HunterView.c

////////////////////////////////////////////////////////////////////////
// COMP2521 18x1 ... the Fury of Dracula
// HunterView.c: the HunterView ADT implementation
//
// 2014-07-01   v1.0    Team Dracula <cs2521@cse.unsw.edu.au>
// 2017-12-01   v1.1    Team Dracula <cs2521@cse.unsw.edu.au>

#include <assert.h>
#include <err.h>
#include <stdbool.h>
#include <stdlib.h>
#include <sysexits.h>

#include "Game.h"
#include "GameView.h"
#include "Globals.h"
#include "HunterView.h"
#include "Map.h"

struct hunterView {
    int dracLife;
    char *dracPlist;
    int roundNumber;
    int currPlayer;
    int gameScore;

    int godLoca;
    int drsLoca;
    int vanLoca;
    int minLoca;
    int draLoca;

    int godLife;
    int drsLife;
    int vanLife;
    int minLife;
    int draLife;

    Map dracMap;
};

// Creates a new HunterView to summarise the current state of the game
HunterView
newHunterView (char *pastPlays, PlayerMessage messages[])
{
    HunterView new = malloc (sizeof *new);
    GameView dragame = newGameView(pastPlays, messages);
    if (new == NULL) err (EX_OSERR, "couldn't allocate HunterView");
        new->dracLife = getHealth(dragame, PLAYER_DRACULA);
        new->dracPlist = pastPlays;
        new->roundNumber = getRound(dragame);
        if (new->roundNumber < 0) new->roundNumber = 0;

        new->godLoca = getLocation(dragame, PLAYER_LORD_GODALMING);
        new->drsLoca = getLocation(dragame, PLAYER_DR_SEWARD);
        new->vanLoca = getLocation(dragame, PLAYER_VAN_HELSING);
        new->minLoca = getLocation(dragame, PLAYER_MINA_HARKER);
        new->draLoca = getLocation(dragame, PLAYER_DRACULA);

        new->godLife = getHealth (dragame, PLAYER_LORD_GODALMING);
        new->drsLife = getHealth (dragame, PLAYER_DR_SEWARD);
        new->vanLife = getHealth (dragame, PLAYER_VAN_HELSING);
        new->minLife = getHealth (dragame, PLAYER_MINA_HARKER);
        new->draLife = getHealth (dragame, PLAYER_DRACULA);
        new->gameScore = getScore(dragame);
        new->dracMap = newMap();
        new->currPlayer = getCurrentPlayer(dragame);
        disposeGameView(dragame);

    return new;
}

// Frees all memory previously allocated for the HunterView toBeDeleted
void
disposeHunterView (HunterView toBeDeleted)
{
    disposeMap(toBeDeleted->dracMap);
    free (toBeDeleted);
}

//// Functions to return simple information about the current state of the game

// Get the current round
Round
giveMeTheRound (HunterView hv)
{
    return hv->roundNumber;
}

// Get the id of current player
PlayerID
whoAmI (HunterView hv)
{

    return hv->currPlayer;
}

// Get the current score
int
giveMeTheScore (HunterView hv)
{
    return hv->gameScore;
}

// Get the current health points for a given player
int
howHealthyIs (HunterView hv, PlayerID player)
{
    if (player == PLAYER_LORD_GODALMING) return hv->godLife;
    if (player == PLAYER_MINA_HARKER) return hv->minLife;
    if (player == PLAYER_VAN_HELSING) return hv->vanLife;
    if (player == PLAYER_DR_SEWARD) return hv->drsLife;
    if (player == PLAYER_DRACULA) return hv->draLife;
    return 0;
}

// Get the current location id of a given player
LocationID
whereIs (HunterView hv, PlayerID player)
{
    if (player == PLAYER_LORD_GODALMING) return hv->godLoca;
    if (player == PLAYER_MINA_HARKER) return hv->minLoca;
    if (player == PLAYER_VAN_HELSING) return hv->vanLoca;
    if (player == PLAYER_DR_SEWARD) return hv->drsLoca;
    if (player == PLAYER_DRACULA) return hv->draLoca;
    return 0;
}

//// Functions that return information about the history of the game

// Fills the trail array with the location ids of the last 6 turns
void
giveMeTheTrail (HunterView hv, PlayerID player,
    LocationID trail[TRAIL_SIZE])
{
    PlayerMessage messages[5] = { " ", " ", " "};//just garbage
    GameView hunterGame = newGameView(hv->dracPlist, messages);
    if (hunterGame == NULL) err (EX_OSERR, "couldn't allocate DracView)");

    getHistory(hunterGame, player, trail);
}

//// Functions that query the map to find information about connectivity

// What are my possible next moves (locations)
LocationID *
whereCanIgo (HunterView hv, int *numLocations,
    bool road, bool rail, bool sea)
{
    LocationID *b;
    PlayerID currPlayer = hv->currPlayer;
    LocationID from = whereIs(hv, currPlayer);
    b = locationsConnected(hv->dracMap, from, 10, road, rail, sea);
    int connCount = numberOfConnections(hv->dracMap, from, road, rail, sea);

    *numLocations = connCount;

    return b;
}

// What are the specified player's next possible moves
LocationID *
whereCanTheyGo (HunterView hv, int *numLocations, PlayerID player,
    bool road, bool rail, bool sea)
{

    LocationID *b;
    LocationID from = whereIs(hv, player);

    b = locationsConnected(hv->dracMap, from, 10, road, rail, sea);
    int connCount = numberOfConnections(hv->dracMap, from, road, rail, sea);

    *numLocations = connCount;

    return b;
}