$fn=64;

// --- Parameters ---
thickness = 2.0;             // Thickness of the entire label
total_stake_length = 100.0;  // Length from tip to the bottom of the label plate
tip_length = 25.0;           // Length of the pointed soil insertion tip
stake_width_bottom = 8.0;    // Width of the stake just above the tip
stake_width_top = 14.0;      // Width of the stake where it meets the label
label_width = 70.0;          // Width of the writing area
label_height = 40.0;         // Height of the writing area
corner_radius = 4.0;         // Rounding of the label plate corners

module plant_label_stake() {
    // Extrude the entire 2D profile to make it flat and easily 3D printable
    linear_extrude(height = thickness) {
        union() {
            // Pointed Tip
            polygon([
                [0, 0],
                [stake_width_bottom/2, tip_length],
                [-stake_width_bottom/2, tip_length]
            ]);

            // Tapered Stake Shaft
            // Overlaps slightly with tip and label to ensure watertight/manifold geometry
            polygon([
                [-stake_width_bottom/2, tip_length - 0.1],
                [stake_width_bottom/2, tip_length - 0.1],
                [stake_width_top/2, total_stake_length + 0.1],
                [-stake_width_top/2, total_stake_length + 0.1]
            ]);

            // Rounded Rectangular Label Plate
            translate([0, total_stake_length]) {
                hull() {
                    translate([-label_width/2 + corner_radius, corner_radius])
                        circle(r = corner_radius);
                    translate([label_width/2 - corner_radius, corner_radius])
                        circle(r = corner_radius);
                    translate([-label_width/2 + corner_radius, label_height - corner_radius])
                        circle(r = corner_radius);
                    translate([label_width/2 - corner_radius, label_height - corner_radius])
                        circle(r = corner_radius);
                }
            }
        }
    }
}

// Generate the model
plant_label_stake();