# chezmoi:template:left-delimiter=#{{
#{{- /* vim: set filetype=sh: */ -}}
#shellcheck shell=sh

source_env_file() {
	if [ ! -f "${1}" ]; then
		return
	fi
	eval "$(
		grep -v '^\s*\#' "${1}" |
			grep -v '^\s*$' |
			sed 's/^\s*export//g' |
			sed 's/^/export /g'
	)"
}

make_scripts() (
	for FILE in "$@"; do
		make_script "${FILE}"
	done
)

go_deps() (
	GO_MOD=${1:-go.mod}
	START_AT=$(grep -n '^require ($' "${GO_MOD}"  | awk -F : '{print $1}' | head -n 1)
	END_AT=$(grep -n '^)$' "${GO_MOD}"  | awk -F : '{print $1}' | head -n 1)
	awk 'NR>'"${START_AT}"' && NR<'"${END_AT}"' {print $1}' "${GO_MOD}"
)

#{{ if lookPath "gem" -}}
#{{ if lookPath "dasel" -}}
#{{ if lookPath "jq" -}}
gem_env () (
  NAME=${1:-}
  if [ "$NAME" != '' ]; then
    gem environment \
    | dasel --read yaml --write json \
    | jq '.["RubyGems Environment"] | to_entries | map((.value | keys)[0] as $key | {key: $key, value: .value[$key] }) | from_entries' \
    | jq --raw-output '.["'"${NAME}"'"]'
  else
    gem environment \
    | dasel --read yaml --write json \
    | jq '.["RubyGems Environment"] | to_entries | map((.value | keys)[0] as $key | {key: $key, value: .value[$key] }) | from_entries'
  fi
)
#{{- end }}
#{{- end }}
#{{- end }}

make_script() (
	cat <<-EOF > "${1}"
	#!/usr/bin/env bash

	set -euo pipefail

	main() (
		echo "todo"
	)

	main "$@"
	EOF
	chmod +x "${1}"
)

add_date_prefix() (
	DIR=$(dirname "$1")
	FILE=$(basename "$1")
	DATE=$(date -r "$1" +"%F")
	if [ ! -f "$1" ]; then
		echo "unknown file: $1"
		exit 1
	fi
	mv "$1" "$DIR/${DATE}_${FILE}"
)

get_bitrate() (
	if [ ! -f "$1" ]; then
		echo "[ERROR] unknown file: $1"
		exit 1
	fi
	command_installed exiftool
	exiftool -AudioBitrate "$1" | awk '{print $4}'
)

json_to_yaml() (
	ARG=${1-}
	command_installed bat dasel
	if [ -z "${ARG}" ]; then
		dasel --read json --write yaml | bat --language yaml
	elif [ -f "${ARG}" ]; then
		dasel --read json --write yaml --file "${ARG}" | bat --language yaml
	else
		echo "${ARG}" | dasel --read json --write yaml | bat --language yaml
	fi
)

yaml_to_json() (
	ARG=${1-}
	command_installed bat dasel
	if [ -z "${ARG}" ]; then
		dasel --read yaml --write json | bat --language json
	elif [ -f "${ARG}" ]; then
		dasel --read yaml --write json --file "${ARG}" | bat --language json
	else
		echo "${ARG}" | dasel --read yaml --write json | bat --language json
	fi
)

#{{ if lookPath "rg" -}}
github_install_scripts () (
	rg github.com "${HOME}/.local/bin" \
		| sed 's/:/ /' \
		| sed 's/=/ /g' \
		| awk '{print $3}' \
		| sed 's|https://github.com/||g' \
		| sed 's|/| |g' \
		| awk '{print $1 " " $2}' \
		| sed 's| |/|g' \
		| sort \
		| uniq
)

github_install_scripts_latest_releases() (
	for REPO in $(github_install_scripts); do
		echo "${REPO} $(github_latest_release "${REPO}")"
	done
)
#{{- end }}

github_latest_release() (
	github_tags "$@" | head -n 1
)

github_releases() (
	USER=${1}
	REPO=${2-}
	command_installed curl
	if [ -z "${REPO}" ]; then
		USER=$(echo "${1}" | sed 's|/| |g' | awk '{print $1}')
		REPO=$(echo "${1}" | sed 's|/| |g' | awk '{print $2}')
	fi
	curl --silent --header "Accept: application/vnd.github.v3+json" \
		"https://api.github.com/repos/${USER}/${REPO}/releases"
)

github_tags() (
	USER=${1}
	REPO=${2-}
	command_installed curl jq
	if [ -z "${REPO}" ]; then
		USER=$(echo "${1}" | sed 's|/| |g' | awk '{print $1}')
		REPO=$(echo "${1}" | sed 's|/| |g' | awk '{print $2}')
	fi
	curl --silent --header "Accept: application/vnd.github.v3+json" \
		"https://api.github.com/repos/${USER}/${REPO}/tags" |
		jq -r '.[].name'
)

command_installed() (
	set -ue
	for cmd in "${@}"; do
		if ! command -v "${cmd}" 1>&2 >/dev/null; then
			echo "${cmd} not installed" 1>&2
			exit 1
		fi
	done
)

min_jpg() (
	set -ue
	command_installed jpegtran
	for FILE in "$@" ; do
		PERMISSIONS=$(stat --format '%a' "${FILE}")
		OUT_FILE=$(mktemp)
		jpegtran -optimize -perfect -outfile "${OUT_FILE}" "${FILE}"
		mv "${OUT_FILE}" "${FILE}"
		chmod "${PERMISSIONS}" "${FILE}"
	done
)

min_png() (
	set -ue
	command_installed pngcrush
	for FILE in "$@" ; do
		PERMISSIONS=$(stat --format '%a' "${FILE}")
		OUT_FILE=$(mktemp)
		pngcrush -rem alla -reduce -brute "${FILE}" "${OUT_FILE}"
		mv "${OUT_FILE}" "${FILE}"
		chmod "${PERMISSIONS}" "${FILE}"
	done
)

get_create_date() (
	date -r "$1" +"%F"
)

#shellcheck disable=SC2120
slugify() (
	if [ "$#" -ne 0 ]; then
		#shellcheck disable=SC2119
		echo "$@" | slugify
	else
		iconv --to-code ascii//TRANSLIT |
			sed -E 's/[^a-zA-Z0-9]+/-/g' |
			sed -E 's/^-+\|-+$//g' |
			tr '[:upper:]' '[:lower:]'
	fi
)