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. LineMark(
  201. x: .value("Time", tt.start),
  202. y: .value("Value", tt.amount),
  203. series: .value("tt", "tt")
  204. )
  205. .foregroundStyle(Color.insulin).lineStyle(.init(lineWidth: 2, dash: [2, 3]))
  206. LineMark(
  207. x: .value("Time", tt.end),
  208. y: .value("Value", tt.amount),
  209. series: .value("tt", "tt")
  210. )
  211. .foregroundStyle(Color.insulin).lineStyle(.init(lineWidth: 2, dash: [2, 3]))
  212. }
  213. ForEach(Predictions, id: \.self) { info in
  214. if info.type == .uam {
  215. LineMark(
  216. x: .value("Time", info.timestamp, unit: .second),
  217. y: .value("Value", info.amount),
  218. series: .value("uam", "uam")
  219. ).foregroundStyle(Color.uam).symbolSize(16)
  220. }
  221. if info.type == .cob {
  222. LineMark(
  223. x: .value("Time", info.timestamp, unit: .second),
  224. y: .value("Value", info.amount),
  225. series: .value("cob", "cob")
  226. ).foregroundStyle(Color.orange).symbolSize(16)
  227. }
  228. if info.type == .iob {
  229. LineMark(
  230. x: .value("Time", info.timestamp, unit: .second),
  231. y: .value("Value", info.amount),
  232. series: .value("iob", "iob")
  233. ).foregroundStyle(Color.insulin).symbolSize(16)
  234. }
  235. if info.type == .zt {
  236. LineMark(
  237. x: .value("Time", info.timestamp, unit: .second),
  238. y: .value("Value", info.amount),
  239. series: .value("zt", "zt")
  240. ).foregroundStyle(Color.zt).symbolSize(16)
  241. }
  242. }
  243. ForEach(glucose) {
  244. if $0.sgv != nil {
  245. PointMark(
  246. x: .value("Time", $0.dateString, unit: .second),
  247. y: .value("Value", $0.sgv!)
  248. ).foregroundStyle(Color.green).symbolSize(16)
  249. if smooth {
  250. LineMark(
  251. x: .value("Time", $0.dateString, unit: .second),
  252. y: .value("Value", $0.sgv!),
  253. series: .value("glucose", "glucose")
  254. ).foregroundStyle(Color.green)
  255. }
  256. }
  257. }
  258. }.id("MainChart")
  259. .onChange(of: glucose) { _ in
  260. calculatePredictions()
  261. }
  262. .onChange(of: carbs) { _ in
  263. calculateCarbs()
  264. calculateFpus()
  265. }
  266. .onChange(of: boluses) { _ in
  267. calculateBoluses()
  268. }
  269. .onChange(of: tempTargets) { _ in
  270. calculateTTs()
  271. }
  272. .onChange(of: didAppearTrigger) { _ in
  273. calculatePredictions()
  274. calculateTTs()
  275. }.onChange(of: suggestion) { _ in
  276. calculatePredictions()
  277. }
  278. .onReceive(
  279. Foundation.NotificationCenter.default
  280. .publisher(for: UIApplication.willEnterForegroundNotification)
  281. ) { _ in
  282. calculatePredictions()
  283. }
  284. .frame(
  285. width: max(0, screenSize.width - 20, fullWidth(viewWidth: screenSize.width)),
  286. height: min(screenSize.height, 200)
  287. )
  288. // .chartYScale(domain: 0 ... 450)
  289. .chartXAxis {
  290. AxisMarks(values: .stride(by: .hour, count: 2)) { _ in
  291. if displayXgridLines {
  292. AxisGridLine(stroke: .init(lineWidth: 0.5, dash: [2, 3]))
  293. } else {
  294. AxisGridLine(stroke: .init(lineWidth: 0, dash: [2, 3]))
  295. }
  296. }
  297. }.chartYAxis {
  298. AxisMarks(position: .trailing, values: .stride(by: 100)) { value in
  299. if displayYgridLines {
