mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2026-03-29 18:24:56 +00:00
545 lines
24 KiB
Swift
545 lines
24 KiB
Swift
import Foundation
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import UIKit
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import TelegramCore
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import SwiftSignalKit
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import TelegramPresentationData
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import AccountContext
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import ItemListUI
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import Display
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import ItemListPeerItem
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import ItemListPeerActionItem
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import TextFormat
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import TelegramStringFormatting
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private let collapsedResultCount: Int = 10
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private let collapsedInitialLimit: Int = 10
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private final class PollResultsControllerArguments {
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let context: AccountContext
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let message: EngineMessage
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let collapseOption: (Data) -> Void
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let expandOption: (Data) -> Void
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let openPeer: (EngineRenderedPeer) -> Void
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let expandSolution: () -> Void
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init(context: AccountContext, message: EngineMessage, collapseOption: @escaping (Data) -> Void, expandOption: @escaping (Data) -> Void, openPeer: @escaping (EngineRenderedPeer) -> Void, expandSolution: @escaping () -> Void) {
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self.context = context
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self.message = message
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self.collapseOption = collapseOption
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self.expandOption = expandOption
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self.openPeer = openPeer
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self.expandSolution = expandSolution
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}
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}
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private enum PollResultsSection {
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case text
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case solution
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case option(Int)
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var rawValue: Int32 {
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switch self {
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case .text:
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return 0
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case .solution:
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return 1
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case let .option(index):
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return 2 + Int32(index)
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}
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}
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}
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private enum PollResultsEntryId: Hashable {
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case text
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case optionPeer(Int, Int)
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case optionExpand(Int)
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case solutionHeader
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case solutionText
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}
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private enum PollResultsItemTag: ItemListItemTag, Equatable {
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case firstOptionPeer(opaqueIdentifier: Data)
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func isEqual(to other: ItemListItemTag) -> Bool {
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if let other = other as? PollResultsItemTag, self == other {
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return true
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} else {
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return false
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}
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}
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}
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private enum PollResultsEntry: ItemListNodeEntry {
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case text(String, [MessageTextEntity])
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case optionPeer(optionId: Int, index: Int, peer: EngineRenderedPeer, timestamp: Int32?, optionText: String, optionTextEntities: [MessageTextEntity], optionAdditionalText: String, optionCount: Int32, optionExpanded: Bool, opaqueIdentifier: Data, shimmeringAlternation: Int?, isFirstInOption: Bool)
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case optionExpand(optionId: Int, opaqueIdentifier: Data, text: String, enabled: Bool)
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case solutionHeader(String)
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case solutionText(String, [MessageTextEntity])
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var section: ItemListSectionId {
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switch self {
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case .text:
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return PollResultsSection.text.rawValue
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case let .optionPeer(optionId, _, _, _, _, _, _, _, _, _, _, _):
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return PollResultsSection.option(optionId).rawValue
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case let .optionExpand(optionId, _, _, _):
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return PollResultsSection.option(optionId).rawValue
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case .solutionHeader, .solutionText:
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return PollResultsSection.solution.rawValue
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}
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}
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var stableId: PollResultsEntryId {
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switch self {
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case .text:
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return .text
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case let .optionPeer(optionId, index, _, _, _, _, _, _, _, _, _, _):
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return .optionPeer(optionId, index)
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case let .optionExpand(optionId, _, _, _):
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return .optionExpand(optionId)
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case .solutionHeader:
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return .solutionHeader
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case .solutionText:
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return .solutionText
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}
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}
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static func <(lhs: PollResultsEntry, rhs: PollResultsEntry) -> Bool {
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switch lhs {
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case .text:
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switch rhs {
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case .text:
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return false
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default:
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return true
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}
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case .solutionHeader:
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switch rhs {
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case .text:
