package com.tt.honeyDue.widget

import kotlinx.serialization.Serializable

/**
 * DTO persisted to the widget DataStore as JSON, mirroring iOS
 * `WidgetDataManager.swift`'s on-disk task representation.
 *
 * iOS field map (for reference — keep in sync):
 *  - id              Int    (task id)
 *  - title           String
 *  - priority        Int    (priority id)
 *  - dueDate         String?   ISO-8601 ("yyyy-MM-dd" or full datetime)
 *  - isOverdue       Bool
 *  - daysUntilDue    Int
 *  - residenceId     Int
 *  - residenceName   String
 *  - categoryIcon    String    SF-symbol-style identifier
 *  - completed       Bool
 *
 * Kotlin uses [Long] for ids to accommodate any server-side auto-increment range.
 */
@Serializable
data class WidgetTaskDto(
    val id: Long,
    val title: String,
    val priority: Long,
    val dueDate: String?,
    val isOverdue: Boolean,
    val daysUntilDue: Int,
    val residenceId: Long,
    val residenceName: String,
    val categoryIcon: String,
    val completed: Boolean
)

/**
 * Lightweight residence identifier persisted to the widget DataStore.
 *
 * Written by the main app whenever [com.tt.honeyDue.data.DataManager.myResidences]
 * updates so the widget configuration activity can offer the current
 * residence list (gitea#6 — per-residence widget selection). Mirrors
 * iOS' `WidgetDataManager.WidgetResidence` shape.
 */
@Serializable
data class WidgetResidenceDto(
    val id: Long,
    val name: String
)

/**
 * Summary metrics computed from the cached task list.
 *
 * Windows match iOS `calculateMetrics` semantics:
 *  - overdueCount     tasks with isOverdue == true
 *  - dueWithin7       tasks with 0 <= daysUntilDue <= 7
 *  - dueWithin8To30   tasks with 8 <= daysUntilDue <= 30
 */
data class WidgetStats(
    val overdueCount: Int,
    val dueWithin7: Int,
    val dueWithin8To30: Int
)