github.bit.pull-request

#!/bin/bash

# Check if $BIT_CONFIG_ACCESS_TOKEN is set
if [[ -z "$BIT_CONFIG_USER_TOKEN" && -z "$BIT_CONFIG_ACCESS_TOKEN" ]]; then
    echo "Error: BIT_CONFIG_ACCESS_TOKEN environment variable is not set. It is required!"
    exit 1
fi

# Assign BIT_CONFIG_ACCESS_TOKEN to BIT_CONFIG_USER_TOKEN
if [[ -z "$BIT_CONFIG_USER_TOKEN" ]]; then
    BIT_CONFIG_USER_TOKEN="$BIT_CONFIG_ACCESS_TOKEN"
    export BIT_CONFIG_USER_TOKEN
fi

# Ensure required environment variables are set
if [[ -z "$GITHUB_TOKEN" ]]; then
    echo "Error: GITHUB_TOKEN environment variable is not set"
    exit 1
fi

# Ensure the event is a pull request
if [[ -z "$GITHUB_EVENT_NAME" || "$GITHUB_EVENT_NAME" != "pull_request" ]]; then
    echo "Error: Ensure this action is triggered by a GitHub pull request"
    exit 1
fi

# Get the pull request number from the GitHub context
PR_NUMBER=$(jq --raw-output .number "$GITHUB_EVENT_PATH")

# Determine if there are any new or modified components
statusRaw=$(bit status --strict --json)
newComponentsCount=$(echo "$statusRaw" | jq '.newComponents | length')
modifiedComponentsCount=$(echo "$statusRaw" | jq '.modifiedComponents | length')

laneName="pr-$PR_NUMBER"

if [ "$newComponentsCount" -gt 0 ] || [ "$modifiedComponentsCount" -gt 0 ]; then
    laneLink="https://bit.cloud/${ORG}/${SCOPE}/~lane/${laneName}"

    bit lane create "${laneName}" || exit 1
    bit snap -m "CI" --build || exit 1
    # Operations on bit lane
    bit lane remove "${ORG}.${SCOPE}/${laneName}" --remote --silent --force &> /dev/null || echo "Warning: Failed to remove the lane."
    bit export || exit 1

    # Fetch existing comments from the pull request using GitHub API
    existingComments=$(curl --header "Authorization: token $GITHUB_TOKEN" \
                            "https://api.github.com/repos/$GITHUB_REPOSITORY/issues/$PR_NUMBER/comments")

    # Search for a comment containing the link
    commentID=$(echo "$existingComments" | jq '.[] | select(.body | contains("Please review the changes in the Bit lane: https://bit.cloud")) | .id')

    getHumanReadableTimestamp() {
        date -u +"%B %d, %Y, %I:%M:%S %p UTC"
    }

    currentTime=$(getHumanReadableTimestamp)
    if [[ ! -z "$commentID" ]]; then
        # If such a comment is found, update it
        commentBody="⚠️ Please review the changes in the Bit lane: ${laneLink}\n\n_Lane updated: ${currentTime}_"
        curl --request PATCH \
             --header "Authorization: token $GITHUB_TOKEN" \
             --header "Content-Type: application/json" \
             --data '{ "body": "'"$commentBody"'" }' \
             "https://api.github.com/repos/$GITHUB_REPOSITORY/issues/comments/$commentID"
        echo "Updated existing comment."
    else
        # If no such comment is found, post a new comment
        commentBody="⚠️ Please review the changes in the Bit lane: ${laneLink}\n\n_Lane created: ${currentTime}_"
        curl --request POST \
             --header "Authorization: token $GITHUB_TOKEN" \
             --header "Content-Type: application/json" \
             --data '{ "body": "'"$commentBody"'" }' \
             "https://api.github.com/repos/$GITHUB_REPOSITORY/issues/$PR_NUMBER/comments"
        echo "Posted a new comment."
    fi
fi