MainChartView2.swift 28 KB

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  1. import Charts
  2. import SwiftUI
  3. let screenSize: CGRect = UIScreen.main.bounds
  4. let calendar = Calendar.current
  5. private struct BasalProfile: Hashable {
  6. let amount: Double
  7. var isOverwritten: Bool
  8. let startDate: Date
  9. let endDate: Date?
  10. init(amount: Double, isOverwritten: Bool, startDate: Date, endDate: Date? = nil) {
  11. self.amount = amount
  12. self.isOverwritten = isOverwritten
  13. self.startDate = startDate
  14. self.endDate = endDate
  15. }
  16. }
  17. private struct Prediction: Hashable {
  18. let amount: Int
  19. let timestamp: Date
  20. let type: PredictionType
  21. }
  22. private struct Carb: Hashable {
  23. let amount: Decimal
  24. let timestamp: Date
  25. let nearestGlucose: BloodGlucose
  26. }
  27. private struct ChartBolus: Hashable {
  28. let amount: Decimal
  29. let timestamp: Date
  30. let nearestGlucose: BloodGlucose
  31. }
  32. private struct ChartTempTarget: Hashable {
  33. let amount: Decimal
  34. let start: Date
  35. let end: Date
  36. }
  37. private enum PredictionType: Hashable {
  38. case iob
  39. case cob
  40. case zt
  41. case uam
  42. }
  43. struct MainChartView2: View {
  44. private enum Config {
  45. static let bolusSize: CGFloat = 4
  46. static let bolusScale: CGFloat = 2.5
  47. static let carbsSize: CGFloat = 5
  48. static let carbsScale: CGFloat = 0.3
  49. static let fpuSize: CGFloat = 5
  50. }
  51. @Binding var glucose: [BloodGlucose]
  52. @Binding var eventualBG: Int?
  53. @Binding var suggestion: Suggestion?
  54. @Binding var tempBasals: [PumpHistoryEvent]
  55. @Binding var boluses: [PumpHistoryEvent]
  56. @Binding var suspensions: [PumpHistoryEvent]
  57. @Binding var announcement: [Announcement]
  58. @Binding var hours: Int
  59. @Binding var maxBasal: Decimal
  60. @Binding var autotunedBasalProfile: [BasalProfileEntry]
  61. @Binding var basalProfile: [BasalProfileEntry]
  62. @Binding var tempTargets: [TempTarget]
  63. @Binding var carbs: [CarbsEntry]
  64. @Binding var smooth: Bool
  65. @Binding var highGlucose: Decimal
  66. @Binding var lowGlucose: Decimal
  67. @Binding var screenHours: Int16
  68. @Binding var displayXgridLines: Bool
  69. @Binding var displayYgridLines: Bool
  70. @Binding var thresholdLines: Bool
  71. @State var didAppearTrigger = false
  72. @State private var BasalProfiles: [BasalProfile] = []
  73. @State private var TempBasals: [PumpHistoryEvent] = []
  74. @State private var ChartTempTargets: [ChartTempTarget] = []
  75. @State private var Predictions: [Prediction] = []
  76. @State private var ChartCarbs: [Carb] = []
  77. @State private var ChartFpus: [Carb] = []
  78. @State private var ChartBoluses: [ChartBolus] = []
  79. @State private var startMarker = Date(timeIntervalSince1970: TimeInterval(NSDate().timeIntervalSince1970 - 86400))
  80. @State private var endMarker = Date(timeIntervalSince1970: TimeInterval(NSDate().timeIntervalSince1970 + 10800))
  81. private var bolusFormatter: NumberFormatter {
  82. let formatter = NumberFormatter()
  83. formatter.numberStyle = .decimal
  84. formatter.minimumIntegerDigits = 0
  85. formatter.maximumFractionDigits = 2
  86. formatter.decimalSeparator = "."
  87. return formatter
  88. }
  89. private var carbsFormatter: NumberFormatter {
  90. let formatter = NumberFormatter()
  91. formatter.numberStyle = .decimal
  92. formatter.maximumFractionDigits = 0
  93. return formatter
  94. }
  95. private var fpuFormatter: NumberFormatter {
  96. let formatter = NumberFormatter()
  97. formatter.numberStyle = .decimal
  98. formatter.maximumFractionDigits = 1
  99. formatter.decimalSeparator = "."
