def get(self):
# Establishes p as referring to the Page class
p = Page()
# p.title uses the title setter in the Page class to set the value of title, the line below is similar
p.title = "Encapsulated Calculator"
p.css = "css/styles.css"
# c1 uses the Cameras class to assemble an object with the following attributes and sets their values
# c2=c5 is identical in function
c1 = Cameras()
c1.name = "Canon 5d3"
c1.body_cost = 3000
c1.lens_cost = 5000
c1.accessories_cost = 1000
c1.quality = "High"
c1.calc_value()
c2 = Cameras()
c2.name = "Nikon D800"
c2.body_cost = 2500
c2.lens_cost = 1500
c2.accessories_cost = 200
c2.quality = "Low"
c2.calc_value()
c3 = Cameras()
c3.name = "Leica M9"
c3.body_cost = 100
c3.lens_cost = 500
c3.accessories_cost = 100
c3.quality = "Medium"
c3.calc_value()
c4 = Cameras()
c4.name = "Pentax MX1"
c4.body_cost = 2000
c4.lens_cost = 200
c4.accessories_cost = 50
c4.quality = "High"
c4.calc_value()
c5 = Cameras()
c5.name = "GoPro Hero5 Platinum"
c5.body_cost = 10000
c5.lens_cost = 0
c5.accessories_cost = 10
c5.quality = "Low"
c5.calc_value()
# This establishes a variable that consolisates all c1-c5 objects
all_these_cameras = [c1, c2, c3, c4, c5]
# Checks if there is an instance of "cameras" in the request pushed from the browser
if "cameras" in self.request.GET:
# Uses a value in the request to determine which cX object I am requesting
# and sets just that object to the current_camera variable in Page class.
p.current_camera = all_these_cameras[int(self.request.GET["cameras"])]
# Writes the entire contents of whole_page variable in Page class to the browser
self.response.write(p.whole_page)
else:
# Writes the info to the browser even if a request hasnt been made.
self.response.write(p.whole_page)
