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from werkzeug.exceptions import ClientDisconnected

from elasticapm.conf import constants
from elasticapm.utils import compat, get_url_dict
from elasticapm.utils.wsgi import get_environ, get_headers


def get_data_from_request(request, config, event_type):
    result = {
        "env": dict(get_environ(request.environ)),
        "method": request.method,
        "socket": {"remote_address": request.environ.get("REMOTE_ADDR")},
        "cookies": request.cookies,
    }
    if config.capture_headers:
        result["headers"] = dict(get_headers(request.environ))
    if request.method in constants.HTTP_WITH_BODY:
        if config.capture_body not in ("all", event_type):
            result["body"] = "[REDACTED]"
        else:
            body = None
            if request.content_type == "application/x-www-form-urlencoded":
                body = compat.multidict_to_dict(request.form)
            elif request.content_type and request.content_type.startswith("multipart/form-data"):
                body = compat.multidict_to_dict(request.form)
                if request.files:
                    body["_files"] = {
                        field: val[0].filename if len(val) == 1 else [f.filename for f in val]
                        for field, val in request.files.lists()
                    }
            else:
                try:
                    body = request.get_data(as_text=True)
                except ClientDisconnected:
                    pass

            if body is not None:
                result["body"] = body

    result["url"] = get_url_dict(request.url)
    return result


def get_data_from_response(response, config, event_type):
    result = {}

    if isinstance(getattr(response, "status_code", None), int):
        result["status_code"] = response.status_code

    if config.capture_headers and getattr(response, "headers", None):
        headers = response.headers
        result["headers"] = {key: ";".join(headers.getlist(key)) for key in headers.keys()}
    return result