  100. formatter.minimumIntegerDigits = 0
  101. return formatter
  102. }
  103. var body: some View {
  104. VStack(alignment: .center, spacing: 8, content: {
  105. ScrollViewReader { scroller in
  106. ScrollView(.horizontal, showsIndicators: false) {
  107. VStack {
  108. MainChart()
  109. BasalChart()
  110. .padding(.bottom, 8)
  111. }.onChange(of: screenHours) { _ in
  112. scroller.scrollTo("MainChart", anchor: .trailing)
  113. }.onAppear {
  114. scroller.scrollTo("MainChart", anchor: .trailing)
  115. }.onChange(of: glucose) { _ in
  116. scroller.scrollTo("MainChart", anchor: .trailing)
  117. }
  118. .onChange(of: suggestion) { _ in
  119. scroller.scrollTo("MainChart", anchor: .trailing)
  120. }
  121. .onChange(of: tempBasals) { _ in
  122. scroller.scrollTo("MainChart", anchor: .trailing)
  123. }
  124. }
  125. }
  126. Legend()
  127. })
  128. }
  129. }
  130. // MARK: Components
  131. extension MainChartView2 {
  132. private func MainChart() -> some View {
  133. VStack {
  134. Chart {
  135. if thresholdLines {
  136. RuleMark(y: .value("High", highGlucose)).foregroundStyle(Color.loopYellow)
  137. .lineStyle(.init(lineWidth: 1, dash: [2]))
  138. RuleMark(y: .value("Low", lowGlucose)).foregroundStyle(Color.loopRed)
  139. .lineStyle(.init(lineWidth: 1, dash: [2]))
  140. }
  141. RuleMark(
  142. x: .value(
  143. "",
  144. startMarker,
  145. unit: .second
  146. )
  147. ).foregroundStyle(.clear)
  148. RuleMark(
  149. x: .value(
  150. "",
  151. Date(timeIntervalSince1970: TimeInterval(NSDate().timeIntervalSince1970)),
  152. unit: .second
  153. )
  154. ).lineStyle(.init(lineWidth: 1, dash: [2]))
  155. RuleMark(
  156. x: .value(
  157. "",
  158. endMarker,
  159. unit: .second
  160. )
  161. ).foregroundStyle(.clear)
  162. ForEach(ChartCarbs, id: \.self) { carb in
  163. let carbAmount = carb.amount
  164. PointMark(
  165. x: .value("Time", carb.timestamp, unit: .second),
  166. y: .value("Value", carb.nearestGlucose.sgv ?? 120)
  167. )
  168. .symbolSize((Config.carbsSize + CGFloat(carbAmount) * Config.carbsScale) * 10)
  169. .foregroundStyle(Color.orange)
  170. .annotation(position: .top) {
  171. Text(bolusFormatter.string(from: carbAmount as NSNumber)!).font(.caption2)
  172. }
  173. }
  174. ForEach(ChartFpus, id: \.self) { fpu in
  175. let fpuAmount = fpu.amount
  176. PointMark(
  177. x: .value("Time", fpu.timestamp, unit: .second),
  178. y: .value("Value", fpu.nearestGlucose.sgv ?? 120)
  179. )
  180. .symbolSize((Config.fpuSize + CGFloat(fpuAmount) * Config.carbsScale) * 10)
  181. .foregroundStyle(Color.brown)
  182. .annotation(position: .top) {
  183. Text(bolusFormatter.string(from: fpuAmount as NSNumber)!).font(.caption2)
  184. }
  185. }
  186. ForEach(ChartBoluses, id: \.self) { bolus in
  187. let bolusAmount = bolus.amount
  188. PointMark(
  189. x: .value("Time", bolus.timestamp, unit: .second),
  190. y: .value("Value", bolus.nearestGlucose.sgv ?? 120)
  191. )
  192. .symbolSize((Config.bolusSize + CGFloat(bolusAmount) * Config.bolusScale) * 10)
  193. .foregroundStyle(Color.insulin)
  194. .annotation(position: .bottom) {
  195. Text(bolusFormatter.string(from: bolusAmount as NSNumber)!).font(.caption2)
  196. }
  197. }
