maksarsanjeev
73 lines
2.8 KiB
Swift
73 lines
2.8 KiB
Swift
import Foundation
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// MARK: - ContributionDay
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struct ContributionDay: Equatable {
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var date: String // YYYY-MM-DD
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var count: Int
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var level: Int // 0…4 (NONE, FIRST_QUARTILE, SECOND_QUARTILE, THIRD_QUARTILE, FOURTH_QUARTILE)
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var weekday: Int // 0 = Sunday … 6 = Saturday
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}
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// MARK: - GitHubActivity
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struct GitHubActivity: Equatable {
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var total: Int
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var weeks: [[ContributionDay]]
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var fetchedAt: Date
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// MARK: - Parse
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static func parse(_ data: Data) -> GitHubActivity? {
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guard let root = try? JSONSerialization.jsonObject(with: data) as? [String: Any],
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let dataNode = root["data"] as? [String: Any],
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let viewer = dataNode["viewer"] as? [String: Any],
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let cc = viewer["contributionsCollection"] as? [String: Any],
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let cal = cc["contributionCalendar"] as? [String: Any],
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let total = cal["totalContributions"] as? Int,
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let weeksRaw = cal["weeks"] as? [[String: Any]] else { return nil }
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var weeks: [[ContributionDay]] = []
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for weekRaw in weeksRaw {
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guard let daysRaw = weekRaw["contributionDays"] as? [[String: Any]] else { continue }
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var days: [ContributionDay] = []
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for dayRaw in daysRaw {
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guard let date = dayRaw["date"] as? String,
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let count = dayRaw["contributionCount"] as? Int,
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let levelStr = dayRaw["contributionLevel"] as? String,
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let weekday = dayRaw["weekday"] as? Int else { continue }
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let level: Int
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switch levelStr {
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case "FIRST_QUARTILE": level = 1
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case "SECOND_QUARTILE": level = 2
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case "THIRD_QUARTILE": level = 3
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case "FOURTH_QUARTILE": level = 4
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default: level = 0 // NONE or unknown
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}
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days.append(ContributionDay(date: date, count: count, level: level, weekday: weekday))
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}
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if !days.isEmpty { weeks.append(days) }
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}
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return GitHubActivity(total: total, weeks: weeks, fetchedAt: Date())
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}
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// MARK: - Helpers
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/// Returns the last n weeks in chronological order (oldest first).
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/// The last week may be incomplete (current week in progress).
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func lastWeeks(_ n: Int) -> [[ContributionDay]] {
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guard n > 0 else { return [] }
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let start = max(0, weeks.count - n)
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return Array(weeks[start...])
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}
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/// Returns the last n days in chronological order (oldest first).
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func lastDays(_ n: Int) -> [ContributionDay] {
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guard n > 0 else { return [] }
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let all = weeks.flatMap { $0 }
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let start = max(0, all.count - n)
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return Array(all[start...])
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}
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}
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