Parsee/src/MatrixEventHandler.c

#include <Parsee.h>

#include <Cytoplasm/Json.h>
#include <Cytoplasm/Str.h>
#include <Cytoplasm/Log.h>

#include <Matrix.h>
#include <AS.h>

#define GrabString(obj, ...)    JsonValueAsString(JsonGet(obj, __VA_ARGS__))
static void
ParseeMemberHandler(const ParseeConfig *conf, HashMap *event)
{
    char *state_key = GrabString(event, 1, "state_key");
    char *membership = GrabString(event, 2, "content", "membership");
    char *room_id = GrabString(event, 1, "room_id");
    Log(LOG_INFO, "Membership '%s'->'%s'", state_key, membership);
    
    if (StrEquals(membership, "invite") && ParseeIsPuppet(conf, state_key))
    {
        Log(LOG_INFO, "Looks like %s was invited to %s",
            state_key,
            GrabString(event, 1, "room_id")
        );
        ASJoin(conf, room_id, state_key);
    }
}
static void
ParseeMessageHandler(const ParseeConfig *conf, HashMap *event)
{
    char *msgtype = GrabString(event, 2, "content", "msgtype");
    char *body = GrabString(event, 2, "content", "body");
    char *id = GrabString(event, 1, "room_id");
    if (StrEquals(body, "!help"))
    {
        Log(LOG_ERR, "Not implemented!");
        ASSend(conf, id, NULL, "m.room.message",
            MatrixCreateNotice("No help, pal.")
        );
    }
}

void
ParseeEventHandler(const ParseeConfig *conf, HashMap *event)
{
    char *event_type;
    if (!conf || !event)
    {
        return;
    }

    Log(LOG_INFO, "Event by '%s', with type '%s'",
        JsonValueAsString(HashMapGet(event, "sender")),
        JsonValueAsString(HashMapGet(event, "type"))
    );

    event_type = GrabString(event, 1, "type");
    if (StrEquals(event_type, "m.room.member"))
    {
        ParseeMemberHandler(conf, event);        
        return;
    }
    if (StrEquals(event_type, "m.room.message"))
    {
        ParseeMessageHandler(conf, event);        
        return;
    }
}