  198. // MARK: this code causes 'compiler is unable to type-check this expression'-error
  199. ForEach(ChartTempTargets, id: \.self) { tt in
  200. let randomString = UUID().uuidString
  201. LineMark(
  202. x: .value("Time", tt.start),
  203. y: .value("Value", tt.amount),
  204. series: .value("tt", randomString)
  205. )
  206. .foregroundStyle(Color.insulin).lineStyle(.init(lineWidth: 2, dash: [2, 3]))
  207. LineMark(
  208. x: .value("Time", tt.end),
  209. y: .value("Value", tt.amount),
  210. series: .value("tt", randomString)
  211. )
  212. .foregroundStyle(Color.insulin).lineStyle(.init(lineWidth: 2, dash: [2, 3]))
  213. }
  214. ForEach(Predictions, id: \.self) { info in
  215. if info.type == .uam {
  216. LineMark(
  217. x: .value("Time", info.timestamp, unit: .second),
  218. y: .value("Value", info.amount),
  219. series: .value("uam", "uam")
  220. ).foregroundStyle(Color.uam).symbolSize(16)
  221. }
  222. if info.type == .cob {
  223. LineMark(
  224. x: .value("Time", info.timestamp, unit: .second),
  225. y: .value("Value", info.amount),
  226. series: .value("cob", "cob")
  227. ).foregroundStyle(Color.orange).symbolSize(16)
  228. }
  229. if info.type == .iob {
  230. LineMark(
  231. x: .value("Time", info.timestamp, unit: .second),
  232. y: .value("Value", info.amount),
  233. series: .value("iob", "iob")
  234. ).foregroundStyle(Color.insulin).symbolSize(16)
  235. }
  236. if info.type == .zt {
  237. LineMark(
  238. x: .value("Time", info.timestamp, unit: .second),
  239. y: .value("Value", info.amount),
  240. series: .value("zt", "zt")
  241. ).foregroundStyle(Color.zt).symbolSize(16)
  242. }
  243. }
  244. ForEach(glucose) {
  245. if $0.sgv != nil {
  246. PointMark(
  247. x: .value("Time", $0.dateString, unit: .second),
  248. y: .value("Value", $0.sgv!)
  249. ).foregroundStyle(Color.green).symbolSize(16)
  250. if smooth {
  251. LineMark(
  252. x: .value("Time", $0.dateString, unit: .second),
  253. y: .value("Value", $0.sgv!),
  254. series: .value("glucose", "glucose")
  255. ).foregroundStyle(Color.green)
  256. }
  257. }
  258. }
  259. }.id("MainChart")
  260. .onChange(of: glucose) { _ in
  261. calculatePredictions()
  262. }
  263. .onChange(of: carbs) { _ in
  264. calculateCarbs()
  265. calculateFpus()
  266. }
  267. .onChange(of: boluses) { _ in
  268. calculateBoluses()
  269. }
  270. .onChange(of: tempTargets) { _ in
  271. calculateTTs()
  272. }
  273. .onChange(of: didAppearTrigger) { _ in
  274. calculatePredictions()
  275. calculateTTs()
  276. }.onChange(of: suggestion) { _ in
  277. calculatePredictions()
  278. }
  279. .onReceive(
  280. Foundation.NotificationCenter.default
  281. .publisher(for: UIApplication.willEnterForegroundNotification)
  282. ) { _ in
  283. calculatePredictions()
  284. }
  285. .frame(
  286. width: max(0, screenSize.width - 20, fullWidth(viewWidth: screenSize.width)),
  287. height: min(screenSize.height, 200)
  288. )
  289. // .chartYScale(domain: 0 ... 450)
  290. .chartXAxis {
  291. AxisMarks(values: .stride(by: .hour, count: 2)) { _ in
  292. if displayXgridLines {
  293. AxisGridLine(stroke: .init(lineWidth: 0.5, dash: [2, 3]))
  294. } else {
  295. AxisGridLine(stroke: .init(lineWidth: 0, dash: [2, 3]))
  296. }
  297. }
  298. }.chartYAxis {
