57 lines
2.0 KiB
Swift
57 lines
2.0 KiB
Swift
//
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// CCXMirroring.swift
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//
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// Created by Ryan Coyne on 11/22/17.
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// Copyright © 2017 ClearCodeX, Inc. All rights reserved.
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//
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//
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// CCXMirror.swift
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//
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//
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// Created by Ryan Coyne on 11/17/17.
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// Copyright © 2017 ClearCodeX, Inc. All rights reserved.
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//
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public protocol CCXMirroring {
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func didInitializeSuperclass()
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func allChildren(includingNilValues : Bool, primaryKey: String?) -> [Mirror.Child]
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func primaryKey() -> String?
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}
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open class CCXMirror: CCXMirroring {
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// The superclass count will include CCXMirror, StORM, & PostgresStORM by the time we get to the subclasses we need to process.
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private var superclassCount = 0
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public func didInitializeSuperclass() {
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self.superclassCount += 1
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}
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open func primaryKey() -> String? {
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return nil
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}
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/// This function goes through all the superclass mirrors. This is dependent on the CCXMirroring protocol.
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private func superclassMirrors() -> [Mirror] {
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var mirrors : [Mirror] = []
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let mir = Mirror(reflecting: self)
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mirrors.append(mir)
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var currentContext : Mirror?
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for _ in 0...self.superclassCount {
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if currentContext.isNil {
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currentContext = mir.superclassMirror
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} else {
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currentContext = currentContext?.superclassMirror
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}
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if currentContext.isNotNil {
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// we only want to bring in the variables from the superclasses that are beyond PostgresStORM:
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mirrors.append(currentContext!)
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}
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}
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return mirrors
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}
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/// This returns all the children, even all the superclass mirrored children. Use allChildren().asData() to return an array of key/values.
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public func allChildren(includingNilValues : Bool = false, primaryKey: String? = nil) -> [Mirror.Child] {
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// Remove out the superclass count which is private:
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let children = self.superclassMirrors().allChildren(includingNilValues: includingNilValues, primaryKey: primaryKey)
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return children
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}
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}
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