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return false
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case .solutionHeader:
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return false
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default:
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return true
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}
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case .solutionText:
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switch rhs {
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case .text:
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return false
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case .solutionHeader:
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return false
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case .solutionText:
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return false
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default:
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return true
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}
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case let .optionPeer(lhsOptionId, lhsIndex, _, _, _, _, _, _, _, _, _, _):
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switch rhs {
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case .text:
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return false
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case .solutionHeader:
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return false
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case .solutionText:
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return false
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case let .optionPeer(rhsOptionId, rhsIndex, _, _, _, _, _, _, _, _, _, _):
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if lhsOptionId == rhsOptionId {
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return lhsIndex < rhsIndex
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} else {
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return lhsOptionId < rhsOptionId
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}
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case let .optionExpand(rhsOptionId, _, _, _):
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if lhsOptionId == rhsOptionId {
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return true
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} else {
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return lhsOptionId < rhsOptionId
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}
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}
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case let .optionExpand(lhsOptionId, _, _, _):
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switch rhs {
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case .text:
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return false
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case .solutionHeader:
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return false
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case .solutionText:
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return false
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case let .optionPeer(rhsOptionId, _, _, _, _, _, _, _, _, _, _, _):
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if lhsOptionId == rhsOptionId {
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return false
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} else {
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return lhsOptionId < rhsOptionId
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}
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case let .optionExpand(rhsOptionId, _, _, _):
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if lhsOptionId == rhsOptionId {
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return false
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} else {
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return lhsOptionId < rhsOptionId
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}
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}
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}
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}
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func item(presentationData: ItemListPresentationData, arguments: Any) -> ListViewItem {
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let arguments = arguments as! PollResultsControllerArguments
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switch self {
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case let .text(text, entities):
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let font = Font.semibold(presentationData.fontSize.itemListBaseFontSize)
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var entityFiles: [EngineMedia.Id: TelegramMediaFile] = [:]
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for (id, media) in arguments.message.associatedMedia {
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if let file = media as? TelegramMediaFile {
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entityFiles[id] = file
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}
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}
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let attributedText = stringWithAppliedEntities(
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text,
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entities: entities.filter { entity in
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if case .CustomEmoji = entity.type {
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return true
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} else {
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return false
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}
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},
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baseColor: presentationData.theme.list.freeTextColor,
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linkColor: presentationData.theme.list.freeTextColor,
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baseQuoteTintColor: nil,
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baseQuoteSecondaryTintColor: nil,
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baseQuoteTertiaryTintColor: nil,
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codeBlockTitleColor: nil,
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codeBlockAccentColor: nil,
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codeBlockBackgroundColor: nil,
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baseFont: font,
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linkFont: font,
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boldFont: font,
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italicFont: font,
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boldItalicFont: font,
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fixedFont: font,
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blockQuoteFont: font,
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underlineLinks: false,
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external: false,
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message: arguments.message._asMessage(),
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entityFiles: entityFiles,
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adjustQuoteFontSize: false,
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cachedMessageSyntaxHighlight: nil
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)
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return ItemListTextItem(presentationData: presentationData, text: .custom(context: arguments.context, string: attributedText), sectionId: self.section, additionalInsets: UIEdgeInsets(top: 0.0, left: 0.0, bottom: -6.0, right: 0.0), additionalOuterInsets: UIEdgeInsets(top: 14.0, left: 0.0, bottom: 0.0, right: 0.0))
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case let .solutionHeader(text):
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return ItemListSectionHeaderItem(presentationData: presentationData, text: text, sectionId: self.section)
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case let .solutionText(text, entities):
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let _ = entities
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//TODO:release
