/* [Main Dimensions] */
// Total length of the horizontal leg (outer dimension)
bracket_length = 60; // [20:1:150]

// Total height of the vertical leg (outer dimension)
bracket_height = 40; // [20:1:150]

// Width of the bracket
bracket_width = 40; // [10:1:100]

// Plate thickness for both legs
plate_thickness = 4; // [1:0.5:15]

/* [Hole Dimensions & Positions] */
// Diameter of the 4 mounting holes
hole_diameter = 6; // [2:0.5:20]

// Height from bottom edge to center of vertical leg holes
vertical_hole_z = 25; // [5:1:100]

// Distance from back outer face to center of horizontal leg holes
horizontal_hole_x = 40; // [5:1:150]

// Distance from side edge to first hole center
hole_offset_y1 = 10; // [2:1:50]

// Distance from side edge to second hole center
hole_offset_y2 = 30; // [5:1:100]

/* [Appearance] */
bracket_color = "SteelBlue";

/* [Quality] */
$fn = 64;

module l_bracket() {
    difference() {
        // Base L-shape profile
        union() {
            // Horizontal base plate
            cube([bracket_length, bracket_width, plate_thickness]);
            // Vertical upright plate
            cube([plate_thickness, bracket_width, bracket_height]);
        }

        // Holes in horizontal leg (top-to-bottom through-holes)
        translate([horizontal_hole_x, hole_offset_y1, -1])
            cylinder(h = plate_thickness + 2, d = hole_diameter);
        translate([horizontal_hole_x, hole_offset_y2, -1])
            cylinder(h = plate_thickness + 2, d = hole_diameter);

        // Holes in vertical leg (front-to-back through-holes)
        translate([-1, hole_offset_y1, vertical_hole_z])
            rotate([0, 90, 0])
            cylinder(h = plate_thickness + 2, d = hole_diameter);
        translate([-1, hole_offset_y2, vertical_hole_z])
            rotate([0, 90, 0])
            cylinder(h = plate_thickness + 2, d = hole_diameter);
    }
}

// Render model
color(bracket_color)
    l_bracket();