$fn=64;

// --- Parameters ---
reservoir_dia = 150;      // Outer diameter of the main bowl
reservoir_h = 45;         // Total height of the reservoir
wall = 3;                 // Wall thickness
pot_stand_h = 35;         // Height of the internal ribs where the pot sits
spout_offset = 80;        // Distance from center to the watering spout
spout_dia = 50;           // Diameter of the watering spout

union() {
    // Main bowl and spout
    difference() {
        // Outer Shell
        hull() {
            cylinder(d=reservoir_dia, h=reservoir_h);
            translate([spout_offset, 0, 0])
                cylinder(d=spout_dia, h=reservoir_h);
        }
        
        // Inner Cavity
        translate([0, 0, wall])
        hull() {
            cylinder(d=reservoir_dia - wall*2, h=reservoir_h + 1);
            translate([spout_offset, 0, 0])
                cylinder(d=spout_dia - wall*2, h=reservoir_h + 1);
        }
    }

    // Support Ribs for Pot
    for (i = [0 : 45 : 135]) {
        rotate([0, 0, i])
        difference() {
            // Main rib (embedded slightly into floor and walls for manifold geometry)
            translate([-(reservoir_dia - wall)/2, -wall/2, wall - 0.1])
                cube([reservoir_dia - wall, wall, pot_stand_h + 0.1]);
            
            // Water flow cutouts (creates archways for water to circulate)
            // Right side cutouts
            translate([20, -wall, wall - 0.2]) 
                cube([15, wall*2, 16]);
            translate([50, -wall, wall - 0.2]) 
                cube([15, wall*2, 16]);
            
            // Left side cutouts
            translate([-35, -wall, wall - 0.2]) 
                cube([15, wall*2, 16]);
            translate([-65, -wall, wall - 0.2]) 
                cube([15, wall*2, 16]);
        }
    }

    // Central Hub to tie ribs together cleanly
    translate([0, 0, wall - 0.1])
        cylinder(d=16, h=pot_stand_h + 0.1);
}