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return ItemListMultilineTextItem(presentationData: presentationData, text: text, enabledEntityTypes: [], sectionId: self.section, style: .blocks)
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case let .optionPeer(optionId, _, peer, timestamp, optionText, optionTextEntities, optionAdditionalText, optionCount, optionExpanded, opaqueIdentifier, shimmeringAlternation, isFirstInOption):
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let font = Font.regular(13.0)
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var entityFiles: [EngineMedia.Id: TelegramMediaFile] = [:]
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for (id, media) in arguments.message.associatedMedia {
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if let file = media as? TelegramMediaFile {
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entityFiles[id] = file
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}
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}
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let attributedText = stringWithAppliedEntities(
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optionText,
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entities: optionTextEntities.filter { entity in
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if case .CustomEmoji = entity.type {
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return true
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} else {
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return false
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}
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},
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baseColor: presentationData.theme.list.freeTextColor,
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linkColor: presentationData.theme.list.freeTextColor,
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baseQuoteTintColor: nil,
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baseQuoteSecondaryTintColor: nil,
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baseQuoteTertiaryTintColor: nil,
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codeBlockTitleColor: nil,
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codeBlockAccentColor: nil,
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codeBlockBackgroundColor: nil,
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baseFont: font,
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linkFont: font,
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boldFont: font,
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italicFont: font,
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boldItalicFont: font,
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fixedFont: font,
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blockQuoteFont: font,
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underlineLinks: false,
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external: false,
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message: arguments.message._asMessage(),
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entityFiles: entityFiles,
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adjustQuoteFontSize: false,
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cachedMessageSyntaxHighlight: nil
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)
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let header = ItemListPeerItemHeader(theme: presentationData.theme, strings: presentationData.strings, context: arguments.context, text: attributedText, additionalText: optionAdditionalText, actionTitle: optionExpanded ? presentationData.strings.PollResults_Collapse : presentationData.strings.MessagePoll_VotedCount(optionCount), id: Int64(optionId), action: optionExpanded ? {
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arguments.collapseOption(opaqueIdentifier)
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} : nil)
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let label: ItemListPeerItemLabel
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if let timestamp {
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let (timeString, dateString) = formatTimeAndDate(timestamp: timestamp, strings: presentationData.strings, dateTimeFormat: presentationData.dateTimeFormat)
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let labelString = NSMutableAttributedString()
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if let dateString {
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labelString.append(NSAttributedString(string: "\(dateString)\n", font: Font.regular(presentationData.fontSize.itemListBaseFontSize * 13.0 / 17.0), textColor: presentationData.theme.list.itemSecondaryTextColor))
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}
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labelString.append(NSAttributedString(string: "\(timeString)", font: Font.regular(presentationData.fontSize.itemListBaseFontSize * 13.0 / 17.0), textColor: presentationData.theme.list.itemPrimaryTextColor))
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label = .attributedText(labelString)
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} else {
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label = .none
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}
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return ItemListPeerItem(presentationData: presentationData, systemStyle: .glass, dateTimeFormat: PresentationDateTimeFormat(), nameDisplayOrder: .firstLast, context: arguments.context, peer: peer.peers[peer.peerId]!, presence: nil, text: .none, label: label, editing: ItemListPeerItemEditing(editable: false, editing: false, revealed: false), switchValue: nil, enabled: true, selectable: shimmeringAlternation == nil, sectionId: self.section, action: {
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arguments.openPeer(peer)
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}, setPeerIdWithRevealedOptions: { _, _ in
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}, removePeer: { _ in
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}, noInsets: true, tag: isFirstInOption ? PollResultsItemTag.firstOptionPeer(opaqueIdentifier: opaqueIdentifier) : nil, header: header, shimmering: shimmeringAlternation.flatMap { ItemListPeerItemShimmering(alternationIndex: $0) })
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case let .optionExpand(_, opaqueIdentifier, text, enabled):
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return ItemListPeerActionItem(presentationData: presentationData, systemStyle: .glass, icon: PresentationResourcesItemList.downArrowImage(presentationData.theme), title: text, sectionId: self.section, editing: false, action: enabled ? {
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arguments.expandOption(opaqueIdentifier)
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} : nil)
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}
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}
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}
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private struct PollResultsControllerState: Equatable {
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var expandedOptions: [Data: Int] = [:]
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var isSolutionExpanded: Bool = false
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}
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private func pollResultsControllerEntries(presentationData: PresentationData, message: EngineMessage, poll: TelegramMediaPoll, state: PollResultsControllerState, resultsState: PollResultsState) -> [PollResultsEntry] {
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var entries: [PollResultsEntry] = []
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var isEmpty = false
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for (_, optionState) in resultsState.options {
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if !optionState.hasLoadedOnce {
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isEmpty = true
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break
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}
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}
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entries.append(.text(poll.text, poll.textEntities))
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var optionVoterCount: [Int: Int32] = [:]
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let totalVoterCount = poll.results.totalVoters ?? 0
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var optionPercentage: [Int] = []
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if totalVoterCount != 0 {