  300. AxisGridLine(stroke: .init(lineWidth: 0.5, dash: [2, 3]))
  301. } else {
  302. AxisGridLine(stroke: .init(lineWidth: 0, dash: [2, 3]))
  303. }
  304. if let glucoseValue = value.as(Double.self), glucoseValue > 0 {
  305. AxisTick(length: 4, stroke: .init(lineWidth: 4))
  306. .foregroundStyle(Color.gray)
  307. AxisValueLabel()
  308. }
  309. }
  310. }
  311. }
  312. }
  313. func BasalChart() -> some View {
  314. VStack {
  315. Chart {
  316. RuleMark(
  317. x: .value(
  318. "",
  319. startMarker,
  320. unit: .second
  321. )
  322. ).foregroundStyle(.clear)
  323. RuleMark(
  324. x: .value(
  325. "",
  326. Date(timeIntervalSince1970: TimeInterval(NSDate().timeIntervalSince1970)),
  327. unit: .second
  328. )
  329. ).lineStyle(.init(lineWidth: 1, dash: [2]))
  330. RuleMark(
  331. x: .value(
  332. "",
  333. endMarker,
  334. unit: .second
  335. )
  336. ).foregroundStyle(.clear)
  337. ForEach(TempBasals) {
  338. BarMark(
  339. x: .value("Time", $0.timestamp),
  340. y: .value("Rate", $0.rate ?? 0)
  341. )
  342. }
  343. ForEach(BasalProfiles, id: \.self) { profile in
  344. LineMark(
  345. x: .value("Start Date", profile.startDate),
  346. y: .value("Amount", profile.amount),
  347. series: .value("profile", "profile")
  348. ).lineStyle(.init(lineWidth: 2, dash: [2, 3]))
  349. LineMark(
  350. x: .value("End Date", profile.endDate ?? endMarker),
  351. y: .value("Amount", profile.amount),
  352. series: .value("profile", "profile")
  353. ).lineStyle(.init(lineWidth: 2, dash: [2, 3]))
  354. }
  355. }.onChange(of: tempBasals) { _ in
  356. calculateBasals()
  357. calculateTempBasals()
  358. }
  359. .onChange(of: maxBasal) { _ in
  360. calculateBasals()
  361. calculateTempBasals()
  362. }
  363. .onChange(of: autotunedBasalProfile) { _ in
  364. calculateBasals()
  365. calculateTempBasals()
  366. }
  367. .onChange(of: didAppearTrigger) { _ in
  368. calculateBasals()
  369. calculateTempBasals()
  370. }.onChange(of: basalProfile) { _ in
  371. calculateBasals()
  372. calculateTempBasals()
  373. }
  374. .frame(height: 80)
  375. // .chartYScale(domain: 0 ... maxBasal)
  376. // .rotationEffect(.degrees(180))
  377. // .chartXAxis(.hidden)
  378. .chartXAxis {
  379. AxisMarks(values: .stride(by: .hour, count: screenHours == 24 ? 4 : 2)) { _ in
  380. if displayXgridLines {
  381. AxisGridLine(stroke: .init(lineWidth: 0.5, dash: [2, 3]))
  382. } else {
  383. AxisGridLine(stroke: .init(lineWidth: 0, dash: [2, 3]))
  384. }
  385. AxisValueLabel(format: .dateTime.hour(.defaultDigits(amPM: .narrow)), anchor: .top)
  386. }
  387. }.chartYAxis {
  388. AxisMarks(position: .trailing, values: .stride(by: 1)) { _ in
  389. if displayYgridLines {
  390. AxisGridLine(stroke: .init(lineWidth: 0.5, dash: [2, 3]))
  391. } else {
  392. AxisGridLine(stroke: .init(lineWidth: 0, dash: [2, 3]))
  393. }
  394. AxisTick(length: 30, stroke: .init(lineWidth: 4))
  395. .foregroundStyle(Color.clear)
  396. }
  397. }
  398. .chartPlotStyle { plotArea in
  399. plotArea.background(.blue.gradient.opacity(0.1))
  400. }
  401. }
  402. }
  403. private func Legend() -> some View {
  404. HStack {
  405. Image(systemName: "line.diagonal")
  406. .rotationEffect(Angle(degrees: 45))
