#!/usr/bin/env bash
set -e
CWD="$(pwd)"

source scripts/set-default-credentials.sh

TARGET_FILE="${COMMIT_SHA}-${CI_JOB_ID}.txt"

echo "Running in ${CWD}"
echo "Running with node: $(which node)"
echo "Running with npm: $(which npm)"
echo "Running with Application Creds: ${GOOGLE_APPLICATION_CREDENTIALS}"

echo "Target project: ${FBTOOLS_TARGET_PROJECT}"

echo "Initializing some variables..."
DATE="$(date)"
echo "Variables initalized..."

echo "Creating temp directory..."
TEMP_DIR="$(mktemp -d)"
echo "Created temp directory: ${TEMP_DIR}"

echo "Installing firebase-tools..."
./scripts/npm-link.sh
echo "Installed firebase-tools: $(which firebase)"

echo "Initializing temp directory..."
cd "${TEMP_DIR}"
cat > "firebase.json" <<- EOM
{
  "hosting": {
    "public": "public",
    "ignore": [
      "firebase.json",
      "**/.*",
      "**/node_modules/**"
    ]
  }
}
EOM
mkdir "public"
touch "public/${TARGET_FILE}"
echo "${DATE}" > "public/${TARGET_FILE}"
echo "Initialized temp directory."

echo "Testing local serve..."
PORT=8685
firebase serve --only hosting --project "${FBTOOLS_TARGET_PROJECT}" --port "${PORT}" &
PID="$!"
sleep 5
VALUE="$(curl localhost:${PORT}/${TARGET_FILE})"
test "${DATE}" = "${VALUE}" || (echo "Expected ${VALUE} to equal ${DATE}." && false)
kill "$PID"
wait
echo "Tested local serve."

echo "Testing local hosting emulator..."
PORT=5000
firebase emulators:start --only hosting --project "${FBTOOLS_TARGET_PROJECT}" &
PID="$!"
sleep 5
VALUE="$(curl localhost:${PORT}/${TARGET_FILE})"
test "${DATE}" = "${VALUE}" || (echo "Expected ${VALUE} to equal ${DATE}." && false)

# Test that ?useEmulator has the expected effect on init.js
INIT_JS_NONE="$(curl localhost:${PORT}/__/firebase/init.js)"
[[ "${INIT_JS_NONE}" =~ "firebaseEmulators = undefined" ]] || (echo "Expected firebaseEmulators to be undefined" && false)
INIT_JS_FALSE="$(curl localhost:${PORT}/__/firebase/init.js\?useEmulator=false)"
[[ "${INIT_JS_FALSE}" =~ "firebaseEmulators = undefined" ]] || (echo "Expected firebaseEmulators to be undefined" && false)
INIT_JS_TRUE="$(curl localhost:${PORT}/__/firebase/init.js\?useEmulator=true)"
[[ "${INIT_JS_TRUE}" =~ "firebaseEmulators = {" ]] || (echo "Expected firebaseEmulators to be defined" && false)

kill "$PID"
wait
echo "Tested local hosting emulator."

echo "Testing hosting deployment..."
firebase deploy --only hosting --project "${FBTOOLS_TARGET_PROJECT}"
sleep 12
VALUE="$(curl https://${FBTOOLS_TARGET_PROJECT}.web.app/${TARGET_FILE})"
test "${DATE}" = "${VALUE}" || (echo "Expected ${VALUE} to equal ${DATE}." && false)

# Test that ?useEmulator has no effect on init.js
INIT_JS_NONE="$(curl https://${FBTOOLS_TARGET_PROJECT}.web.app/__/firebase/init.js)"
INIT_JS_TRUE="$(curl https://${FBTOOLS_TARGET_PROJECT}.web.app/__/firebase/init.js\?useEmulator=true)"
test "${INIT_JS_NONE}" = "${INIT_JS_TRUE}" || (echo "Expected ${INIT_JS_NONE} to equal ${INIT_JS_TRUE}." && false)

echo "Tested hosting deployment."

# Test more complex scenarios:
echo "Creating second temp directory..."
TEMP_DIR="$(mktemp -d)"
echo "Created second temp directory: ${TEMP_DIR}"

echo "Initializing a new date..."
DATE="$(date)"
echo "Initialized a new date."

echo "Initializing second temp directory..."
cd "${TEMP_DIR}"
cat > "firebase.json" <<- EOM
{
  "hosting": [
    {
      "target": "customtarget",
      "public": "public",
      "ignore": [
        "firebase.json",
        "**/.*",
        "**/node_modules/**"
      ]
    }
  ]
}
EOM
mkdir "public"
touch "public/${TARGET_FILE}"
echo "${DATE}" > "public/${TARGET_FILE}"
echo "Setting targets..."
firebase use --add "${FBTOOLS_TARGET_PROJECT}"
firebase target:apply hosting customtarget "${FBTOOLS_TARGET_PROJECT}"
echo "Set targets."
echo "Initialized second temp directory."

echo "Testing hosting deployment by target..."
firebase deploy --only hosting:customtarget --project "${FBTOOLS_TARGET_PROJECT}"
sleep 12
VALUE="$(curl https://${FBTOOLS_TARGET_PROJECT}.web.app/${TARGET_FILE})"
test "${DATE}" = "${VALUE}" || (echo "Expected ${VALUE} to equal ${DATE}." && false)
echo "Tested hosting deployment by target."

echo "Testing hosting channel deployment by target..."
firebase hosting:channel:deploy mychannel --only customtarget --project "${FBTOOLS_TARGET_PROJECT}" --json | tee output.json
sleep 12
CHANNEL_URL=$(cat output.json | jq -r ".result.customtarget.url")
VALUE="$(curl ${CHANNEL_URL}/${TARGET_FILE})"
test "${DATE}" = "${VALUE}" || (echo "Expected ${VALUE} to equal ${DATE}." && false)
echo "Tested hosting channel deployment by target."