$fn = 64;

// --- Parameters ---
pot_rim_thickness = 5.0;   // Thickness of the pot rim
pot_rim_depth = 20.0;      // How far the clip goes down the pot rim
wall_thickness = 3.0;      // General wall thickness for strength
clip_width = 15.0;         // Width of the clip
probe_diameter = 6.0;      // Diameter of the moisture meter probe
holder_extension = 20.0;   // Distance to extend into the pot from the rim
holder_height = 12.0;      // Height of the probe holding section

// --- Main Model ---
union() {
    // 1. Pot Rim Clip (Inverted U-Shape)
    difference() {
        // Main solid block
        cube([clip_width, pot_rim_thickness + wall_thickness * 2, pot_rim_depth + wall_thickness]);
        
        // Inner cutout for the pot rim
        translate([-1, wall_thickness, -1])
            cube([clip_width + 2, pot_rim_thickness, pot_rim_depth + 1]);
    }
    
    // 2. Extension Arm
    // Connects the pot clip to the probe holder
    translate([0, pot_rim_thickness + wall_thickness * 2 - 0.1, pot_rim_depth + wall_thickness - holder_height])
        cube([clip_width, holder_extension + 0.1, holder_height]);
        
    // 3. Probe Clip (Quick Release Snap-Fit)
    translate([clip_width / 2, pot_rim_thickness + wall_thickness * 2 + holder_extension, pot_rim_depth + wall_thickness - holder_height])
    difference() {
        // Outer cylinder body
        cylinder(d=probe_diameter + wall_thickness * 2, h=holder_height);
        
        // Inner cutout for the probe
        translate([0, 0, -1])
            cylinder(d=probe_diameter, h=holder_height + 2);
        
        // Quick release slot (creates the C-shape for snap-fit)
        // Starts slightly offset from center to retain the probe securely
        translate([-probe_diameter * 0.4, probe_diameter * 0.3, -1])
            cube([probe_diameter * 0.8, probe_diameter + wall_thickness + 1, holder_height + 2]);
    }
}