  299. AxisMarks(position: .trailing, values: .stride(by: 100)) { value in
  300. if displayYgridLines {
  301. AxisGridLine(stroke: .init(lineWidth: 0.5, dash: [2, 3]))
  302. } else {
  303. AxisGridLine(stroke: .init(lineWidth: 0, dash: [2, 3]))
  304. }
  305. if let glucoseValue = value.as(Double.self), glucoseValue > 0 {
  306. AxisTick(length: 4, stroke: .init(lineWidth: 4))
  307. .foregroundStyle(Color.gray)
  308. AxisValueLabel()
  309. }
  310. }
  311. }
  312. }
  313. }
  314. func BasalChart() -> some View {
  315. VStack {
  316. Chart {
  317. RuleMark(
  318. x: .value(
  319. "",
  320. startMarker,
  321. unit: .second
  322. )
  323. ).foregroundStyle(.clear)
  324. RuleMark(
  325. x: .value(
  326. "",
  327. Date(timeIntervalSince1970: TimeInterval(NSDate().timeIntervalSince1970)),
  328. unit: .second
  329. )
  330. ).lineStyle(.init(lineWidth: 1, dash: [2]))
  331. RuleMark(
  332. x: .value(
  333. "",
  334. endMarker,
  335. unit: .second
  336. )
  337. ).foregroundStyle(.clear)
  338. ForEach(TempBasals) {
  339. BarMark(
  340. x: .value("Time", $0.timestamp),
  341. y: .value("Rate", $0.rate ?? 0)
  342. )
  343. }
  344. ForEach(BasalProfiles, id: \.self) { profile in
  345. LineMark(
  346. x: .value("Start Date", profile.startDate),
  347. y: .value("Amount", profile.amount),
  348. series: .value("profile", "profile")
  349. ).lineStyle(.init(lineWidth: 2, dash: [2, 3]))
  350. LineMark(
  351. x: .value("End Date", profile.endDate ?? endMarker),
  352. y: .value("Amount", profile.amount),
  353. series: .value("profile", "profile")
  354. ).lineStyle(.init(lineWidth: 2, dash: [2, 3]))
  355. }
  356. }.onChange(of: tempBasals) { _ in
  357. calculateBasals()
  358. calculateTempBasals()
  359. }
  360. .onChange(of: maxBasal) { _ in
  361. calculateBasals()
  362. calculateTempBasals()
  363. }
  364. .onChange(of: autotunedBasalProfile) { _ in
  365. calculateBasals()
  366. calculateTempBasals()
  367. }
  368. .onChange(of: didAppearTrigger) { _ in
  369. calculateBasals()
  370. calculateTempBasals()
  371. }.onChange(of: basalProfile) { _ in
  372. calculateBasals()
  373. calculateTempBasals()
  374. }
  375. .frame(height: 80)
  376. // .chartYScale(domain: 0 ... maxBasal)
  377. // .rotationEffect(.degrees(180))
  378. // .chartXAxis(.hidden)
  379. .chartXAxis {
  380. AxisMarks(values: .stride(by: .hour, count: screenHours == 24 ? 4 : 2)) { _ in
  381. if displayXgridLines {
  382. AxisGridLine(stroke: .init(lineWidth: 0.5, dash: [2, 3]))
  383. } else {
  384. AxisGridLine(stroke: .init(lineWidth: 0, dash: [2, 3]))
  385. }
  386. AxisValueLabel(format: .dateTime.hour(.defaultDigits(amPM: .narrow)), anchor: .top)
  387. }
  388. }.chartYAxis {
  389. AxisMarks(position: .trailing, values: .stride(by: 1)) { _ in
  390. if displayYgridLines {
  391. AxisGridLine(stroke: .init(lineWidth: 0.5, dash: [2, 3]))
  392. } else {
  393. AxisGridLine(stroke: .init(lineWidth: 0, dash: [2, 3]))
  394. }
  395. AxisTick(length: 30, stroke: .init(lineWidth: 4))
  396. .foregroundStyle(Color.clear)
  397. }
  398. }
  399. .chartPlotStyle { plotArea in
  400. plotArea.background(.blue.gradient.opacity(0.1))
  401. }
  402. }
  403. }
  404. private func Legend() -> some View {
  405. HStack {