  407. .foregroundColor(.green)
  408. Text("BG")
  409. .foregroundColor(.secondary)
  410. Spacer()
  411. Image(systemName: "line.diagonal")
  412. .rotationEffect(Angle(degrees: 45))
  413. .foregroundColor(.insulin)
  414. Text("IOB")
  415. .foregroundColor(.secondary)
  416. Spacer()
  417. Image(systemName: "line.diagonal")
  418. .rotationEffect(Angle(degrees: 45))
  419. .foregroundColor(.purple)
  420. Text("ZT")
  421. .foregroundColor(.secondary)
  422. Spacer()
  423. Image(systemName: "line.diagonal")
  424. .frame(height: 10)
  425. .rotationEffect(Angle(degrees: 45))
  426. .foregroundColor(.loopYellow)
  427. Text("COB")
  428. .foregroundColor(.secondary)
  429. Spacer()
  430. Image(systemName: "line.diagonal")
  431. .rotationEffect(Angle(degrees: 45))
  432. .foregroundColor(.orange)
  433. Text("UAM")
  434. .foregroundColor(.secondary)
  435. if eventualBG != nil {
  436. Text("⇢ " + String(eventualBG ?? 0))
  437. }
  438. }
  439. .font(.caption2)
  440. .padding(.horizontal, 40)
  441. .padding(.vertical, 1)
  442. }
  443. }
  444. // MARK: Calculations
  445. extension MainChartView2 {
  446. private func timeToNearestGlucose(time: TimeInterval) -> BloodGlucose {
  447. var nextIndex = 0
  448. if glucose.last?.dateString.timeIntervalSince1970 ?? Date().timeIntervalSince1970 < time {
  449. return glucose.last ?? BloodGlucose(
  450. date: 0,
  451. dateString: Date(),
  452. unfiltered: nil,
  453. filtered: nil,
  454. noise: nil,
  455. type: nil
  456. )
  457. }
  458. for (index, value) in glucose.enumerated() {
  459. if value.dateString.timeIntervalSince1970 > time {
  460. nextIndex = index
  461. print("Break", value.dateString.timeIntervalSince1970, time)
  462. break
  463. }
  464. }
  465. return glucose[nextIndex]
  466. }
  467. private func fullWidth(viewWidth: CGFloat) -> CGFloat {
  468. viewWidth * CGFloat(hours) / CGFloat(min(max(screenHours, 2), 24))
  469. }
  470. private func calculateCarbs() {
  471. var calculatedCarbs: [Carb] = []
  472. carbs.forEach { carb in
  473. let bg = timeToNearestGlucose(time: carb.createdAt.timeIntervalSince1970)
  474. calculatedCarbs.append(Carb(amount: carb.carbs, timestamp: carb.createdAt, nearestGlucose: bg))
  475. }
  476. ChartCarbs = calculatedCarbs
  477. }
  478. private func calculateFpus() {
  479. var calculatedFpus: [Carb] = []
  480. let fpus = carbs.filter { $0.isFPU ?? false }
  481. fpus.forEach { fpu in
  482. let bg = timeToNearestGlucose(time: fpu.createdAt.timeIntervalSince1970)
  483. calculatedFpus.append(Carb(amount: fpu.carbs, timestamp: fpu.actualDate ?? Date(), nearestGlucose: bg))
  484. }
  485. ChartFpus = calculatedFpus
  486. }
  487. private func calculateBoluses() {
  488. var calculatedBoluses: [ChartBolus] = []
  489. boluses.forEach { bolus in
  490. let bg = timeToNearestGlucose(time: bolus.timestamp.timeIntervalSince1970)
  491. calculatedBoluses.append(ChartBolus(amount: bolus.amount ?? 0, timestamp: bolus.timestamp, nearestGlucose: bg))
  492. }
  493. ChartBoluses = calculatedBoluses
  494. }
  495. private func calculateTTs() {
  496. var calculatedTTs: [ChartTempTarget] = []
  497. tempTargets.forEach { tt in
  498. let end = tt.createdAt.addingTimeInterval(TimeInterval(tt.duration))
