using System;

using GamecraftModdingAPI;
using GamecraftModdingAPI.Tests;

namespace GamecraftModdingAPI.Blocks
{
#if TEST
    /// <summary>
    /// Block test cases. Not accessible in release versions.
    /// </summary>
	[APITestClass]
	public static class BlockTests
	{
		[APITestCase(TestType.EditMode)]
        public static void TestPlaceNew()
		{
			Block newBlock = Block.PlaceNew(BlockIDs.AluminiumCube, Unity.Mathematics.float3.zero);
			Assert.NotNull(newBlock.Id, "Newly placed block is missing Id. This should be populated when the block is placed.", "Newly placed block Id is not null, block successfully placed.");
		}

		[APITestCase(TestType.EditMode)]
        public static void TestSync()
        {
            Block newBlock = Block.PlaceNew(BlockIDs.AluminiumCube, Unity.Mathematics.float3.zero + 2);
			if (!Assert.CloseTo(newBlock.Position, (Unity.Mathematics.float3.zero + 2), $"Newly placed block at {newBlock.Position} is expected at {Unity.Mathematics.float3.zero + 2}.", "Newly placed block position matches.")) return;
			Assert.Equal(newBlock.Exists, true, "Newly placed block does not exist, possibly because Sync() skipped/missed/failed.", "Newly placed block exists, Sync() successful.");
        }

		[APITestCase(TestType.EditMode)]
        public static void TestTextBlock()
		{
			TextBlock textBlock = null; // Note: the assignment operation is a lambda, which slightly confuses the compiler
			Assert.Errorless(() => { textBlock = Block.PlaceNew<TextBlock>(BlockIDs.TextBlock, Unity.Mathematics.float3.zero + 1); }, "Block.PlaceNew<TextBlock>() raised an exception: ", "Block.PlaceNew<TextBlock>() completed without issue.");
			if (!Assert.NotNull(textBlock, "Block.Specialize<TextBlock>() returned null, possibly because it failed silently.", "Specialized TextBlock is not null.")) return;
			if (!Assert.NotNull(textBlock.Text, "TextBlock.Text is null, possibly because it failed silently.", "TextBlock.Text is not null.")) return;
			if (!Assert.NotNull(textBlock.TextBlockId, "TextBlock.TextBlockId is null, possibly because it failed silently.", "TextBlock.TextBlockId is not null.")) return;
		}

		[APITestCase(TestType.EditMode)]
        public static void TestMotor()
        {
			Block newBlock = Block.PlaceNew(BlockIDs.MotorS, Unity.Mathematics.float3.zero + 1);
			Motor b = null; // Note: the assignment operation is a lambda, which slightly confuses the compiler
			Assert.Errorless(() => { b = newBlock.Specialise<Motor>(); }, "Block.Specialize<Motor>() raised an exception: ", "Block.Specialize<Motor>() completed without issue.");
            if (!Assert.NotNull(b, "Block.Specialize<Motor>() returned null, possibly because it failed silently.", "Specialized Motor is not null.")) return;
			if (!Assert.CloseTo(b.Torque, 75f, $"Motor.Torque {b.Torque} does not equal default value, possibly because it failed silently.", "Motor.Torque close enough to default.")) return;
			if (!Assert.CloseTo(b.TopSpeed, 30f, $"Motor.TopSpeed {b.TopSpeed} does not equal default value, possibly because it failed silently.", "Motor.Torque is close enough to default.")) return;
			if (!Assert.Equal(b.Reverse, false, $"Motor.Reverse {b.Reverse} does not equal default value, possibly because it failed silently.", "Motor.Reverse is default.")) return;
        }

		[APITestCase(TestType.EditMode)]
        public static void TestPiston()
        {
			Block newBlock = Block.PlaceNew(BlockIDs.PneumaticPiston, Unity.Mathematics.float3.zero + 1);
            Piston b = null; // Note: the assignment operation is a lambda, which slightly confuses the compiler
			Assert.Errorless(() => { b = newBlock.Specialise<Piston>(); }, "Block.Specialize<Piston>() raised an exception: ", "Block.Specialize<Piston>() completed without issue.");
            if (!Assert.NotNull(b, "Block.Specialize<Piston>() returned null, possibly because it failed silently.", "Specialized Piston is not null.")) return;
			if (!Assert.CloseTo(b.MaximumExtension, 1.01f, $"Piston.MaximumExtension {b.MaximumExtension} does not equal default value, possibly because it failed silently.", "Piston.MaximumExtension is close enough to default.")) return;
			if (!Assert.CloseTo(b.MaximumForce, 750f, $"Piston.MaximumForce {b.MaximumForce} does not equal default value, possibly because it failed silently.", "Piston.MaximumForce is close enough to default.")) return;
        }

		[APITestCase(TestType.EditMode)]
        public static void TestServo()
        {
			Block newBlock = Block.PlaceNew(BlockIDs.ServoAxle, Unity.Mathematics.float3.zero + 1);
            Servo b = null; // Note: the assignment operation is a lambda, which slightly confuses the compiler
			Assert.Errorless(() => { b = newBlock.Specialise<Servo>(); }, "Block.Specialize<Servo>() raised an exception: ", "Block.Specialize<Servo>() completed without issue.");
            if (!Assert.NotNull(b, "Block.Specialize<Servo>() returned null, possibly because it failed silently.", "Specialized Servo is not null.")) return;
			if (!Assert.CloseTo(b.MaximumAngle, 180f, $"Servo.MaximumAngle {b.MaximumAngle} does not equal default value, possibly because it failed silently.", "Servo.MaximumAngle is close enough to default.")) return;
			if (!Assert.CloseTo(b.MinimumAngle, -180f, $"Servo.MinimumAngle {b.MinimumAngle} does not equal default value, possibly because it failed silently.", "Servo.MinimumAngle is close enough to default.")) return;
			if (!Assert.CloseTo(b.MaximumForce, 750f, $"Servo.MaximumForce {b.MaximumForce} does not equal default value, possibly because it failed silently.", "Servo.MaximumForce is close enough to default.")) return;
        }
	}
#endif
}