#!/usr/bin/env python3

import time
from flask import url_for
from .util import live_server_setup, wait_for_all_checks
import os


def set_original_ignore_response(datastore_path):
    test_return_data = """<html>
       <body>
     Some initial text<br>
     <p>Which is across multiple lines</p>
     <br>
     So let's see what happens.  <br>
     and more<br>
     </body>
     </html>

    """

    with open(os.path.join(datastore_path, "endpoint-content.txt"), "w") as f:
        f.write(test_return_data)


def set_modified_original_ignore_response(datastore_path):
    test_return_data = """<html>
       <body>
     Some NEW nice initial text<br>
     <p>Which is across multiple lines</p>
     <br>
     So let's see what happens.  <br>
     and more<br>
     </body>
     </html>

    """

    with open(os.path.join(datastore_path, "endpoint-content.txt"), "w") as f:
        f.write(test_return_data)


def set_modified_with_trigger_text_response(datastore_path):
    test_return_data = """<html>
       <body>
     Some NEW nice initial text<br>
     <p>Which is across multiple lines</p>
     <br>
     Add to cart
     <br>
     So let's see what happens.  <br>
     and more<br>
     </body>
     </html>

    """

    with open(os.path.join(datastore_path, "endpoint-content.txt"), "w") as f:
        f.write(test_return_data)


def test_trigger_functionality(client, live_server, measure_memory_usage, datastore_path):

   #  live_server_setup(live_server) # Setup on conftest per function
    trigger_text = "Add to cart"
    set_original_ignore_response(datastore_path=datastore_path)

    # Add our URL to the import page
    test_url = url_for('test_endpoint', _external=True)
    uuid = client.application.config.get('DATASTORE').add_watch(url=test_url)
    client.get(url_for("ui.form_watch_checknow"), follow_redirects=True)


    # And set the trigger text as 'ignore text', it should then not trigger
    live_server.app.config['DATASTORE'].data['settings']['application']['global_ignore_text'] = [trigger_text]

    # Trigger a check
    client.get(url_for("ui.form_watch_checknow"), follow_redirects=True)

    # Goto the edit page, add our ignore text
    # Add our URL to the import page
    res = client.post(
        url_for("ui.ui_edit.edit_page", uuid="first"),
        data={"trigger_text": trigger_text,
              "ignore_text": "and more",
              "url": test_url,
              "fetch_backend": "html_requests",
              "time_between_check_use_default": "y"},
        follow_redirects=True
    )
    assert b"Updated watch." in res.data

    wait_for_all_checks(client)
    # Check it saved
    res = client.get(
        url_for("ui.ui_edit.edit_page", uuid="first"),
    )
    assert bytes(trigger_text.encode('utf-8')) in res.data


    
    # so that we set the state to 'has-unread-changes' after all the edits
    client.get(url_for("ui.ui_diff.diff_history_page", uuid="first"))

    # Trigger a check
    client.get(url_for("ui.form_watch_checknow"), follow_redirects=True)

    wait_for_all_checks(client)

    # It should report nothing found (no new 'has-unread-changes' class)
    res = client.get(url_for("watchlist.index"))
    assert b'has-unread-changes' not in res.data
    assert b'/test-endpoint' in res.data

    #  Make a change
    set_modified_original_ignore_response(datastore_path=datastore_path)

    # Trigger a check
    client.get(url_for("ui.form_watch_checknow"), follow_redirects=True)
    wait_for_all_checks(client)

    # It should report nothing found (no new 'has-unread-changes' class)
    res = client.get(url_for("watchlist.index"))
    assert b'has-unread-changes' not in res.data

    # Now set the content which contains the trigger text
    set_modified_with_trigger_text_response(datastore_path=datastore_path)

    # There is a "ignore text" set of the change that should be also the trigger, it should not trigger
    # because the ignore text should be stripped from the response, therefor, the trigger should not fire
    client.get(url_for("ui.form_watch_checknow"), follow_redirects=True)
    wait_for_all_checks(client)
    res = client.get(url_for("watchlist.index"))
    assert b'has-unread-changes' not in res.data


    live_server.app.config['DATASTORE'].data['settings']['application']['global_ignore_text'] = []
    # check that the trigger fired once we stopped ignore it
    client.get(url_for("ui.form_watch_checknow"), follow_redirects=True)
    wait_for_all_checks(client)
    res = client.get(url_for("watchlist.index"))
    assert b'has-unread-changes' in res.data

    # https://github.com/dgtlmoon/changedetection.io/issues/616
    # Apparently the actual snapshot that contains the trigger never shows
    res = client.get(url_for("ui.ui_diff.diff_history_page", uuid="first"))
    assert b'Add to cart' in res.data

    # Check the preview/highlighter, we should be able to see what we triggered on, but it should be highlighted
    res = client.get(url_for("ui.ui_preview.preview_page", uuid="first"))
    assert b'ignored_line_numbers = [8]' in res.data

    # We should be able to see what we triggered on
    # The JS highlighter should tell us which lines (also used in the live-preview)
    assert b'const triggered_line_numbers = [6]' in res.data
    assert b'Add to cart' in res.data