  499. if tt.targetTop != nil {
  500. calculatedTTs
  501. .append(ChartTempTarget(amount: tt.targetTop ?? 0, start: tt.createdAt, end: end))
  502. }
  503. }
  504. ChartTempTargets = calculatedTTs
  505. }
  506. private func calculatePredictions() {
  507. var calculatedPredictions: [Prediction] = []
  508. let uam = suggestion?.predictions?.uam ?? []
  509. let iob = suggestion?.predictions?.iob ?? []
  510. let cob = suggestion?.predictions?.cob ?? []
  511. let zt = suggestion?.predictions?.zt ?? []
  512. guard let deliveredAt = suggestion?.deliverAt else {
  513. return
  514. }
  515. uam.indices.forEach { index in
  516. let predTime = Date(
  517. timeIntervalSince1970: deliveredAt.timeIntervalSince1970 + TimeInterval(index) * 5.minutes
  518. .timeInterval
  519. )
  520. if predTime.timeIntervalSince1970 < endMarker.timeIntervalSince1970 {
  521. calculatedPredictions.append(
  522. Prediction(amount: uam[index], timestamp: predTime, type: .uam)
  523. )
  524. }
  525. }
  526. iob.indices.forEach { index in
  527. let predTime = Date(
  528. timeIntervalSince1970: deliveredAt.timeIntervalSince1970 + TimeInterval(index) * 5.minutes
  529. .timeInterval
  530. )
  531. if predTime.timeIntervalSince1970 < endMarker.timeIntervalSince1970 {
  532. calculatedPredictions.append(
  533. Prediction(amount: iob[index], timestamp: predTime, type: .iob)
  534. )
  535. }
  536. }
  537. cob.indices.forEach { index in
  538. let predTime = Date(
  539. timeIntervalSince1970: deliveredAt.timeIntervalSince1970 + TimeInterval(index) * 5.minutes
  540. .timeInterval
  541. )
  542. if predTime.timeIntervalSince1970 < endMarker.timeIntervalSince1970 {
  543. calculatedPredictions.append(
  544. Prediction(amount: cob[index], timestamp: predTime, type: .cob)
  545. )
  546. }
  547. }
  548. zt.indices.forEach { index in
  549. let predTime = Date(
  550. timeIntervalSince1970: deliveredAt.timeIntervalSince1970 + TimeInterval(index) * 5.minutes
  551. .timeInterval
  552. )
  553. if predTime.timeIntervalSince1970 < endMarker.timeIntervalSince1970 {
  554. calculatedPredictions.append(
  555. Prediction(amount: zt[index], timestamp: predTime, type: .zt)
  556. )
  557. }
  558. }
  559. Predictions = calculatedPredictions
  560. }
  561. private func getLastUam() -> Int {
  562. let uam = suggestion?.predictions?.uam ?? []
  563. return uam.last ?? 0
  564. }
  565. private func calculateTempBasals() {
  566. var basals = tempBasals
  567. var returnTempBasalRates: [PumpHistoryEvent] = []
  568. var finished: [Int: Bool] = [:]
  569. basals.indices.forEach { i in
  570. basals.indices.forEach { j in
  571. if basals[i].timestamp == basals[j].timestamp, i != j, !(finished[i] ?? false), !(finished[j] ?? false) {
  572. let rate = basals[i].rate ?? basals[j].rate
  573. let durationMin = basals[i].durationMin ?? basals[j].durationMin
  574. finished[i] = true
  575. if rate != 0 || durationMin != 0 {
  576. returnTempBasalRates.append(
  577. PumpHistoryEvent(
  578. id: basals[i].id, type: FreeAPS.EventType.tempBasal,
  579. timestamp: basals[i].timestamp,
  580. durationMin: durationMin,
  581. rate: rate
  582. )
  583. )
  584. }
  585. }
  586. }
  587. }
  588. TempBasals = returnTempBasalRates
