###############################
# Load environment variables

include .env
export $(shell sed 's/=.*//' .env)
CURRENT_DIR = $(shell pwd)


###############################
# Create python virtual environment

. PHONY: venv_init

venv-init: ##@environment Setup virtual environment
	pip install pipenv
	pipenv --python 3.7
	pipenv install


###############################
# Get data from network drive

push-data: ##@data Copies data from ./data/ to data backup directory
	rclone copy ./data/ $(DATA_BACKUP_DIR) --exclude "*.las" --progress

pull-data: ##@data Copies data from data backup directory to ./data/
	# We probably don't want to pull the raw LIDAR .las files, so lets exclude them
	rclone copy $(DATA_BACKUP_DIR) ./data/ --exclude "*.las" --progress


###############################
# Process data
.PHONY: process-mat

process-mat: ./data/interim/sites.csv ./data/interim/waves.csv ./data/interim/profiles.csv ./data/interim/tides.csv  ##@data Process all .mat to .csv

# Calculates beach orientations at each profile
./data/raw/processed_shorelines/orientations.mat: ./data/raw/processed_shorelines/profiles.mat
	$(MATLAB_PATH) -nosplash -r "cd $(CURRENT_DIR); run('./src/data/beach_orientations.m'); quit"

# Produces a .csv of sites where our beach cross-sections are located
./data/interim/sites.csv: ./data/raw/processed_shorelines/*.mat
	pipenv run python ./src/data/parse_mat.py create-sites-csv \
	--waves-mat "./data/raw/processed_shorelines/waves.mat" \
	--tides-mat "./data/raw/processed_shorelines/tides.mat" \
	--profiles-mat "./data/raw/processed_shorelines/profiles.mat" \
	--orientations-mat "./data/raw/processed_shorelines/orientations.mat" \
	--output-file "./data/interim/sites.csv"

# Produces a .csv of waves for each site
./data/interim/waves.csv: ./data/interim/sites.csv ./data/raw/processed_shorelines/waves.mat ./src/data/parse_mat.py
	pipenv run python ./src/data/parse_mat.py create-waves-csv \
	--waves-mat "./data/raw/processed_shorelines/waves.mat" \
	--sites-csv "./data/interim/sites.csv" \
	--output-file "./data/interim/waves.csv"

# Produces a .csv of profiles for each site
./data/interim/profiles.csv: ./data/interim/sites.csv ./data/raw/processed_shorelines/profiles.mat ./src/data/parse_mat.py
	pipenv run python ./src/data/parse_mat.py create-profiles-csv \
	--profiles-mat "./data/raw/processed_shorelines/profiles.mat" \
	--sites-csv "./data/interim/sites.csv" \
	--output-file "./data/interim/profiles.csv"

# Produces a .csv of tides for each site
./data/interim/tides.csv: ./data/interim/sites.csv ./data/raw/processed_shorelines/tides.mat ./src/data/parse_mat.py
	pipenv run python ./src/data/parse_mat.py create-tides-csv \
	--tides-mat "./data/raw/processed_shorelines/tides.mat" \
	--sites-csv "./data/interim/sites.csv" \
	--output-file "./data/interim/tides.csv"

./data/interim/sites.shp : ./data/interim/sites.csv
	pipenv run python ./src/data/csv_to_shp.py sites-csv-to-shp \
	--input-csv "./data/interim/sites.csv" \
	--output-shp "./data/interim/sites.shp"

#################################################################################
# PROJECT RULES                                                                 #
#################################################################################
.PHONY: push-data parse_mat sites-csv-to-shp


mat-to-csv: ##@data Converts raw .mat files to .csv for python
	cd ./src/data/ && python parse_mat.py

sites-csv-to-shp: ##@data Create the sites.shp from sites.csv
	cd ./src/data && python csv_to_shp.py sites_csv_to_shp "..\..\data\interim\sites.csv" "..\..\data\interim\sites.shp"


###############################
# Misc commands
format: ./src/*.py ##@misc Check python file formatting
	pipenv run black --line-length 120 "src/"


###############################
# Help command

.DEFAULT_GOAL := help
.PHONY: help

# Refer to https://gist.github.com/prwhite/8168133

#COLORS
GREEN  := $(shell tput -Txterm setaf 2)
WHITE  := $(shell tput -Txterm setaf 7)
YELLOW := $(shell tput -Txterm setaf 3)
RESET  := $(shell tput -Txterm sgr0)

# Add the following 'help' target to your Makefile
# And add help text after each target name starting with '\#\#'
# A category can be added with @category
HELP_FUN = \
	%help; \
	while(<>) { push @{$$help{$$2 // 'options'}}, [$$1, $$3] if /^([a-zA-Z\-]+)\s*:.*\#\#(?:@([a-zA-Z\-]+))?\s(.*)$$/ }; \
	print "usage: make [target]\n\n"; \
	for (sort keys %help) { \
	print "${WHITE}$$_:${RESET}\n"; \
	for (@{$$help{$$_}}) { \
	$$sep = " " x (32 - length $$_->[0]); \
	print "  ${YELLOW}$$_->[0]${RESET}$$sep${GREEN}$$_->[1]${RESET}\n"; \
	}; \
	print "\n"; }

help: ##@other Show this help.
	@perl -e '$(HELP_FUN)' $(MAKEFILE_LIST)