  406. Image(systemName: "line.diagonal")
  407. .rotationEffect(Angle(degrees: 45))
  408. .foregroundColor(.green)
  409. Text("BG")
  410. .foregroundColor(.secondary)
  411. Spacer()
  412. Image(systemName: "line.diagonal")
  413. .rotationEffect(Angle(degrees: 45))
  414. .foregroundColor(.insulin)
  415. Text("IOB")
  416. .foregroundColor(.secondary)
  417. Spacer()
  418. Image(systemName: "line.diagonal")
  419. .rotationEffect(Angle(degrees: 45))
  420. .foregroundColor(.purple)
  421. Text("ZT")
  422. .foregroundColor(.secondary)
  423. Spacer()
  424. Image(systemName: "line.diagonal")
  425. .frame(height: 10)
  426. .rotationEffect(Angle(degrees: 45))
  427. .foregroundColor(.loopYellow)
  428. Text("COB")
  429. .foregroundColor(.secondary)
  430. Spacer()
  431. Image(systemName: "line.diagonal")
  432. .rotationEffect(Angle(degrees: 45))
  433. .foregroundColor(.orange)
  434. Text("UAM")
  435. .foregroundColor(.secondary)
  436. if eventualBG != nil {
  437. Text("⇢ " + String(eventualBG ?? 0))
  438. }
  439. }
  440. .font(.caption2)
  441. .padding(.horizontal, 40)
  442. .padding(.vertical, 1)
  443. }
  444. }
  445. // MARK: Calculations
  446. extension MainChartView2 {
  447. private func timeToNearestGlucose(time: TimeInterval) -> BloodGlucose {
  448. var nextIndex = 0
  449. if glucose.last?.dateString.timeIntervalSince1970 ?? Date().timeIntervalSince1970 < time {
  450. return glucose.last ?? BloodGlucose(
  451. date: 0,
  452. dateString: Date(),
  453. unfiltered: nil,
  454. filtered: nil,
  455. noise: nil,
  456. type: nil
  457. )
  458. }
  459. for (index, value) in glucose.enumerated() {
  460. if value.dateString.timeIntervalSince1970 > time {
  461. nextIndex = index
  462. print("Break", value.dateString.timeIntervalSince1970, time)
  463. break
  464. }
  465. }
  466. return glucose[nextIndex]
  467. }
  468. private func fullWidth(viewWidth: CGFloat) -> CGFloat {
  469. viewWidth * CGFloat(hours) / CGFloat(min(max(screenHours, 2), 24))
  470. }
  471. private func calculateCarbs() {
  472. var calculatedCarbs: [Carb] = []
  473. carbs.forEach { carb in
  474. let bg = timeToNearestGlucose(time: carb.createdAt.timeIntervalSince1970)
  475. calculatedCarbs.append(Carb(amount: carb.carbs, timestamp: carb.createdAt, nearestGlucose: bg))
  476. }
  477. ChartCarbs = calculatedCarbs
  478. }
  479. private func calculateFpus() {
  480. var calculatedFpus: [Carb] = []
  481. let fpus = carbs.filter { $0.isFPU ?? false }
  482. fpus.forEach { fpu in
  483. let bg = timeToNearestGlucose(time: fpu.createdAt.timeIntervalSince1970)
  484. calculatedFpus.append(Carb(amount: fpu.carbs, timestamp: fpu.actualDate ?? Date(), nearestGlucose: bg))
  485. }
  486. ChartFpus = calculatedFpus
  487. }
  488. private func calculateBoluses() {
  489. var calculatedBoluses: [ChartBolus] = []
  490. boluses.forEach { bolus in
  491. let bg = timeToNearestGlucose(time: bolus.timestamp.timeIntervalSince1970)
  492. calculatedBoluses.append(ChartBolus(amount: bolus.amount ?? 0, timestamp: bolus.timestamp, nearestGlucose: bg))
  493. }
  494. ChartBoluses = calculatedBoluses
  495. }
  496. private func calculateTTs() {
  497. var calculatedTTs: [ChartTempTarget] = []
  498. tempTargets.forEach { tt in
