05/02 Phase B

JanitorialQC/Models/LocalInspection.swift

@@ -0,0 +1,154 @@
+// Models/LocalInspection.swift
+// ----------------------------
+// SwiftData model for locally stored inspections.
+// Created immediately when the inspector starts a new inspection.
+// Written entirely offline; synced to server when connectivity returns.
+
+import Foundation
+import SwiftData
+
+@Model
+final class LocalInspection {
+
+    // ── Identity ──────────────────────────────────────────────────────────
+    /// UUID generated on device — stable local identity and idempotency key
+    @Attribute(.unique) var localId: String
+    /// Set by server after successful sync; nil until then
+    var serverId: Int?
+
+    // ── Foreign keys (server IDs, from cached reference data) ─────────────
+    var templateServerId: Int
+    var facilityServerId: Int
+    var areaServerId: Int?
+    var inspectorUserId: Int
+
+    // ── Inspection data ────────────────────────────────────────────────────
+    /// "draft" | "completed" | "synced" | "sync_failed"
+    var status: String
+    /// JSON dict of { field_id: value } — same shape as server form_data
+    var formDataJSON: String
+    var inspectorNotes: String
+    var overallScore: Double?
+    var inspectionDate: Date
+    var completedAt: Date?
+    var createdAt: Date
+    var lastModifiedAt: Date
+
+    // ── Sync ──────────────────────────────────────────────────────────────
+    var syncStatus: String       // "pending" | "synced" | "failed"
+    var syncErrorMessage: String?
+    var syncRetryCount: Int
+
+    // ── Relationships ──────────────────────────────────────────────────────
+    @Relationship(deleteRule: .cascade) var pendingPhotos: [PendingPhoto]
+    @Relationship(deleteRule: .cascade) var localIssues: [LocalIssue]
+
+    init(
+        templateServerId: Int,
+        facilityServerId: Int,
+        areaServerId: Int?,
+        inspectorUserId: Int
+    ) {
+        self.localId          = UUID().uuidString
+        self.serverId         = nil
+        self.templateServerId = templateServerId
+        self.facilityServerId = facilityServerId
+        self.areaServerId     = areaServerId
+        self.inspectorUserId  = inspectorUserId
+        self.status           = "draft"
+        self.formDataJSON     = "{}"
+        self.inspectorNotes   = ""
+        self.overallScore     = nil
+        self.inspectionDate   = Date()
+        self.completedAt      = nil
+        self.createdAt        = Date()
+        self.lastModifiedAt   = Date()
+        self.syncStatus       = "pending"
+        self.syncErrorMessage = nil
+        self.syncRetryCount   = 0
+        self.pendingPhotos    = []
+        self.localIssues      = []
+    }
+
+    // ── Form data helpers ──────────────────────────────────────────────────
+
+    var formData: [String: Any] {
+        get {
+            guard let data = formDataJSON.data(using: .utf8),
+                  let dict = try? JSONSerialization.jsonObject(with: data) as? [String: Any]
+            else { return [:] }
+            return dict
+        }
+        set {
+            if let data = try? JSONSerialization.data(withJSONObject: newValue),
+               let str  = String(data: data, encoding: .utf8) {
+                formDataJSON = str
+                lastModifiedAt = Date()
+            }
+        }
+    }
+
+    func setValue(_ value: Any, forFieldId fieldId: String) {
+        var current = formData
+        current[fieldId] = value
+        formData = current
+    }
+
+    func getValue(forFieldId fieldId: String) -> Any? {
+        formData[fieldId]
+    }
+
+    // ── Score calculation (mirrors Python _compute_score_from_form) ────────
+
+    func computeScore(fromSchema schema: [[String: Any]]) -> Double? {
+        let scoreable = schema.filter {
+            ["rating", "checkbox", "radio", "pass_fail"].contains($0["type"] as? String ?? "")
+        }
+        guard !scoreable.isEmpty else { return nil }
+
+        var total  = 0
+        var earned = 0
+
+        for field in scoreable {
+            guard let fid   = field["id"] as? String ?? (field["id"].map { "\($0)" }),
+                  let ftype = field["type"] as? String
+            else { continue }
+
+            let val = formData[fid].map { "\($0)" } ?? ""
+
+            switch ftype {
+            case "rating":
+                if let v = Int(val), v > 0 {
+                    earned += v
+                    total  += 5
+                }
+            case "checkbox":
+                total += 1
+                if val == "true" { earned += 1 }
+            case "radio":
+                total += 1
+                if ["pass","yes","ok","good","acceptable","compliant"].contains(val.lowercased()) {
+                    earned += 1
+                }
+            case "pass_fail":
+                if val.isEmpty { continue }
+                total += 1
+                if ["pass","yes","ok","good","acceptable","compliant"].contains(val.lowercased()) {
+                    earned += 1
+                }
+            default: break
+            }
+        }
+
+        guard total > 0 else { return nil }
+        return (Double(earned) / Double(total) * 100).rounded(toPlaces: 2)
+    }
+}
+
+// Helper for rounding
+extension Double {
+    func rounded(toPlaces places: Int) -> Double {
+        let divisor = pow(10.0, Double(places))
+        return (self * divisor).rounded() / divisor
+    }
+}