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updated to the registory for generic init for handler and model

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Signed-off-by: Matt Bruce <matt.bruce@verizon.com>
This commit is contained in:
Matt Bruce 2021-10-22 14:52:14 -05:00
parent 6c8bb9ce4b
commit 393cd62064
1 changed files with 34 additions and 15 deletions
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49
MVMCore/MVMCore/ActionHandling/MVMCoreActionHandler+Extension.swift
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@ -8,16 +8,42 @@
import Foundation
public protocol MVMCoreActionHandlerProtocol: ModelHandlerProtocol {
public protocol Initable {
init()
func handleAction(_ model: ActionModelProtocol, additionalData: [AnyHashable : Any]?, delegateObject: DelegateObject?)
}
public protocol MVMCoreActionHandlerProtocol: ModelHandlerProtocol, Initable {
func handleAction(_ model: ActionModelProtocol, additionalData: [AnyHashable: Any]?, delegateObject: DelegateObject?)
}
extension ModelRegistry {
public static func getActionHandler(_ model: ActionModelProtocol) throws -> MVMCoreActionHandlerProtocol {
public static func getModel<T>(_ modelType: String, jsonDict: [String: Any], with type: T.Type) throws -> T {
//get the modelType
guard let foundModelType = ModelRegistry.getType(for: modelType, with: T.self) else {
throw ModelRegistry.Error.decoderErrorModelNotMapped()
}
//deserialize the model for the modelType found
guard let model = try foundModelType.decode(jsonDict: jsonDict) as? T else {
throw ModelRegistry.Error.decoderOther(message: "Could not decode to \(T.self)")
}
return model
}
public static func getHandler<H>(_ model: ModelProtocol, with type: H.Type) throws -> H {
do {
let type = try ModelRegistry.getHandler(model) as! MVMCoreActionHandlerProtocol.Type
return type.init()
//get the handler and ensure it is initable
guard let initable = try ModelRegistry.getHandler(model) as? Initable.Type else {
throw ModelRegistry.Error.other(message: "\(H.self) type handler isn't of type Initiable")
}
//init the handler type and ensure it is on type you passed in
guard let handler = initable.init() as? H else {
throw ModelRegistry.Error.other(message: "\(model.self) doesn't have a handler of \(H.self) type")
}
//return the handler
return handler
} catch {
throw ModelRegistry.Error.other(message: error.localizedDescription)
}
@ -47,18 +73,11 @@ public extension MVMCoreActionHandler {
guard let actionType = actionType, let actionInformation = actionInformation else { return false }
do {
//get the actionModelType
guard let actionModelType = ModelRegistry.getType(for: actionType, with: ActionModelProtocol.self) else {
throw ModelRegistry.Error.decoderErrorModelNotMapped()
}
//deserialize the actionModel for the actionType found
guard let actionModel = try actionModelType.decode(jsonDict: actionInformation) as? ActionModelProtocol else {
throw ModelRegistry.Error.decoderOther(message: "Could not decode to ActionModelProtocol")
}
//deserialize the actionModel for the actionType found.
let actionModel = try ModelRegistry.getModel(actionType, jsonDict: actionInformation, with: ActionModelProtocol.self)
//get the action Handler for the actionModel created
let actionHandler = try ModelRegistry.getActionHandler(actionModel)
let actionHandler = try ModelRegistry.getHandler(actionModel, with: MVMCoreActionHandlerProtocol.self)
//call the handleAction of the handler
actionHandler.handleAction(actionModel, additionalData: additionalData, delegateObject: delegateObject)