + site.address
        assert site_temp.storage.directory == config.data_dir + "-temp/" + site.address

        # Init source server
        site.connection_server = file_server
        file_server.sites[site.address] = site

        # Init client server
        client = FileServer(file_server.ip, 1545)
        client.sites[site_temp.address] = site_temp
        site_temp.connection_server = client

        # Don't try to find peers from the net
        site.announce = mock.MagicMock(return_value=True)
        site_temp.announce = mock.MagicMock(return_value=True)

        # Connect peers
        site_temp.addPeer(file_server.ip, 1544)

        # Download site from site to site_temp
        site_temp.download(blind_includes=True).join(timeout=5)

        # Update file
        data_original = site.storage.open("data/data.json").read()
        data_new = data_original.replace(b'"ZeroBlog"', b'"UpdatedZeroBlog"')
        assert data_original != data_new

        site.storage.open("data/data.json", "wb").write(data_new)

        assert site.storage.open("data/data.json").read() == data_new
        assert site_temp.storage.open("data/data.json").read() == data_original

        site.log.info("Publish new data.json without patch")
        # Publish without patch
        with Spy.Spy(FileRequest, "route") as requests:
            site.content_manager.sign("content.json", privatekey="5KUh3PvNm5HUWoCfSUfcYvfQ2g3PrRNJWr6Q9eqdBGu23mtMntv")
            site.publish()
            time.sleep(0.1)
            site_temp.download(blind_includes=True).join(timeout=5)
            assert len([request for request in requests if request[1] in ("getFile", "streamFile")]) == 1

        assert site_temp.storage.open("data/data.json").read() == data_new

        # Close connection to avoid update spam limit
        list(site.peers.values())[0].remove()
        site.addPeer(file_server.ip, 1545)
        list(site_temp.peers.values())[0].ping()  # Connect back
        time.sleep(0.1)

        # Update with patch
        data_new = data_original.replace(b'"ZeroBlog"', b'"PatchedZeroBlog"')
        assert data_original != data_new

        site.storage.open("data/data.json-new", "wb").write(data_new)

        assert site.storage.open("data/data.json-new").read() == data_new
        assert site_temp.storage.open("data/data.json").read() != data_new

        # Generate diff
        diffs = site.content_manager.getDiffs("content.json")
        assert not site.storage.isFile("data/data.json-new")  # New data file removed
        assert site.storage.open("data/data.json").read() == data_new  # -new postfix removed
        assert "data/data.json" in diffs
        assert diffs["data/data.json"] == [('=', 2), ('-', 29), ('+', [b'\t"title": "PatchedZeroBlog",\n']), ('=', 31102)]

        # Publish with patch
        site.log.info("Publish new data.json with patch")
        with Spy.Spy(FileRequest, "route") as requests:
            site.content_manager.sign("content.json", privatekey="5KUh3PvNm5HUWoCfSUfcYvfQ2g3PrRNJWr6Q9eqdBGu23mtMntv")
            site.publish(diffs=diffs)
            site_temp.download(blind_includes=True).join(timeout=5)
            assert len([request for request in requests if request[0] in ("getFile", "streamFile")]) == 0

        assert site_temp.storage.open("data/data.json").read() == data_new

        assert site_temp.storage.deleteFiles()
        [connection.close() for connection in file_server.connections]