#!/usr/bin/env python3

""" Checks all data resources give 200s
"""

import json
import os
import re
from unittest import TestCase, main

from g2p.app import APP
from g2p.log import LOGGER
from g2p.mappings.langs import LANGS_NETWORK
from g2p.tests.public import __file__ as PUB_FILE

PUB_DIR = os.path.dirname(PUB_FILE)


class ResourceIntegrationTest(TestCase):
    """
    This tests that the api returns 200s for all basic
    GET requests.
    """

    def setUp(self):
        # Test external hosts
        self.client = APP.test_client
        self.prefix = "/api/v1"
        # routes
        self.conversion_route = "/api/v1/g2p"
        self.static_route = "/static/<path:filename>"
        self.routes = [str(route) for route in APP.url_map.iter_rules()]
        self.routes_no_args = [
            route
            for route in self.routes
            if "<" not in route and route != self.conversion_route
        ]
        self.routes_only_args = [
            route
            for route in self.routes
            if "<" in route and route != self.static_route
        ]
        # endpoints
        self.rules_by_endpoint = APP.url_map._rules_by_endpoint
        self.endpoints = [rt for rt in self.rules_by_endpoint.keys()]
        # args
        self.arg_match = re.compile(r"\<[a-z:]+\>")
        self.args_to_check = "node"

    def return_endpoint_arg(self, ep):
        split = ep.split(".")
        split_length = len(split)
        return split[split_length - 1]

    def return_route_from_endpoint(self, ep):
        return str(self.rules_by_endpoint[ep][0])

    def test_response_code(self):
        """
        Ensure all routes return 200
        """
        for rt in self.routes_no_args:
            try:
                r = self.client().get(rt)
                self.assertEqual(r.status_code, 200)
                LOGGER.debug("Route " + rt + " returned " + str(r.status_code))
            except:
                LOGGER.error("Couldn't connect. Is flask running?")

    def test_response_code_with_args(self):
        """
        Ensure all args return 200
        """
        for ep in self.routes_only_args:
            for node in LANGS_NETWORK.nodes:
                rt = re.sub(self.arg_match, node, ep)
                try:
                    r = self.client().get(rt)
                    self.assertEqual(r.status_code, 200)
                except:
                    LOGGER.error("Couldn't connect. Is flask running?")
            LOGGER.debug(
                "Successfully tested "
                + str(len(LANGS_NETWORK.nodes))
                + " node resources at route "
                + ep
                + " ."
            )

    def test_g2p_conversion(self):
        """
        Ensure conversion returns proper response
        """
        params = {
            "in-lang": "dan",
            "out-lang": "eng-arpabet",
            "text": "hej",
            "debugger": True,
            "index": True,
        }
        minimal_params = {
            "in-lang": "dan",
            "out-lang": "eng-arpabet",
            "text": "hej",
            "debugger": False,
            "index": False,
        }
        bad_params = {"in-lang": "dan", "out-lang": "moh", "text": "hej"}
        same_params = {"in-lang": "dan", "out-lang": "dan", "text": "hej"}
        missing_params = {
            "in-lang": "not-here",
            "out-lang": "eng-arpabet",
            "text": "hej",
        }
        self.maxDiff = None
        response = self.client().get(self.conversion_route, query_string=params)
        res_json = response.get_json()
        self.assertEqual(response.status_code, 200)
        with open(os.path.join(PUB_DIR, "sample_response.json")) as f:
            data = json.load(f)
        self.assertEqual(res_json, data)
        # check minimal response
        minimal_response = self.client().get(
            self.conversion_route, query_string=minimal_params
        )
        data["debugger"] = False
        data["index"] = False
        self.assertEqual(minimal_response.status_code, 200)
        self.assertEqual(minimal_response.get_json(), data)
        bad_response = self.client().get(self.conversion_route, query_string=bad_params)
        same_response = self.client().get(
            self.conversion_route, query_string=same_params
        )
        self.assertEqual(bad_response.status_code, 400)
        self.assertEqual(same_response.status_code, 400)
        missing_response = self.client().get(
            self.conversion_route, query_string=missing_params
        )
        self.assertEqual(missing_response.status_code, 404)


if __name__ == "__main__":
    main()
