HexagonGrid.swift

//
//  Hexagon.swift
//  Planzu
//
//  Created by Manuel Hernandez on 6/2/25.
//
import SwiftUI

struct HexGridView: View {
    let colors: [Color]

    var body: some View {
        let rows = [
            Array(colors.prefix(3)),
            Array(colors.dropFirst(3).prefix(4)),
            Array(colors.dropFirst(7).prefix(3))
        ]

        return VStack(spacing: -8) {
            ForEach(rows.indices, id: \.self) { rowIndex in
                HStack(spacing: 5) {
                    if rowIndex != 1 {
                        Spacer().frame(width: 0) // offset first and last row
                    }

                    ForEach(rows[rowIndex].indices, id: \.self) { colIndex in
                        let color = rows[rowIndex][colIndex]

                        Hexagon()
                            .fill(color)
                            .overlay {
                                Hexagon()
                                    .stroke(Color.gray.opacity(0.75))
                            }
                            .frame(width: 36, height: 37)
                    }
                }
            }
        }
    }

}
struct Hexagon: Shape {
    func path(in rect: CGRect) -> Path {
        let width = rect.width
        let height = rect.height
        let spacing = width * 0.25

        return Path { path in
            path.move(to: CGPoint(x: 0.5 * width, y: 0))
            path.addLine(to: CGPoint(x: width, y: spacing))
            path.addLine(to: CGPoint(x: width, y: height - spacing))
            path.addLine(to: CGPoint(x: 0.5 * width, y: height))
            path.addLine(to: CGPoint(x: 0, y: height - spacing))
            path.addLine(to: CGPoint(x: 0, y: spacing))
            path.closeSubpath()
        }
    }
}