#include <AS.h>

#include <Cytoplasm/Memory.h>
#include <Cytoplasm/Str.h>
#include <Cytoplasm/Log.h>
#include <Cytoplasm/Uri.h>

#include <string.h>
#include <stdlib.h>

#include <Matrix.h>

HashMap *
ASVerifyRequest(ParseeHttpArg *arg)
{
    HashMap *ret = NULL;
    HashMap *params;
    char *authorisation;
    if (!arg)
    {
        return NULL;
    }

    params = HttpRequestHeaders(arg->ctx);
    authorisation = HashMapGet(params, "authorization");

    if (!authorisation || strncmp(authorisation, "Bearer ", 7))
    {
        HttpResponseStatus(arg->ctx, HTTP_FORBIDDEN);
        ret = MatrixCreateError("M_MISSING_TOKEN", "No 'hs_token' given in.");
        goto end;
    }

    authorisation += 7;
    if (!StrEquals(authorisation, arg->data->config->hs_token))
    {
        HttpResponseStatus(arg->ctx, HTTP_FORBIDDEN);
        ret = MatrixCreateError("M_FORBIDDEN","Incorrect authorisation given");
        goto end;
    }
end:
    return ret;
}

void
ASAuthenticateRequest(const ParseeConfig *data, HttpClientContext *ctx)
{
    char *bearer;
    if (!data || !ctx)
    {
        return;
    }

    bearer = StrConcat(2, "Bearer ", data->as_token);
    HttpRequestHeader(ctx, "Authorization", bearer);
    Free(bearer);
}