private void dataGridView1_CellContentClick(object sender, DataGridViewCellEventArgs e)
{
int index = e.ColumnIndex;
string str = dataGridView1.Rows[e.RowIndex].Cells["PostId"].Value.ToString();
int postId = Convert.ToInt32(str);
postNow = PostServices.GetPostByPostId(postId);
if (index == 5) //查看详情
{
Form_postDetail form = new Form_postDetail(postNow);
form.Show();
}
else if (index == 6)//收藏
{
//已经收藏
if (ManagePostsServices.GetCollectByUserIdAndPostId(UserNow.UserId, postNow.PostId) != 0)
{
MessageBox.Show("已收藏过该帖子！");
return;
}
//未收藏
Collect c = new Collect(postNow.PostId, UserNow.UserId, DateTime.Now);
ManagePostsServices.Collect(c);
MessageBox.Show("收藏成功！");
}
}
private void dataGridView1_CellContentClick(object sender, DataGridViewCellEventArgs e)
{
int index = e.ColumnIndex;
string str = dataGridView1.Rows[e.RowIndex].Cells["PostId"].Value.ToString();
int postId = Convert.ToInt32(str);
postNow = PostServices.GetPostByPostId(postId);
if (index == 7) //查看详情
{
Form_postDetail form = new Form_postDetail(postNow);
form.Show();
}
else if (index == 8)//删除
{
if (label_myPostsOrCollects.Text == "收藏")
{
int collectId = ManagePostsServices.GetCollectByUserIdAndPostId(user.UserId, postId);
ManagePostsServices.DeleteCollect(collectId);
MessageBox.Show("取消收藏成功！");
}
else //我的帖子
{
PostServices.DeletePost(user.UserId, postId);
MessageBox.Show("删除成功！");
}
}
else if (index == 9)//修改
{
}
}
private void btn_collects_Click(object sender, EventArgs e)
{
label_myPostsOrCollects.Text = "收藏";
dataGridView1.Columns["btn_alter"].Visible = false;
var postIds = PostServices.GetCollectsByUserId(user.UserId);
List <Post> newPostsNow = new List <Post>();
foreach (var p in postIds)
{
Post post = PostServices.GetPostByPostId(p);
newPostsNow.Add(post);
}
postsNow = newPostsNow;
dataGridView1.DataSource = postsNow;
}
private void btn_search_Click(object sender, EventArgs e)
{
if (textBox_minPrice.Text == "" || textBox_maxPrice.Text == "")
{
MessageBox.Show("价格区间不能为空！"); return;
}
if (dateTimePicker_begin.Value.ToString() == "" || dateTimePicker_end.Value.ToString() == "")
{
MessageBox.Show("时间区间不能为空！"); return;
}
if (label_myPostsOrCollects.Text == "我的帖子")
{
postsNow = PostServices.GetUserPosts(user.UserId);
}
else
{
List <Post> newPostsNow = new List <Post>();
var postIds = PostServices.GetCollectsByUserId(user.UserId);
foreach (var p in postIds)
{
Post post = PostServices.GetPostByPostId(p);
newPostsNow.Add(post);
}
postsNow = newPostsNow;
}
if (textBox_searchInput.Text != "")
{
postsNow = PostServices.QueryByKeyword(textBox_searchInput.Text);
}
postsNow = PostServices.ScreenByTime(dateTimePicker_begin.Value,
dateTimePicker_end.Value, postsNow);
postsNow = PostServices.ScreenByPrice(Convert.ToSingle(textBox_minPrice.Text),
Convert.ToSingle(textBox_maxPrice.Text), postsNow);
postsNow = PostServices.OrderByTimeAndPrice(comboBox_timeOrder.Text,
comboBox_priceOrder.Text, postsNow);
postsNow = postsNow.Where(p => p.PostType.ToString() == comboBox_postType.ToString()).ToList();
dataGridView1.DataSource = postsNow;
}
