Constructor
new ExistedGraph()
var ExistedGraph = factoryExistedGraph(Graph);
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Methods
insert(link, callbackopt, contextopt) → {string}
Standard graph insert, but with locked removed field.
Parameters:
| Name | Type | Attributes | Description |
|---|---|---|---|
link |
Link | ||
callback |
ExistedGraph~insertCallback |
<optional> |
|
context |
Object |
<optional> |
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Returns:
[id]
- Type
- string
on(event, callback)
Standard graph on method, but considering substitution the remove to the update.
Parameters:
| Name | Type | Description |
|---|---|---|
event |
string | name |
callback |
ExistedGraphonCallback |
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query(selector) → {*}
Standard graph query, but visible only links where removed is undefined.
Parameters:
| Name | Type | Description |
|---|---|---|
selector |
string | LinkSelector |
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Returns:
query
- Type
- *
remove(selector, callbackopt, contextopt)
Instead of removing the changes remove field to true.
Parameters:
| Name | Type | Attributes | Description | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
selector |
string | LinkSelector | ||||||||||
callback |
ExistedGraph~removeCallback |
<optional> |
|||||||||
context |
Object |
<optional> |
Properties
|
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update(selector, modifier, callbackopt, contextopt) → {number}
Standard graph update, but with locked removed field in modifier, if context.removed is not true.
Parameters:
| Name | Type | Attributes | Description |
|---|---|---|---|
selector |
string | LinkSelector | ||
modifier |
LinkModifier | ||
callback |
ExistedGraph~updateCallback |
<optional> |
|
context |
Object |
<optional> |
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Returns:
[count]
- Type
- number
Type Definitions
insertCallback(erroropt, idopt)
Optional callback. If present, called with an error object as the first argument and, if no error, the unique id of inserted link as the second.
Parameters:
| Name | Type | Attributes | Description |
|---|---|---|---|
error |
Error |
<optional> |
|
id |
string |
<optional> |
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onCallback(oldLinkopt, newLinkopt, contextopt)
Parameters:
| Name | Type | Attributes | Description |
|---|---|---|---|
oldLink |
Link |
<optional> |
can be undefined on link and insert events |
newLink |
Link |
<optional> |
can be undefined on unlink and remove events |
context |
Object |
<optional> |
additional app information, such as context.userId |
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onCallback(oldLinkopt, newLinkopt, contextopt)
Parameters:
| Name | Type | Attributes | Description |
|---|---|---|---|
oldLink |
Link |
<optional> |
can be undefined on link and insert events |
newLink |
Link |
<optional> |
can be undefined on unlink and remove events |
context |
Object |
<optional> |
additional app information, such as context.userId |
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removeCallback(erroropt, countopt)
Optional callback. If present, called with an error object as the first argument.
Parameters:
| Name | Type | Attributes | Description |
|---|---|---|---|
error |
Error |
<optional> |
|
count |
number |
<optional> |
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updateCallback(erroropt, countopt)
Optional callback. If present, called with an error object as the first argument and, if no error, the number of affected documents as the second.
Parameters:
| Name | Type | Attributes | Description |
|---|---|---|---|
error |
Error |
<optional> |
|
count |
number |
<optional> |
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