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강의 감사합니다~ #34

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31 changes: 26 additions & 5 deletions Tutorial/Tutorial.playground/Contents.swift
Original file line number Diff line number Diff line change
Expand Up @@ -24,9 +24,30 @@ let selectedIndexesFilePath = Bundle.main.path(forResource: "selectedIndexes", o
let champsData = FileManager.default.contents(atPath: champsFilePath!)
let selectedIndexesData = FileManager.default.contents(atPath: selectedIndexesFilePath!)

let champs = try JSONSerialization.jsonObject(with: champsData!, options: [])
let selectedIndexes = try JSONSerialization.jsonObject(with: selectedIndexesData!, options: [])
let champs = try JSONSerialization.jsonObject(with: champsData!, options: []) as? [[String : Any]]
let selectedIndexes = try JSONSerialization.jsonObject(with: selectedIndexesData!, options: []) as? [Int]

// TODO: selectedIndexes는 챔피언 목록(champs)의 key 번호 들이다. selectedIndexes에 명시된 순서대로 챔피언들의 이름(name)을 나열하라
let names: [String] = []
print(names)
//// TODO: selectedIndexes는 챔피언 목록(champs)의 key 번호 들이다. selectedIndexes에 명시된 순서대로 챔피언들의 이름(name)을 나열하라
/// 1번쨰 방법
champs?.filter {
let keyNumer = Int($0["key"] as! String)
guard let _selectedIndexList = selectedIndexes?.filter({ return $0 == keyNumer }),
_selectedIndexList.count > 0 else {
return false
}
return keyNumer == _selectedIndexList[0]
}
.forEach {
print($0["name"]!)
}

/// 2번쨰 방법
selectedIndexes?.forEach {
let index = "\($0)"
champs?.filter {
return index == $0["key"] as! String
}
.forEach {
print($0["name"]!)
}
}