  589. }
  590. private func findRegularBasalPoints(
  591. timeBegin: TimeInterval,
  592. timeEnd: TimeInterval,
  593. autotuned: Bool
  594. ) -> [BasalProfile] {
  595. guard timeBegin < timeEnd else {
  596. return []
  597. }
  598. let beginDate = Date(timeIntervalSince1970: timeBegin)
  599. let calendar = Calendar.current
  600. let startOfDay = calendar.startOfDay(for: beginDate)
  601. let profile = autotuned ? autotunedBasalProfile : basalProfile
  602. let basalNormalized = profile.map {
  603. (
  604. time: startOfDay.addingTimeInterval($0.minutes.minutes.timeInterval).timeIntervalSince1970,
  605. rate: $0.rate
  606. )
  607. } + profile.map {
  608. (
  609. time: startOfDay.addingTimeInterval($0.minutes.minutes.timeInterval + 1.days.timeInterval)
  610. .timeIntervalSince1970,
  611. rate: $0.rate
  612. )
  613. } + profile.map {
  614. (
  615. time: startOfDay.addingTimeInterval($0.minutes.minutes.timeInterval + 2.days.timeInterval)
  616. .timeIntervalSince1970,
  617. rate: $0.rate
  618. )
  619. }
  620. let basalTruncatedPoints = basalNormalized.windows(ofCount: 2)
  621. .compactMap { window -> BasalProfile? in
  622. let window = Array(window)
  623. if window[0].time < timeBegin, window[1].time < timeBegin {
  624. return nil
  625. }
  626. if window[0].time < timeBegin, window[1].time >= timeBegin {
  627. let startDate = Date(timeIntervalSince1970: timeBegin)
  628. let rate = window[0].rate
  629. return BasalProfile(amount: Double(rate), isOverwritten: false, startDate: startDate)
  630. }
  631. if window[0].time >= timeBegin, window[0].time < timeEnd {
  632. let startDate = Date(timeIntervalSince1970: window[0].time)
  633. let rate = window[0].rate
  634. return BasalProfile(amount: Double(rate), isOverwritten: false, startDate: startDate)
  635. }
  636. return nil
  637. }
  638. return basalTruncatedPoints
  639. }
  640. private func calculateBasals() {
  641. let dayAgoTime = Date().addingTimeInterval(-1.days.timeInterval).timeIntervalSince1970
  642. let firstTempTime = (tempBasals.first?.timestamp ?? Date()).timeIntervalSince1970
  643. let regularPoints = findRegularBasalPoints(
  644. timeBegin: dayAgoTime,
  645. timeEnd: endMarker.timeIntervalSince1970,
  646. autotuned: false
  647. )
  648. let autotunedBasalPoints = findRegularBasalPoints(
  649. timeBegin: dayAgoTime,
  650. timeEnd: endMarker.timeIntervalSince1970,
  651. autotuned: true
  652. )
  653. var totalBasal = regularPoints + autotunedBasalPoints
  654. totalBasal.sort {
  655. $0.startDate.timeIntervalSince1970 < $1.startDate.timeIntervalSince1970
  656. }
  657. var basals: [BasalProfile] = []
  658. totalBasal.indices.forEach { index in
  659. basals.append(BasalProfile(
  660. amount: totalBasal[index].amount,
  661. isOverwritten: totalBasal[index].isOverwritten,
  662. startDate: totalBasal[index].startDate,
  663. endDate: totalBasal.count > index + 1 ? totalBasal[index + 1].startDate : endMarker
  664. ))
  665. print(
  666. "Basal",
  667. totalBasal[index].startDate,
  668. totalBasal.count > index + 1 ? totalBasal[index + 1].startDate : endMarker,
  669. totalBasal[index].amount,
  670. totalBasal[index].isOverwritten
  671. )
  672. }
  673. BasalProfiles = basals
  674. }
  675. }