0
我有一個PFUser
,它與Day
PFObject
的關係爲days
。獲取PFObject雲代碼的關係
在我的數據庫,它看起來是這樣的:
{
"_id": "WjLAnMuRmp",
"name": "c",
"_created_at": {
"$date": "2016-08-04T15:28:51.759Z"
},
"_updated_at": {
"$date": "2016-08-24T19:44:44.774Z"
},
"days": [
{
"__type": "Pointer",
"className": "Day",
"objectId": "BrQwmKAbJC"
},
{
"__type": "Pointer",
"className": "Day",
"objectId": "6wuDMl4kKI"
}
]
}
漂亮的直線前進。在我的雲代碼中,我試圖發送一個PFUser
objectId
,然後獲取它們所有的days
並遍歷它們。由於一些奇怪的原因,當我做關係查詢時,我一直得到0。
這裏是我的工作:
Parse.Cloud.define("getDayAveragesForUser", function(request, response) {
console.log("-getDayAveragesForUser");
// Create the query on the User class
var fetchedUser = new Parse.User({id:request.params.userObjectId});
console.log("the fetched user: " + fetchedUser.id);
var relation = fetchedUser.relation("days");
var query = relation.query();
query.limit(365);
query.ascending("createdAt");
query.find({
success: function(results) {
console.log("Successfully retrieved " + results.length + " Days.");
},
error: function(error) {
console.log("Error: " + error.code + " " + error.message);
}
});
});
當我打印fetchedUser.id
它是正確的,所以我知道我在正確的用戶。這似乎基於文檔示例:
var relation = user.relation("likes");
relation.query().find({
success: function(list) {
// list contains the posts that the current user likes.
}
});
這應該工作正常。
===
我要對我的雲代碼添加到測試:
var days = fetchedUser.get("days");
console.log("type of: " + typeof days);
從這個我得到:
type of: undefined