public ActionResult Claim(RewardClaimDTO dto)
{
if (!ModelState.IsValid)
{
return(View());
}
var rao = new RewardClaimRAO {
GroupId = dto.GroupId, RewardId = dto.RewardId, ClaimedCount = dto.ClaimedCount, RewardCost = dto.RewardCost
};
var svc = CreateRewardService();
if (svc.ClaimReward(rao))
{
return(RedirectToAction("Index", "Group", new { id = dto.GroupId }));
}
return(RedirectToAction("Index", "Group", new { id = dto.GroupId }));
}
public bool ClaimReward(RewardClaimRAO rao)
{
using (var ctx = new ApplicationDbContext())
{
var groupMember = ctx.GroupMembers.Single(gm => gm.MemberId == _userId && gm.GroupId == rao.GroupId);
var reward = ctx.Rewards.Single(r => r.RewardId == rao.RewardId);
if (groupMember.EarnedPoints < (reward.Cost * rao.ClaimedCount))
{
return(false);
}
var entity = new ClaimedRewardEntity
{
OwnerId = groupMember.MemberId,
RewardId = reward.RewardId,
ClaimedCount = rao.ClaimedCount
};
ctx.ClaimedRewards.Add(entity);
return(ctx.SaveChanges() == 1);
}
}
