import rhinoscriptsyntax as rs
import random as ran
import flipped_classroom_lib as fc
reload(fc)

rs.DeleteObjects(rs.AllObjects())

###############################################################
# Your Panel functions...
###############################################################
"""
def my_panel(points, scale):
    rs.AddSrfPt(points)                # default face
    (P0,P1,P2,P3) = points              # name points in quad list
    rs.AddLine(P0,P2)                   # make first diagonal line
    d_cen1 = rs.VectorDivide(rs.VectorAdd(P0,P2),2) # calculate center of first diagonal
    rs.AddPoint(d_cen1)                 # put point at first diagonal center
    rs.AddLine(P1,P3)                   # create second diagonal line
    d_cen2 = rs.VectorDivide(rs.VectorAdd(P1,P3),2) # calculate center of second diagonal
    rs.AddPoint(d_cen2)                 # put point at second diagonal center
    center_pt = rs.VectorDivide(rs.VectorAdd(d_cen1,d_cen2),2) # calculate center between diagonal center points
    rs.AddPoint(center_pt)              # put point at true center point
    if not(rs.PointCompare(d_cen1,d_cen2)): # make sure the two center points are not identical
        rs.AddLine(d_cen1,d_cen2)       # draw line between diagonal center points
    #prepare vectors for cross product to get normal
    vec1 = rs.VectorSubtract(P0, center_pt)
    vec2 = rs.VectorSubtract(center_pt, P3)
    normal = rs.VectorCrossProduct(vec1, vec2)  #calculate face normal at true center point
    u_normal = rs.VectorUnitize(normal) #unitize this normal vector (length 1)
    su_normal = rs.VectorScale(u_normal, scale) #scale unitized normal vector
    normal_pt = rs.VectorAdd(center_pt, su_normal) # find point at tip of normal vector
    #rs.AddPoint(normal_pt)              # put point normal_pt
    rs.AddLine(center_pt, normal_pt)    # line to show centered normal vector
    #create pyramid
    rs.AddSrfPt([P0, normal_pt, P1])
    rs.AddSrfPt([P1, normal_pt, P2])
    rs.AddSrfPt([P2, normal_pt, P3])
    rs.AddSrfPt([P3, normal_pt, P0]) 


"""

def my_panel_frame(points, scale, offset):
    (P0, P1, P2, P3) = points  # name points in quad list
    pline = rs.AddPolyline([P0, P1, P2, P3, P0])  # make closed pline
    d_cen1 = rs.VectorDivide(rs.VectorAdd(P0, P2), 2)  # calculate center of first diagonal
    d_cen2 = rs.VectorDivide(rs.VectorAdd(P1, P3), 2)  # calculate center of second diagonal
    center_pt = rs.VectorDivide(rs.VectorAdd(d_cen1, d_cen2), 2)  # calculate center between diagonal center points

    # Prepare vectors for cross product to get normal
    vec1 = rs.VectorSubtract(P0, center_pt)
    vec2 = rs.VectorSubtract(center_pt, P3)
    normal = rs.VectorCrossProduct(vec1, vec2)  # calculate face normal at true center point
    u_normal = rs.VectorUnitize(normal)  # unitize this normal vector (length 1)
    su_normal = rs.VectorScale(u_normal, scale)  # scale unitized normal vector
    normal_pt = rs.VectorAdd(center_pt, su_normal)  # find point at tip of normal vector

    # Add visual aids for debugging
    rs.AddPoint(normal_pt)  # put point normal_pt
    rs.AddLine(center_pt, normal_pt)  # line to show centered normal vector

    # Offset and scale the polyline
    frame_scale = 1.2  # Adjust frame width by scaling
    off_l = rs.ScaleObject(pline, center_pt, [scale, scale, scale], copy=True) 
    s_points = rs.CurvePoints(off_l)

    # Create the front of the frame
    rs.AddSrfPt([P0, s_points[0], s_points[1], P1])
    rs.AddSrfPt([P1, s_points[1], s_points[2], P2])
    rs.AddSrfPt([P2, s_points[2], s_points[3], P3])
    rs.AddSrfPt([P3, s_points[3], s_points[0], P0])

    # Create the offset inner front frame
    inner_offset = rs.ScaleObject(off_l, center_pt, [scale, scale, scale], copy=True)
    inner_points = rs.CurvePoints(inner_offset)

    inner_offset_shifted = rs.CopyObject(inner_offset, rs.VectorScale(u_normal, -0.8))  # Adjust inner frame depth
    shifted_points = rs.CurvePoints(inner_offset_shifted)

    for i in range(4):
        rs.AddSrfPt([inner_points[i], shifted_points[i], shifted_points[(i + 1) % 4], inner_points[(i + 1) % 4]])

    # Create the sides of the frame with fixed offset (overhang)
    overhang = 0.8  # Desired overhang value
    adjusted_su_normal = rs.VectorScale(u_normal, overhang)  # Adjusted vector for overhang

    # Offset the points outward in both directions from the frame
    outward_off_l_s = rs.CopyObject(off_l, adjusted_su_normal)
    inward_off_l_s = rs.CopyObject(off_l, rs.VectorScale(u_normal, -overhang))
    outward_points = rs.CurvePoints(outward_off_l_s)
    inward_points = rs.CurvePoints(inward_off_l_s)

    # Create the side surfaces with adjusted overhang
    for i in range(4):
        rs.AddSrfPt([outward_points[i], s_points[i], s_points[(i + 1) % 4], outward_points[(i + 1) % 4]])
        rs.AddSrfPt([inward_points[i], s_points[i], s_points[(i + 1) % 4], inward_points[(i + 1) % 4]])

