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using System;
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using System.Linq;
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using System.Collections.Generic;
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using Microsoft.Xna.Framework;
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using Encompass;
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using JM.LinqFaster;
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using TraceryNet;
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using isometricparkfna.Messages;
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using isometricparkfna.Components;
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namespace isometricparkfna.Spawners {
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[Receives(typeof(SpawnContractMessage))]
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[Reads(typeof(AreaComponent), typeof(ContractStatusComponent))]
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class ContractSpawner : Spawner<SpawnContractMessage>
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{
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private Random random_generator;
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public const int DEFAULT_MIN_SQUARES = 10;
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public const int DEFAULT_SQUARES = 25;
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public const int CONTRACT_MINIMUM = 50;
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public const int CONTRACT_MAXIMUM = 250;
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private int MapWidth;
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private int MapHeight;
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private Simulation simulation;
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private Grammar grammar;
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public ContractSpawner(int mapWidth, int mapHeight, Simulation simulation, Grammar grammar)
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{
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this.random_generator = new Random();
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this.MapWidth = mapWidth;
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this.MapHeight = mapHeight;
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this.simulation = simulation;
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this.grammar = grammar;
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}
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private Vector2[] CreateArea(int start_x, int start_y, int max_size, HashSet<Vector2> occupied_squares)
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{
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var squares = new List<Vector2>(new[] { new Vector2(start_x, start_y) });
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var squares_to_add = new HashSet<Vector2>();
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var attempts = 0;
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var maxAttempts = max_size * 10;
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while (squares.Count < max_size)
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{
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foreach (var square in squares)
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{
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foreach (var new_square in new[] {new Vector2(square.X + 1, square.Y),
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new Vector2(square.X, square.Y + 1),
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new Vector2(square.X - 1, square.Y),
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new Vector2(square.X, square.Y - 1)})
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{
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if (random_generator.NextDouble() < 0.5
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&& !squares.Contains(new_square)
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&& !occupied_squares.Contains(new_square)
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&& MathUtils.Between(new_square.X, 0, this.MapWidth)
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&& MathUtils.Between(new_square.Y, 0, this.MapHeight)
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)
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{
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squares_to_add.Add(new_square);
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}
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attempts += 1;
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}
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}
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var remaining = max_size - squares.Count;
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squares.AddRange(squares_to_add.Take(remaining));
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squares_to_add.Clear();
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if (attempts >= maxAttempts && squares.Count < max_size)
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{
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Logging.Warning(string.Format("Failed to generate enough squares. {0} were requested, only {1} were found ({2} attempts)", max_size, squares.Count, attempts));
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break;
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}
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}
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return squares.ToArray();
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}
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protected override void Spawn(in SpawnContractMessage message)
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{
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//for now:
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var occupied = new List<Vector2>();
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foreach (var (entity, status) in ReadEntities<AreaComponent>().SelectWhereF((e) => (e, GetComponent<ContractStatusComponent>(e)),
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(e) => (e.Item2.status != ContractStatus.Expired))
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)
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{
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var entitySquares = GetComponent<AreaComponent>(entity).squares;
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occupied.AddRange(entitySquares);
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}
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var start_x = random_generator.Next(0, 50);
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var start_y = random_generator.Next(0, 50);
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var image_index = random_generator.Next(1, 7);
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int max_squares = (message.max_squares == 0) ? DEFAULT_SQUARES : message.max_squares;
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int min_squares = (message.min_squares == null) ? DEFAULT_MIN_SQUARES : (int)message.min_squares;
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Vector2[] squares = (message.squares == null) ? CreateArea(start_x, start_y, max_squares, new HashSet<Vector2>(occupied)) : message.squares;
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if (squares.Length > min_squares)
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{
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var contract = CreateEntity();
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int contract_amount = random_generator.Next(CONTRACT_MINIMUM, CONTRACT_MAXIMUM);
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var deltaTrees = random_generator.Next(-20, 3);
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// AddComponent
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AddComponent(contract, new AreaComponent { squares = squares });
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AddComponent(contract, new NameComponent { DisplayName = this.grammar.Flatten(message.name) });
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AddComponent(contract, new SelectedComponent { selected = false });
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AddComponent(contract, new ContractStatusComponent { status = ContractStatus.Proposed, date = this.simulation.DateTime });
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AddComponent(contract, new TreeDeltaComponent { deltaTrees = deltaTrees });
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AddComponent(contract, new BudgetLineComponent
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{
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category = "Contracts",
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//Round to the nearest $5
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amount = (decimal)((contract_amount / 5) * 5)
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});
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AddComponent(contract, new ImageComponent {ImageIndex = image_index});
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AddComponent(contract, new WindowTypeComponent { type = Window.Contract});
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AddComponent(contract, new VisibilityComponent { visible = false});
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}
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}
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}
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}
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