  499. let end = tt.createdAt.addingTimeInterval(TimeInterval(tt.duration * 60))
  500. if tt.targetTop != nil {
  501. calculatedTTs
  502. .append(ChartTempTarget(amount: tt.targetTop ?? 0, start: tt.createdAt, end: end))
  503. }
  504. }
  505. ChartTempTargets = calculatedTTs
  506. }
  507. private func calculatePredictions() {
  508. var calculatedPredictions: [Prediction] = []
  509. let uam = suggestion?.predictions?.uam ?? []
  510. let iob = suggestion?.predictions?.iob ?? []
  511. let cob = suggestion?.predictions?.cob ?? []
  512. let zt = suggestion?.predictions?.zt ?? []
  513. guard let deliveredAt = suggestion?.deliverAt else {
  514. return
  515. }
  516. uam.indices.forEach { index in
  517. let predTime = Date(
  518. timeIntervalSince1970: deliveredAt.timeIntervalSince1970 + TimeInterval(index) * 5.minutes
  519. .timeInterval
  520. )
  521. if predTime.timeIntervalSince1970 < endMarker.timeIntervalSince1970 {
  522. calculatedPredictions.append(
  523. Prediction(amount: uam[index], timestamp: predTime, type: .uam)
  524. )
  525. }
  526. }
  527. iob.indices.forEach { index in
  528. let predTime = Date(
  529. timeIntervalSince1970: deliveredAt.timeIntervalSince1970 + TimeInterval(index) * 5.minutes
  530. .timeInterval
  531. )
  532. if predTime.timeIntervalSince1970 < endMarker.timeIntervalSince1970 {
  533. calculatedPredictions.append(
  534. Prediction(amount: iob[index], timestamp: predTime, type: .iob)
  535. )
  536. }
  537. }
  538. cob.indices.forEach { index in
  539. let predTime = Date(
  540. timeIntervalSince1970: deliveredAt.timeIntervalSince1970 + TimeInterval(index) * 5.minutes
  541. .timeInterval
  542. )
  543. if predTime.timeIntervalSince1970 < endMarker.timeIntervalSince1970 {
  544. calculatedPredictions.append(
  545. Prediction(amount: cob[index], timestamp: predTime, type: .cob)
  546. )
  547. }
  548. }
  549. zt.indices.forEach { index in
  550. let predTime = Date(
  551. timeIntervalSince1970: deliveredAt.timeIntervalSince1970 + TimeInterval(index) * 5.minutes
  552. .timeInterval
  553. )
  554. if predTime.timeIntervalSince1970 < endMarker.timeIntervalSince1970 {
  555. calculatedPredictions.append(
  556. Prediction(amount: zt[index], timestamp: predTime, type: .zt)
  557. )
  558. }
  559. }
  560. Predictions = calculatedPredictions
  561. }
  562. private func getLastUam() -> Int {
  563. let uam = suggestion?.predictions?.uam ?? []
  564. return uam.last ?? 0
  565. }
  566. private func calculateTempBasals() {
  567. var basals = tempBasals
  568. var returnTempBasalRates: [PumpHistoryEvent] = []
  569. var finished: [Int: Bool] = [:]
  570. basals.indices.forEach { i in
  571. basals.indices.forEach { j in
  572. if basals[i].timestamp == basals[j].timestamp, i != j, !(finished[i] ?? false), !(finished[j] ?? false) {
  573. let rate = basals[i].rate ?? basals[j].rate
  574. let durationMin = basals[i].durationMin ?? basals[j].durationMin
  575. finished[i] = true
  576. if rate != 0 || durationMin != 0 {
  577. returnTempBasalRates.append(
  578. PumpHistoryEvent(
  579. id: basals[i].id, type: FreeAPS.EventType.tempBasal,
  580. timestamp: basals[i].timestamp,
  581. durationMin: durationMin,
  582. rate: rate
  583. )
  584. )
  585. }
  586. }
  587. }
  588. }