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if let voters = poll.results.voters, let _ = poll.results.totalVoters {
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for i in 0 ..< poll.options.count {
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inner: for optionVoters in voters {
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if optionVoters.opaqueIdentifier == poll.options[i].opaqueIdentifier {
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optionVoterCount[i] = optionVoters.count
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break inner
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}
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}
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}
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}
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optionPercentage = countNicePercent(votes: (0 ..< poll.options.count).map({ Int(optionVoterCount[$0] ?? 0) }), total: Int(totalVoterCount))
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}
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for i in 0 ..< poll.options.count {
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let percentage = optionPercentage.count > i ? optionPercentage[i] : 0
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let option = poll.options[i]
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let optionTextHeader = option.text.uppercased()
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let optionTextHeaderEntities = option.entities
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let optionAdditionalTextHeader = " — \(percentage)%"
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if isEmpty {
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if let voterCount = optionVoterCount[i], voterCount != 0 {
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let displayCount: Int
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if Int(voterCount) > collapsedInitialLimit {
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displayCount = collapsedResultCount
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} else {
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displayCount = Int(voterCount)
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}
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for peerIndex in 0 ..< displayCount {
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let fakeUser = TelegramUser(id: EnginePeer.Id(namespace: .max, id: EnginePeer.Id.Id._internalFromInt64Value(0)), accessHash: nil, firstName: "", lastName: "", username: nil, phone: nil, photo: [], botInfo: nil, restrictionInfo: nil, flags: [], emojiStatus: nil, usernames: [], storiesHidden: nil, nameColor: nil, backgroundEmojiId: nil, profileColor: nil, profileBackgroundEmojiId: nil, subscriberCount: nil, verificationIconFileId: nil)
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let peer = EngineRenderedPeer(peer: EnginePeer(fakeUser))
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entries.append(.optionPeer(optionId: i, index: peerIndex, peer: peer, timestamp: nil, optionText: optionTextHeader, optionTextEntities: optionTextHeaderEntities, optionAdditionalText: optionAdditionalTextHeader, optionCount: voterCount, optionExpanded: false, opaqueIdentifier: option.opaqueIdentifier, shimmeringAlternation: peerIndex % 2, isFirstInOption: peerIndex == 0))
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}
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if displayCount < Int(voterCount) {
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let remainingCount = Int(voterCount) - displayCount
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entries.append(.optionExpand(optionId: i, opaqueIdentifier: option.opaqueIdentifier, text: presentationData.strings.PollResults_ShowMore(Int32(remainingCount)), enabled: false))
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}
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}
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} else {
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if let optionState = resultsState.options[option.opaqueIdentifier], !optionState.peers.isEmpty {
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let optionExpandedAtCount = state.expandedOptions[option.opaqueIdentifier]
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let peers = optionState.peers
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let count = optionState.count
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let displayCount: Int
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if peers.count > collapsedInitialLimit {
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if optionExpandedAtCount != nil {
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displayCount = peers.count
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} else {
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displayCount = collapsedResultCount
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}
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} else {
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if let optionExpandedAtCount = optionExpandedAtCount {
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if optionExpandedAtCount == collapsedInitialLimit && optionState.canLoadMore {
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displayCount = collapsedResultCount
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} else {
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displayCount = peers.count
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}
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} else {
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if !optionState.canLoadMore {
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displayCount = peers.count
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} else {
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displayCount = collapsedResultCount
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}
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}
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}
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var peerIndex = 0
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inner: for peer in peers {
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if peerIndex >= displayCount {
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break inner
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}
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entries.append(.optionPeer(optionId: i, index: peerIndex, peer: EngineRenderedPeer(peer.peer), timestamp: peer.date, optionText: optionTextHeader, optionTextEntities: optionTextHeaderEntities, optionAdditionalText: optionAdditionalTextHeader, optionCount: Int32(count), optionExpanded: optionExpandedAtCount != nil, opaqueIdentifier: option.opaqueIdentifier, shimmeringAlternation: nil, isFirstInOption: peerIndex == 0))
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peerIndex += 1
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}
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let remainingCount = count - peerIndex
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if remainingCount > 0 {
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entries.append(.optionExpand(optionId: i, opaqueIdentifier: option.opaqueIdentifier, text: presentationData.strings.PollResults_ShowMore(Int32(remainingCount)), enabled: true))
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}
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}
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}
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}
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return entries
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}
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public func pollResultsController(context: AccountContext, messageId: EngineMessage.Id, message: EngineMessage, poll: TelegramMediaPoll, focusOnOptionWithOpaqueIdentifier: Data? = nil) -> ViewController {
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let statePromise = ValuePromise(PollResultsControllerState(), ignoreRepeated: true)
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let stateValue = Atomic(value: PollResultsControllerState())
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let updateState: ((PollResultsControllerState) -> PollResultsControllerState) -> Void = { f in
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statePromise.set(stateValue.modify { f($0) })
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}
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var pushControllerImpl: ((ViewController) -> Void)?
