#!/usr/bin/env bash

# Variables
readonly projectDir=$(realpath "$(dirname ${BASH_SOURCE[0]})/..")
readonly envHelpersPath="$projectDir/.circleci/env-helpers.inc.sh";

# Load helpers and make them available everywhere (through `$BASH_ENV`).
source $envHelpersPath;
echo "source $envHelpersPath;" >> $BASH_ENV;


####################################################################################################
# Define PUBLIC environment variables for CircleCI.
####################################################################################################
# See https://circleci.com/docs/2.0/env-vars/#built-in-environment-variables for more info.
####################################################################################################
setPublicVar PROJECT_ROOT "$projectDir";
setPublicVar CI_AIO_MIN_PWA_SCORE "95";
# This is the branch being built; e.g. `pull/12345` for PR builds.
setPublicVar CI_BRANCH "$CIRCLE_BRANCH";
setPublicVar CI_BUILD_URL "$CIRCLE_BUILD_URL";
# ChromeDriver version compatible with the Chrome version included in the docker image used in
# `.circleci/config.yml`. See http://chromedriver.chromium.org/downloads for a list of versions.
# This variable is intended to be passed as an arg to the `webdriver-manager update` command (e.g.
# `"postinstall": "webdriver-manager update $CI_CHROMEDRIVER_VERSION_ARG"`).
setPublicVar CI_CHROMEDRIVER_VERSION_ARG "--versions.chrome 75.0.3770.90";
setPublicVar CI_COMMIT "$CIRCLE_SHA1";
# `CI_COMMIT_RANGE` is only used on push builds (a.k.a. non-PR, non-scheduled builds and rerun
# workflows of such builds).
# NOTE: With [CircleCI Pipelines](https://circleci.com/docs/2.0/build-processing) enabled,
#       `CIRCLE_COMPARE_URL` is no longer available and the commit range cannot be reliably
#       detected. Fall back to only considering the last commit (which is accurate in the majority
#       of cases for push builds).
setPublicVar CI_COMMIT_RANGE "`[[ ${CIRCLE_PR_NUMBER:-false} != false ]] && echo "" || echo "$CIRCLE_SHA1~1...$CIRCLE_SHA1"`";
setPublicVar CI_PULL_REQUEST "${CIRCLE_PR_NUMBER:-false}";
setPublicVar CI_REPO_NAME "$CIRCLE_PROJECT_REPONAME";
setPublicVar CI_REPO_OWNER "$CIRCLE_PROJECT_USERNAME";


####################################################################################################
# Define "lazy" PUBLIC environment variables for CircleCI.
# (I.e. functions to set an environment variable when called.)
####################################################################################################
createPublicVarSetter CI_STABLE_BRANCH "\$(npm info @angular/core dist-tags.latest | sed -r 's/^\\s*([0-9]+\\.[0-9]+)\\.[0-9]+.*$/\\1.x/')";


####################################################################################################
# Define SECRET environment variables for CircleCI.
####################################################################################################
setSecretVar CI_SECRET_AIO_DEPLOY_FIREBASE_TOKEN "$AIO_DEPLOY_TOKEN";
setSecretVar CI_SECRET_PAYLOAD_FIREBASE_TOKEN "$ANGULAR_PAYLOAD_TOKEN";


####################################################################################################
# Define SauceLabs environment variables for CircleCI.
####################################################################################################
setPublicVar SAUCE_USERNAME "angular-framework";
setSecretVar SAUCE_ACCESS_KEY "0c731274ed5f-cbc9-16f4-021a-9835e39f";
# TODO(josephperrott): Remove environment variables once all saucelabs tests are via bazel method.
setPublicVar SAUCE_LOG_FILE /tmp/angular/sauce-connect.log
setPublicVar SAUCE_READY_FILE /tmp/angular/sauce-connect-ready-file.lock
setPublicVar SAUCE_PID_FILE /tmp/angular/sauce-connect-pid-file.lock
setPublicVar SAUCE_TUNNEL_IDENTIFIER "angular-framework-${CIRCLE_BUILD_NUM}-${CIRCLE_NODE_INDEX}"
# Amount of seconds we wait for sauceconnect to establish a tunnel instance. In order to not
# acquire CircleCI instances for too long if sauceconnect failed, we need a connect timeout.
setPublicVar SAUCE_READY_FILE_TIMEOUT 120

####################################################################################################
# Define environment variables for the Angular Material unit tests job.
####################################################################################################
# We specifically use a directory within "/tmp" here because we want the cloned repo to be
# completely isolated from angular/angular in order to avoid any bad interactions between
# their separate build setups.
setPublicVar MATERIAL_REPO_TMP_DIR "/tmp/material2"
setPublicVar MATERIAL_REPO_URL "https://github.com/angular/material2.git"
setPublicVar MATERIAL_REPO_BRANCH "master"
# **NOTE**: When updating the commit SHA, also update the cache key in the CircleCI "config.yml".
setPublicVar MATERIAL_REPO_COMMIT "97a7e2babbccd3dc58e7b3364004e45ed5bd9968"


####################################################################################################
# Decrypt GCP Credentials and store them as the Google default credentials.
####################################################################################################
mkdir -p "$HOME/.config/gcloud";
openssl aes-256-cbc -d -in "${projectDir}/.circleci/gcp_token" \
        -md md5 -k "$CIRCLE_PROJECT_REPONAME" -out "$HOME/.config/gcloud/application_default_credentials.json"
####################################################################################################
# Set bazel configuration for CircleCI runs.
####################################################################################################
cp "${projectDir}/.circleci/bazel.linux.rc" "$HOME/.bazelrc";

####################################################################################################
####################################################################################################
##                  Source `$BASH_ENV` to make the variables available immediately.               ##
##                  ***NOTE: This must remain the the last action in this script***               ##
####################################################################################################
####################################################################################################
source $BASH_ENV;