This commit is contained in:
Daniel Arantes Loverde
2026-03-05 10:10:27 -03:00
parent a8e3631177
commit 1407f0b9de
27 changed files with 1493 additions and 84 deletions

View File

@@ -0,0 +1,44 @@
import Foundation
enum ImageSourceResolver {
static func resolve(_ raw: String?) -> String? {
guard var normalized = raw?.trimmingCharacters(in: .whitespacesAndNewlines),
normalized.isEmpty == false else { return nil }
normalized = normalized.replacingOccurrences(of: "\\/", with: "/")
let lower = normalized.lowercased()
if lower.hasPrefix("http://") || lower.hasPrefix("https://") || lower.hasPrefix("data:image") {
return normalized
}
// if let base64DataURL = normalizedBase64DataURL(normalized) {
// return base64DataURL
// }
let base = ApiConfig.baseURL.absoluteString.trimmingCharacters(in: CharacterSet(charactersIn: "/"))
let path = normalized.hasPrefix("/") ? normalized : "/\(normalized)"
return "\(base)\(path)"
}
private static func normalizedBase64DataURL(_ raw: String) -> String? {
let trimmed = raw.trimmingCharacters(in: .whitespacesAndNewlines)
guard trimmed.isEmpty == false else { return nil }
let payload: String
if let marker = trimmed.range(of: "base64,", options: [.caseInsensitive]) {
payload = String(trimmed[marker.upperBound...])
} else {
payload = trimmed
}
let sanitized = payload
.replacingOccurrences(of: "\n", with: "")
.replacingOccurrences(of: "\r", with: "")
.replacingOccurrences(of: " ", with: "")
guard sanitized.count >= 64 else { return nil }
guard Data(base64Encoded: sanitized, options: [.ignoreUnknownCharacters]) != nil else { return nil }
return "data:image/png;base64,\(sanitized)"
}
}