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let actionsDisposable = DisposableSet()
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let resultsContext = context.engine.messages.pollResults(messageId: messageId, poll: poll)
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let arguments = PollResultsControllerArguments(context: context, message: message,
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collapseOption: { optionId in
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updateState { state in
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var state = state
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state.expandedOptions.removeValue(forKey: optionId)
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return state
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}
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}, expandOption: { optionId in
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let _ = (resultsContext.state
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|> take(1)
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|> deliverOnMainQueue).startStandalone(next: { [weak resultsContext] state in
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if let optionState = state.options[optionId] {
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updateState { state in
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var state = state
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state.expandedOptions[optionId] = optionState.peers.count
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return state
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}
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if optionState.canLoadMore {
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resultsContext?.loadMore(optionOpaqueIdentifier: optionId)
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}
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}
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})
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}, openPeer: { peer in
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if let peer = peer.peers[peer.peerId] {
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if let controller = context.sharedContext.makePeerInfoController(context: context, updatedPresentationData: nil, peer: peer._asPeer(), mode: .generic, avatarInitiallyExpanded: false, fromChat: false, requestsContext: nil) {
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pushControllerImpl?(controller)
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}
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}
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}, expandSolution: {
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})
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let previousWasEmpty = Atomic<Bool?>(value: nil)
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let signal = combineLatest(queue: .mainQueue(),
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context.sharedContext.presentationData,
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statePromise.get(),
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resultsContext.state
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)
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|> map { presentationData, state, resultsState -> (ItemListControllerState, (ItemListNodeState, Any)) in
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var isEmpty = false
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for (_, optionState) in resultsState.options {
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if !optionState.hasLoadedOnce {
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isEmpty = true
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break
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}
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}
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let previousWasEmptyValue = previousWasEmpty.swap(isEmpty)
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var totalVoters: Int32 = 0
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if let totalVotersValue = poll.results.totalVoters {
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totalVoters = totalVotersValue
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}
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let entries = pollResultsControllerEntries(presentationData: presentationData, message: message, poll: poll, state: state, resultsState: resultsState)
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var initialScrollToItem: ListViewScrollToItem?
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if let focusOnOptionWithOpaqueIdentifier = focusOnOptionWithOpaqueIdentifier, previousWasEmptyValue == nil {
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var isFirstOption = true
|
|
loop: for i in 0 ..< entries.count {
|
|
switch entries[i] {
|
|
case let .optionPeer(_, _, _, _, _, _, _, _, _, opaqueIdentifier, _, _):
|
|
if opaqueIdentifier == focusOnOptionWithOpaqueIdentifier {
|
|
if !isFirstOption {
|
|
initialScrollToItem = ListViewScrollToItem(index: i, position: .top(0.0), animated: false, curve: .Default(duration: nil), directionHint: .Down)
|
|
}
|
|
break loop
|
|
}
|
|
isFirstOption = false
|
|
default:
|
|
break
|
|
}
|
|
}
|
|
}
|
|
|
|
let controllerState = ItemListControllerState(presentationData: ItemListPresentationData(presentationData), title: .textWithSubtitle(presentationData.strings.PollResults_Title, presentationData.strings.MessagePoll_VotedCount(totalVoters)), leftNavigationButton: nil, rightNavigationButton: nil, backNavigationButton: ItemListBackButton(title: presentationData.strings.Common_Back), animateChanges: false)
|
|
let listState = ItemListNodeState(presentationData: ItemListPresentationData(presentationData), entries: entries, style: .blocks, focusItemTag: nil, emptyStateItem: nil, initialScrollToItem: initialScrollToItem, crossfadeState: previousWasEmptyValue != nil && previousWasEmptyValue == true && isEmpty == false, animateChanges: false)
|
|
|
|
return (controllerState, (listState, arguments))
|
|
}
|
|
|> afterDisposed {
|
|
actionsDisposable.dispose()
|
|
}
|
|
|
|
let controller = ItemListController(context: context, state: signal)
|
|
controller.navigationPresentation = .modal
|
|
pushControllerImpl = { [weak controller] c in
|
|
controller?.push(c)
|
|
}
|
|
controller.acceptsFocusWhenInOverlay = true
|
|
|
|
return controller
|
|
}
|
|
|
|
private func formatTimeAndDate(timestamp: Int32, strings: PresentationStrings, dateTimeFormat: PresentationDateTimeFormat) -> (time: String, date: String?) {
|
|
|
|
var t: time_t = time_t(timestamp)
|
|
var timeinfo: tm = tm()
|
|
localtime_r(&t, &timeinfo)
|
|
|
|
let timestampNow = Int32(CFAbsoluteTimeGetCurrent() + NSTimeIntervalSince1970)
|
|
var now: time_t = time_t(timestampNow)
|
|
var timeinfoNow: tm = tm()
|
|
localtime_r(&now, &timeinfoNow)
|
|
|
|
let timeString = stringForShortTimestamp(hours: timeinfo.tm_hour, minutes: timeinfo.tm_min, dateTimeFormat: dateTimeFormat)
|
|
let dateString: String?
|
|
|
|
let dayDifference = timeinfo.tm_yday - timeinfoNow.tm_yday
|
|
if dayDifference == 0 {
|
|
dateString = ""
|
|
} else if dayDifference == -1 {
|
|
dateString = strings.Weekday_Yesterday.lowercased()
|
|
} else {
|
|
dateString = stringForShortDate(timestamp: timestamp, strings: strings, dateTimeFormat: dateTimeFormat, withTime: false)
|
|
}
|
|
return (time: timeString, date: dateString)
|
|
}
|