Raspberry Pi Zero Case [LiPO, PowerBoost 1000, Camera]

A simple case which can contain the following:

-Raspberry Pi Zero 1.3: [https://www.adafruit.com/products/2885]
-Raspberry Pi Camera v2: [https://www.adafruit.com/products/3099]
-Edimax EW-7811Un 150Mbps 11n Wi-Fi USB Adapter: [https://www.amazon.com/Edimax-EW-7811Un-150Mbps-Raspberry-Supports/dp/B003MTTJOY]
-PowerBoost 1000: [https://www.adafruit.com/products/2465]
-28mmx74mmx3mm 800Ah LiPO Battery: Recycled from a broken Wahl shaver
-9mm DPDT Slide Switch: [https://www.radioshack.com/products/dpdt-6vdc-slide-switch-1]
-6mm Tactile Button Switch: [https://www.adafruit.com/products/367]

WiFi adapter was disassembled and connected to the Pi according to the very helpful guide by Chris Robinson @n-o-d-e.net: [http://n-o-d-e.net/post/138478383831/how-to-add-a-low-profile-wifi-board-to-a-raspberry]

I do not code, but I threw together the following which reads the momentary switch off of GPIO pin 4 and takes a picture. If the button is held for more than a quarter of a second