Refactor more modules

submodules/TelegramStringFormatting/Sources/DateFormat.swift

@@ -0,0 +1,111 @@
+import Foundation
+import TelegramPresentationData
+import TelegramUIPreferences
+
+public func stringForShortTimestamp(hours: Int32, minutes: Int32, dateTimeFormat: PresentationDateTimeFormat) -> String {
+    switch dateTimeFormat.timeFormat {
+    case .regular:
+        let hourString: String
+        if hours == 0 {
+            hourString = "12"
+        } else if hours > 12 {
+            hourString = "\(hours - 12)"
+        } else {
+            hourString = "\(hours)"
+        }
+        
+        let periodString: String
+        if hours >= 12 {
+            periodString = "PM"
+        } else {
+            periodString = "AM"
+        }
+        if minutes >= 10 {
+            return "\(hourString):\(minutes) \(periodString)"
+        } else {
+            return "\(hourString):0\(minutes) \(periodString)"
+        }
+    case .military:
+        return String(format: "%02d:%02d", arguments: [Int(hours), Int(minutes)])
+    }
+}
+
+public func stringForMessageTimestamp(timestamp: Int32, dateTimeFormat: PresentationDateTimeFormat, local: Bool = true) -> String {
+    var t = Int(timestamp)
+    var timeinfo = tm()
+    if local {
+        localtime_r(&t, &timeinfo)
+    } else {
+        gmtime_r(&t, &timeinfo)
+    }
+    
+    return stringForShortTimestamp(hours: timeinfo.tm_hour, minutes: timeinfo.tm_min, dateTimeFormat: dateTimeFormat)
+}
+
+public func stringForFullDate(timestamp: Int32, strings: PresentationStrings, dateTimeFormat: PresentationDateTimeFormat) -> String {
+    var t: time_t = Int(timestamp)
+    var timeinfo = tm()
+    localtime_r(&t, &timeinfo);
+    
+    switch timeinfo.tm_mon + 1 {
+    case 1:
+        return strings.Time_PreciseDate_m1("\(timeinfo.tm_mday)", "\(2000 + timeinfo.tm_year - 100)", stringForShortTimestamp(hours: Int32(timeinfo.tm_hour), minutes: Int32(timeinfo.tm_min), dateTimeFormat: dateTimeFormat)).0
+    case 2:
+        return strings.Time_PreciseDate_m2("\(timeinfo.tm_mday)", "\(2000 + timeinfo.tm_year - 100)", stringForShortTimestamp(hours: Int32(timeinfo.tm_hour), minutes: Int32(timeinfo.tm_min), dateTimeFormat: dateTimeFormat)).0
+    case 3:
+        return strings.Time_PreciseDate_m3("\(timeinfo.tm_mday)", "\(2000 + timeinfo.tm_year - 100)", stringForShortTimestamp(hours: Int32(timeinfo.tm_hour), minutes: Int32(timeinfo.tm_min), dateTimeFormat: dateTimeFormat)).0
+    case 4:
+        return strings.Time_PreciseDate_m4("\(timeinfo.tm_mday)", "\(2000 + timeinfo.tm_year - 100)", stringForShortTimestamp(hours: Int32(timeinfo.tm_hour), minutes: Int32(timeinfo.tm_min), dateTimeFormat: dateTimeFormat)).0
+    case 5:
+        return strings.Time_PreciseDate_m5("\(timeinfo.tm_mday)", "\(2000 + timeinfo.tm_year - 100)", stringForShortTimestamp(hours: Int32(timeinfo.tm_hour), minutes: Int32(timeinfo.tm_min), dateTimeFormat: dateTimeFormat)).0
+    case 6:
+        return strings.Time_PreciseDate_m6("\(timeinfo.tm_mday)", "\(2000 + timeinfo.tm_year - 100)", stringForShortTimestamp(hours: Int32(timeinfo.tm_hour), minutes: Int32(timeinfo.tm_min), dateTimeFormat: dateTimeFormat)).0
+    case 7:
+        return strings.Time_PreciseDate_m7("\(timeinfo.tm_mday)", "\(2000 + timeinfo.tm_year - 100)", stringForShortTimestamp(hours: Int32(timeinfo.tm_hour), minutes: Int32(timeinfo.tm_min), dateTimeFormat: dateTimeFormat)).0
+    case 8:
+        return strings.Time_PreciseDate_m8("\(timeinfo.tm_mday)", "\(2000 + timeinfo.tm_year - 100)", stringForShortTimestamp(hours: Int32(timeinfo.tm_hour), minutes: Int32(timeinfo.tm_min), dateTimeFormat: dateTimeFormat)).0
+    case 9:
+        return strings.Time_PreciseDate_m9("\(timeinfo.tm_mday)", "\(2000 + timeinfo.tm_year - 100)", stringForShortTimestamp(hours: Int32(timeinfo.tm_hour), minutes: Int32(timeinfo.tm_min), dateTimeFormat: dateTimeFormat)).0
+    case 10:
+        return strings.Time_PreciseDate_m10("\(timeinfo.tm_mday)", "\(2000 + timeinfo.tm_year - 100)", stringForShortTimestamp(hours: Int32(timeinfo.tm_hour), minutes: Int32(timeinfo.tm_min), dateTimeFormat: dateTimeFormat)).0
+    case 11:
+        return strings.Time_PreciseDate_m11("\(timeinfo.tm_mday)", "\(2000 + timeinfo.tm_year - 100)", stringForShortTimestamp(hours: Int32(timeinfo.tm_hour), minutes: Int32(timeinfo.tm_min), dateTimeFormat: dateTimeFormat)).0
+    case 12:
+        return strings.Time_PreciseDate_m12("\(timeinfo.tm_mday)", "\(2000 + timeinfo.tm_year - 100)", stringForShortTimestamp(hours: Int32(timeinfo.tm_hour), minutes: Int32(timeinfo.tm_min), dateTimeFormat: dateTimeFormat)).0
+    default:
+        return ""
+    }
+}
+
+public func stringForDate(timestamp: Int32, strings: PresentationStrings) -> String {
+    let formatter = DateFormatter()
+    formatter.timeStyle = .none
+    formatter.dateStyle = .medium
+    formatter.timeZone = TimeZone(secondsFromGMT: 0)
+    formatter.locale = localeWithStrings(strings)
+    return formatter.string(from: Date(timeIntervalSince1970: Double(timestamp)))
+}
+
+public func stringForDateWithoutYear(date: Date, strings: PresentationStrings) -> String {
+    let formatter = DateFormatter()
+    formatter.timeStyle = .none
+    formatter.timeZone = TimeZone(secondsFromGMT: 0)
+    formatter.locale = localeWithStrings(strings)
+    formatter.setLocalizedDateFormatFromTemplate("MMMMd")
+    return formatter.string(from: date)
+}
+
+public func roundDateToDays(_ timestamp: Int32) -> Int32 {
+    var calendar = Calendar(identifier: .gregorian)
+    calendar.timeZone = TimeZone(secondsFromGMT: 0)!
+    var components = calendar.dateComponents(Set([.era, .year, .month, .day]), from: Date(timeIntervalSince1970: Double(timestamp)))
+    components.hour = 0
+    components.minute = 0
+    components.second = 0
+    
+    guard let date = calendar.date(from: components) else {
+        assertionFailure()
+        return timestamp
+    }
+    return Int32(date.timeIntervalSince1970)
+}