//
//  CareTask+TestFixtures.swift
//  PlantGuideTests
//
//  Test fixtures for CareTask entity - provides factory methods for
//  creating test instances with sensible defaults.
//

import Foundation
@testable import PlantGuide

// MARK: - CareTask Test Fixtures

extension CareTask {

    // MARK: - Factory Methods

    /// Creates a mock care task with default values for testing
    /// - Parameters:
    ///   - id: The task's unique identifier. Defaults to a new UUID.
    ///   - plantID: ID of the plant this task belongs to. Defaults to a new UUID.
    ///   - type: Type of care task. Defaults to .watering.
    ///   - scheduledDate: When the task is scheduled. Defaults to tomorrow.
    ///   - completedDate: When the task was completed. Defaults to nil (not completed).
    ///   - notes: Additional notes. Defaults to empty string.
    /// - Returns: A configured CareTask instance for testing
    static func mock(
        id: UUID = UUID(),
        plantID: UUID = UUID(),
        type: CareTaskType = .watering,
        scheduledDate: Date = Calendar.current.date(byAdding: .day, value: 1, to: Date())!,
        completedDate: Date? = nil,
        notes: String = ""
    ) -> CareTask {
        CareTask(
            id: id,
            plantID: plantID,
            type: type,
            scheduledDate: scheduledDate,
            completedDate: completedDate,
            notes: notes
        )
    }

    /// Creates a mock watering task
    /// - Parameters:
    ///   - plantID: ID of the plant this task belongs to
    ///   - scheduledDate: When the task is scheduled. Defaults to tomorrow.
    ///   - completedDate: When the task was completed. Defaults to nil.
    /// - Returns: A watering task
    static func mockWatering(
        id: UUID = UUID(),
        plantID: UUID = UUID(),
        scheduledDate: Date = Calendar.current.date(byAdding: .day, value: 1, to: Date())!,
        completedDate: Date? = nil
    ) -> CareTask {
        mock(
            id: id,
            plantID: plantID,
            type: .watering,
            scheduledDate: scheduledDate,
            completedDate: completedDate,
            notes: "Water with moderate amount"
        )
    }

    /// Creates a mock fertilizing task
    /// - Parameters:
    ///   - plantID: ID of the plant this task belongs to
    ///   - scheduledDate: When the task is scheduled. Defaults to next week.
    ///   - completedDate: When the task was completed. Defaults to nil.
    /// - Returns: A fertilizing task
    static func mockFertilizing(
        id: UUID = UUID(),
        plantID: UUID = UUID(),
        scheduledDate: Date = Calendar.current.date(byAdding: .day, value: 7, to: Date())!,
        completedDate: Date? = nil
    ) -> CareTask {
        mock(
            id: id,
            plantID: plantID,
            type: .fertilizing,
            scheduledDate: scheduledDate,
            completedDate: completedDate,
            notes: "Apply balanced fertilizer"
        )
    }

    /// Creates a mock repotting task
    /// - Parameters:
    ///   - plantID: ID of the plant this task belongs to
    ///   - scheduledDate: When the task is scheduled. Defaults to next month.
    /// - Returns: A repotting task
    static func mockRepotting(
        id: UUID = UUID(),
        plantID: UUID = UUID(),
        scheduledDate: Date = Calendar.current.date(byAdding: .month, value: 1, to: Date())!
    ) -> CareTask {
        mock(
            id: id,
            plantID: plantID,
            type: .repotting,
            scheduledDate: scheduledDate,
            notes: "Move to larger pot with fresh soil"
        )
    }

    /// Creates a mock pruning task
    /// - Parameters:
    ///   - plantID: ID of the plant this task belongs to
    ///   - scheduledDate: When the task is scheduled. Defaults to next week.
    /// - Returns: A pruning task
    static func mockPruning(
        id: UUID = UUID(),
        plantID: UUID = UUID(),
        scheduledDate: Date = Calendar.current.date(byAdding: .day, value: 14, to: Date())!
    ) -> CareTask {
        mock(
            id: id,
            plantID: plantID,
            type: .pruning,
            scheduledDate: scheduledDate,
            notes: "Remove dead leaves and shape plant"
        )
    }

    /// Creates a mock pest control task
    /// - Parameters:
    ///   - plantID: ID of the plant this task belongs to
    ///   - scheduledDate: When the task is scheduled. Defaults to tomorrow.
    /// - Returns: A pest control task
    static func mockPestControl(
        id: UUID = UUID(),
        plantID: UUID = UUID(),
        scheduledDate: Date = Calendar.current.date(byAdding: .day, value: 1, to: Date())!
    ) -> CareTask {
        mock(
            id: id,
            plantID: plantID,
            type: .pestControl,
            scheduledDate: scheduledDate,
            notes: "Apply neem oil treatment"
        )
    }

    /// Creates an overdue task (scheduled in the past, not completed)
    static func mockOverdue(
        plantID: UUID = UUID(),
        daysOverdue: Int = 3
    ) -> CareTask {
        mock(
            plantID: plantID,
            type: .watering,
            scheduledDate: Calendar.current.date(byAdding: .day, value: -daysOverdue, to: Date())!,
            completedDate: nil,
            notes: "Overdue watering task"
        )
    }

    /// Creates a completed task
    static func mockCompleted(
        plantID: UUID = UUID(),
        type: CareTaskType = .watering
    ) -> CareTask {
        let scheduledDate = Calendar.current.date(byAdding: .day, value: -1, to: Date())!
        return mock(
            plantID: plantID,
            type: type,
            scheduledDate: scheduledDate,
            completedDate: Date(),
            notes: "Completed task"
        )
    }

    /// Creates a future task scheduled for a specific number of days ahead
    static func mockFuture(
        plantID: UUID = UUID(),
        type: CareTaskType = .watering,
        daysAhead: Int = 7
    ) -> CareTask {
        mock(
            plantID: plantID,
            type: type,
            scheduledDate: Calendar.current.date(byAdding: .day, value: daysAhead, to: Date())!
        )
    }

    /// Creates an array of watering tasks for the next several weeks
    static func mockWeeklyWateringTasks(
        plantID: UUID = UUID(),
        weeks: Int = 4
    ) -> [CareTask] {
        (0..<weeks).map { weekIndex in
            let scheduledDate = Calendar.current.date(
                byAdding: .day,
                value: (weekIndex + 1) * 7,
                to: Date()
            )!
            return mockWatering(plantID: plantID, scheduledDate: scheduledDate)
        }
    }

    /// Creates a set of mixed tasks for a single plant
    static func mockMixedTasks(plantID: UUID = UUID()) -> [CareTask] {
        [
            mockWatering(plantID: plantID),
            mockFertilizing(plantID: plantID),
            mockPruning(plantID: plantID)
        ]
    }
}