    # Create cover between sides of frame and inner front frame
    for i in range(4):
        rs.AddSrfPt([shifted_points[i], inward_points[i], inward_points[(i + 1) % 4], shifted_points[(i + 1) % 4]])


"""
def my_panel_grid(points, split):
    (P0,P1,P2,P3) = points              # name points in quad list
    L_L = rs.AddLine(P0,P3)
    R_L = rs.AddLine(P1,P2)
    v_lines = [L_L, R_L]
    edge_pts =[]
    for e in v_lines:
        rs.RebuildCurve(e, 1, split)
        edge_pts.extend(rs.CurvePoints(e))
    grid_pts = []
    for i in range(split):
        hline = rs.AddLine(edge_pts[i], edge_pts[i+split])
        rs.RebuildCurve(hline, 1, split)
        grid_pts.extend(rs.CurvePoints(hline))
    for i,p in enumerate(grid_pts):
        rs.AddPoint(p)
        #cmd = "-Dot {} {} _Enter ".format(i,p)
        #rs.Command(cmd, False)
"""

###############################################################

rs.EnableRedraw(False)

quad = [[0,0,0], [10,0,0], [10,0,12], [0,0,12]]
#quad = [[0,0,0], [10,4,0], [10,4,12], [0,0,12]]
#quad = [[0,0,0], [10,0,0], [10,2,12], [0,2,12]]
#quad = [[0,0,0], [10,0,0], [8,2,12], [2,2,12]]
#quad = [[0,0,0], [10,2,0], [10,-2,12], [0,2,10]]
     
#result_list = fc.PEF_single_face(quad)
#result_list = fc.PEF_face(7, 10, 8.0, 5.0, 30)
#result_list = fc.PEF_face_w(7, 10, 8.0, 5.0, 30, 2.0)
result_list = fc.PEF_pantheon()

p_list = result_list[0]  # Pointlist, contains single points
e_list = result_list[1]  # Horizontal Edgelist, contains lists with two points
ve_list = result_list[2] # Vertical Edgelist, contains lists with two points
f_list = result_list[3]  # Facelist, contans lists with four points (quads)
zcol = result_list[4]    # number of levels of faces
xcol = result_list[5]    # number of faces in one level
print "there are " + str(len(p_list)) + " points and " + str(len(f_list)) + " faces on " + str(zcol) + " levels, "+str(xcol)+" per level!"


if 0:
    for i in range(zcol):
        for j in range(xcol):
            points = f_list[i*xcol+j]
            scale = 0.8
            my_panel_frame(points, scale, 0.1)
            #rs.AddSrfPt(f_list[i*xcol+j])


#############################################################################
# DOTS to explain the lists
#############################################################################
if 0:  # put a dot on each point and create a Point
    for i,pt in enumerate(p_list):
        rs.AddPoint(pt)
        cmd = "-Dot {} {} _Enter ".format(i,pt)
        rs.Command(cmd, False)

if 0:  # put a dot on each horizontal edge and create a line
    for i,e in enumerate(e_list):
        rs.AddLine(e[0],e[1])
        cmd = "-Dot {} {} _Enter ".format(i,e[0])
        rs.Command(cmd, False)

if 0:  # put a dot on each vertical edge and create a line
    for i,ve in enumerate(ve_list):
        rs.AddLine(ve[0],ve[1])
        cmd = "-Dot {} {} _Enter ".format(i,ve[0])
        rs.Command(cmd, False)

if 0:  # put a dot on each face and create a surface
    for i, quad in enumerate(f_list):
        rs.AddSrfPt(quad)
        cmd = "-Dot {} {} _Enter ".format(i,quad[0])
        rs.Command(cmd, False)

#############################################################################
# Some experiments with the lists
#############################################################################
if 0:
    for i, quad in enumerate(f_list):
        if i%2:
            rs.AddSrfPt(quad)

if 0:
    for i in range(zcol):
        for j in range(xcol):
            if (i+j)%2:
                rs.AddSrfPt(f_list[i*xcol+j])

if 1: # last row in pantheon ceiling is flat
    for i in range(zcol):
        for j in range(xcol):
            if i != zcol-1:
                points = f_list[i*xcol+j]
                scale = 0.05
                my_panel_frame(f_list[i*xcol+j], 0.5, 0.001)
            else:
                rs.AddSrfPt(f_list[i*xcol+j])

if 0:
    for i in range(zcol):
        for j in range(xcol):
            points = f_list[i*xcol+j]
            (P0,P1,P2,P3) = points
            cpoints=[P0,P1,P2,P3,P0]
            plinea = rs.AddCurve(cpoints,2)
            plineb = rs.AddCurve(cpoints,3)
            #loftsurf = rs.AddLoftSrf([plinea, plineb])
            rs.Command("-_Loft selid {} selid {} _Enter _Enter _Enter".format(plinea, plineb), False)
            loftsurf = rs.FirstObject()
            rs.OffsetSurface(loftsurf, .2, both_sides=True, create_solid=True) 


if 0:
    for line in e_list:
        mline = rs.AddLine(line[0], line[1])
        rs.AddPipe(mline, 0, 0.3, cap=2)
    for line in ve_list:
        mline = rs.AddLine(line[0], line[1])
        rs.AddPipe(mline, 0, 0.2, cap=2)
   
rs.EnableRedraw(True)