  589. TempBasals = returnTempBasalRates
  590. }
  591. private func findRegularBasalPoints(
  592. timeBegin: TimeInterval,
  593. timeEnd: TimeInterval,
  594. autotuned: Bool
  595. ) -> [BasalProfile] {
  596. guard timeBegin < timeEnd else {
  597. return []
  598. }
  599. let beginDate = Date(timeIntervalSince1970: timeBegin)
  600. let calendar = Calendar.current
  601. let startOfDay = calendar.startOfDay(for: beginDate)
  602. let profile = autotuned ? autotunedBasalProfile : basalProfile
  603. let basalNormalized = profile.map {
  604. (
  605. time: startOfDay.addingTimeInterval($0.minutes.minutes.timeInterval).timeIntervalSince1970,
  606. rate: $0.rate
  607. )
  608. } + profile.map {
  609. (
  610. time: startOfDay.addingTimeInterval($0.minutes.minutes.timeInterval + 1.days.timeInterval)
  611. .timeIntervalSince1970,
  612. rate: $0.rate
  613. )
  614. } + profile.map {
  615. (
  616. time: startOfDay.addingTimeInterval($0.minutes.minutes.timeInterval + 2.days.timeInterval)
  617. .timeIntervalSince1970,
  618. rate: $0.rate
  619. )
  620. }
  621. let basalTruncatedPoints = basalNormalized.windows(ofCount: 2)
  622. .compactMap { window -> BasalProfile? in
  623. let window = Array(window)
  624. if window[0].time < timeBegin, window[1].time < timeBegin {
  625. return nil
  626. }
  627. if window[0].time < timeBegin, window[1].time >= timeBegin {
  628. let startDate = Date(timeIntervalSince1970: timeBegin)
  629. let rate = window[0].rate
  630. return BasalProfile(amount: Double(rate), isOverwritten: false, startDate: startDate)
  631. }
  632. if window[0].time >= timeBegin, window[0].time < timeEnd {
  633. let startDate = Date(timeIntervalSince1970: window[0].time)
  634. let rate = window[0].rate
  635. return BasalProfile(amount: Double(rate), isOverwritten: false, startDate: startDate)
  636. }
  637. return nil
  638. }
  639. return basalTruncatedPoints
  640. }
  641. private func calculateBasals() {
  642. let dayAgoTime = Date().addingTimeInterval(-1.days.timeInterval).timeIntervalSince1970
  643. let firstTempTime = (tempBasals.first?.timestamp ?? Date()).timeIntervalSince1970
  644. let regularPoints = findRegularBasalPoints(
  645. timeBegin: dayAgoTime,
  646. timeEnd: endMarker.timeIntervalSince1970,
  647. autotuned: false
  648. )
  649. let autotunedBasalPoints = findRegularBasalPoints(
  650. timeBegin: dayAgoTime,
  651. timeEnd: endMarker.timeIntervalSince1970,
  652. autotuned: true
  653. )
  654. var totalBasal = regularPoints + autotunedBasalPoints
  655. totalBasal.sort {
  656. $0.startDate.timeIntervalSince1970 < $1.startDate.timeIntervalSince1970
  657. }
  658. var basals: [BasalProfile] = []
  659. totalBasal.indices.forEach { index in
  660. basals.append(BasalProfile(
  661. amount: totalBasal[index].amount,
  662. isOverwritten: totalBasal[index].isOverwritten,
  663. startDate: totalBasal[index].startDate,
  664. endDate: totalBasal.count > index + 1 ? totalBasal[index + 1].startDate : endMarker
  665. ))
  666. print(
  667. "Basal",
  668. totalBasal[index].startDate,
  669. totalBasal.count > index + 1 ? totalBasal[index + 1].startDate : endMarker,
  670. totalBasal[index].amount,
  671. totalBasal[index].isOverwritten
  672. )
  673. }
  674. BasalProfiles = basals
  675. }
  676. }