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[Vertex AI] Add
Citation.publicationDate
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117
FirebaseVertexAI/Sources/Types/Internal/ProtoDate.swift
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// Copyright 2024 Google LLC | ||
// | ||
// Licensed under the Apache License, Version 2.0 (the "License"); | ||
// you may not use this file except in compliance with the License. | ||
// You may obtain a copy of the License at | ||
// | ||
// http://www.apache.org/licenses/LICENSE-2.0 | ||
// | ||
// Unless required by applicable law or agreed to in writing, software | ||
// distributed under the License is distributed on an "AS IS" BASIS, | ||
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
// See the License for the specific language governing permissions and | ||
// limitations under the License. | ||
|
||
import Foundation | ||
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/// Represents a whole or partial calendar date, such as a birthday. | ||
/// | ||
/// The time of day and time zone are either specified elsewhere or are insignificant. The date is | ||
/// relative to the Gregorian Calendar. This can represent one of the following: | ||
/// - A full date, with non-zero year, month, and day values | ||
/// - A month and day value, with a zero year, such as an anniversary | ||
/// - A year on its own, with zero month and day values | ||
/// - A year and month value, with a zero day, such as a credit card expiration date | ||
/// | ||
/// This represents a | ||
/// [`google.type.Date`](https://cloud.google.com/vertex-ai/docs/reference/rest/Shared.Types/Date). | ||
struct ProtoDate { | ||
/// Year of the date. | ||
/// | ||
/// Must be from 1 to 9999, or 0 to specify a date without a year. | ||
let year: Int? | ||
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/// Month of a year. | ||
/// | ||
/// Must be from 1 to 12, or 0 to specify a year without a month and day. | ||
let month: Int? | ||
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/// Day of a month. | ||
/// | ||
/// Must be from 1 to 31 and valid for the year and month, or 0 to specify a year by itself or a | ||
/// year and month where the day isn't significant. | ||
let day: Int? | ||
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/// Returns the a `DateComponents` representation of the `ProtoDate`. | ||
/// | ||
/// > Note: This uses the Gregorian `Calendar` to match the `google.type.Date` definition. | ||
var dateComponents: DateComponents { | ||
DateComponents( | ||
calendar: Calendar(identifier: .gregorian), | ||
year: year, | ||
month: month, | ||
day: day | ||
) | ||
} | ||
} | ||
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// MARK: - Codable Conformance | ||
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extension ProtoDate: Decodable { | ||
enum CodingKeys: CodingKey { | ||
case year | ||
case month | ||
case day | ||
} | ||
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init(from decoder: any Decoder) throws { | ||
let container = try decoder.container(keyedBy: CodingKeys.self) | ||
if let year = try container.decodeIfPresent(Int.self, forKey: .year), year != 0 { | ||
if year < 0 || year > 9999 { | ||
VertexLog.warning( | ||
code: .decodedInvalidProtoDateYear, | ||
""" | ||
Invalid year: \(year); must be from 1 to 9999, or 0 for a date without a specified year. | ||
""" | ||
) | ||
} | ||
self.year = year | ||
} else { | ||
year = nil | ||
} | ||
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if let month = try container.decodeIfPresent(Int.self, forKey: .month), month != 0 { | ||
if month < 0 || month > 12 { | ||
VertexLog.warning( | ||
code: .decodedInvalidProtoDateMonth, | ||
""" | ||
Invalid month: \(month); must be from 1 to 12, or 0 for a year date without a specified \ | ||
month and day. | ||
""" | ||
) | ||
} | ||
self.month = month | ||
} else { | ||
month = nil | ||
} | ||
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if let day = try container.decodeIfPresent(Int.self, forKey: .day), day != 0 { | ||
if day < 0 || day > 31 { | ||
VertexLog.warning( | ||
code: .decodedInvalidProtoDateDay, | ||
"Invalid day: \(day); must be from 1 to 31, or 0 for a date without a specified day." | ||
) | ||
} | ||
self.day = day | ||
} else { | ||
day = nil | ||
} | ||
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guard year != nil || month != nil || day != nil else { | ||
throw DecodingError.dataCorrupted(.init( | ||
codingPath: [CodingKeys.year, CodingKeys.month, CodingKeys.day], | ||
debugDescription: "Invalid date: missing year, month and day" | ||
)) | ||
} | ||
} | ||
} |
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