CategoryProvider class
A state management provider that handles the lifecycle of medical portfolio categories.
This provider manages the loading, persistence, and modification of
PortfolioCategory objects using SharedPreferences. It allows for
specialty-specific defaults and custom user-defined categories.
- Mixed-in types
Constructors
Properties
-
categories
→ List<
PortfolioCategory> -
no setter
- errorMessage → String?
-
no setter
- hashCode → int
-
The hash code for this object.
no setterinherited
- hasListeners → bool
-
Whether any listeners are currently registered.
no setterinherited
- isLoading → bool
-
no setter
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
addCategory(
PortfolioCategory category) → Future< bool> -
Adds a new
categoryto the master list with a generated unique ID. -
addListener(
VoidCallback listener) → void -
Register a closure to be called when the object changes.
inherited
-
deleteCategory(
int id) → Future< bool> - Removes a category from the list and updates local storage.
-
dispose(
) → void -
Discards any resources used by the object. After this is called, the
object is not in a usable state and should be discarded (calls to
addListener will throw after the object is disposed).
inherited
-
loadCategories(
String? specialty) → Future< void> - Initializes and loads the category list from local storage or defaults.
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
notifyListeners(
) → void -
Call all the registered listeners.
inherited
-
removeListener(
VoidCallback listener) → void -
Remove a previously registered closure from the list of closures that are
notified when the object changes.
inherited
-
resetToDefaults(
String? specialty) → Future< void> - Wipes custom changes and restores categories to their original predefined state.
-
toString(
) → String -
A string representation of this object.
inherited
-
updateCategory(
PortfolioCategory category) → Future< bool> - Updates an existing category's properties.
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited