build-all

#!/usr/bin/env bash

source ./functions.sh

# reads a list of packages to be built in order.
# it counts the packages to be build in parallel
# when it encounters a "-" it reports how many pending builds there are, and waits for all the previous packages to finish building.

# exit on any failure:
set -e

BUILD_CMD=${1:-build:types}

_FAILCOUNT=0
cat deps-order | while read package ; do {
    if [[ $package == "-" ]]; then
        if [[ $_FAILCOUNT -ge 1 ]]; then
	    wait
            continue
        fi
        COUNT=$(jobs -p | wc -l)
        echo "Waiting for $COUNT builds ..."
        # wait || exit 1

        # waits for a single job to finish, checks its exit status for success or failure
        # if a job fails, the script will exit with status 1
        # if a job succeeds, it shows how many jobs are still pending, and continues waiting for more jobs to finish.

        while true; do
            wait -n || {
                echo
                echo 
                echo 2>&1
                echo "Build failed" 2>&1
                # increment the failed count
                _FAILCOUNT=$((_FAILCOUNT + 1))   
            }
            COUNT=$(jobs -p | wc -l)
            [[ $COUNT -eq 0 ]] && {
                echo
                if [[ $_FAILCOUNT -eq 0 ]] ; then {
                    echo "  -- dependencies built; proceeding to next batch --"                    
                } else {
                    echo "  -- dependencies built; but ${_FAILCOUNT} failed; skipping remaining jobs --"
                } fi
                break
            }
            echo "Waiting for $COUNT builds ..."
        done
    else
        if [[ $package == "-----" ]]; then
            echo "Done!"
            exit 0
        fi
        if [[ $_FAILCOUNT -ge 1 ]]; then
            echo "Skipping $package"
            continue
        fi
        echo "Building $package"
        {
            # runs pnpm build, labels the output, and prints the output even if the build fails.
            # if the build fails, the subtask exits with the same status code as the build.
            # if the build succeeds, the subtask exits with status code 0.
        
            cd $package
            pnpm $BUILD_CMD 1> >(labeledOutput "$package") || exit $?
        } &
    fi 
} done

wait