gsall

#!/usr/bin/env bash
#set -x

source ./functions.sh
source ./.fork-config

diffOrStat() {
    COMMAND=$1
    if [[ -z $COMMAND ]]; then
        echo "diffOrStat requires a command"
        exit 1
    fi
    DIFF_SIZE=$(eval git $COMMAND -U0 --no-prefix | grep -v "^+++" | grep -v "^diff --git" | grep -v "^index "  | wc -l)
    if [[ $DIFF_SIZE -lt 50 ]]; then
        set -x 
        # echo "DIFF ----------------"
        eval git $COMMAND -U0 --no-prefix | grep -v "^+++" | grep -v "^diff --git" | grep -v "^index "
        cat
    else
        STAT_CMD="$COMMAND --stat"
        STAT_SIZE=$(eval git $STAT_CMD | wc -l)
        if [[ $STAT_SIZE -lt 10 ]];
        then
            # echo "STAT verbatim ----------------"
            eval git -c color.ui=always $STAT_CMD |
            grep -v "files changed" |
            cat
        else
            # echo "STAT trimmed ---------------"
            # should show just the stat summary, and not the diff.
            # assume the COMMAND was `git stash show`, which takes diff options.
            eval "git -c color.ui=always $STAT_CMD --no-patch --stat --stat-count=7" |
            cat
        fi
    fi           
}

showGraphVs() {
    first=${1:-main}
    second=${2:-refs/remotes/${UPSTREAM_REMOTE_NAME:-upstream}/main}
#    git -c color.ui=always log --graph --abbrev-commit --oneline --decorate --boundary HEAD..origin/main 
    git -c color.ui=always log --graph --abbrev-commit --oneline --decorate --all --boundary ${first}..${second} --
}

showStatus() {
    {
#        git -c color.ui=always status --short  -b 
        RESULTS=$({ 
            git  -c color.ui=always status --show-stash --no-ahead-behind | 
            grep -v "Your branch is up to date with" |
            grep -v "no changes added to commit" |
            grep -v "Changes not staged for commit" |
            grep -v "working tree clean" |
            grep -v "what will be committed" |
            grep -v "ahead-behind" |
            grep -v "modified:" |
            grep -v "to discard changes in working directory" |
            grep -v "git restore --staged" |
            grep -v "^On branch" |
            grep -ve "^\s*$" |
            cat

#echo "--- stash" >&2
            STASH_COUNT=$(git stash list | wc -l)
            if [[ $STASH_COUNT -gt 0 ]]; then
                diffOrStat "stash show --patch" | while read line; do
                    echo "  stash> $line"
                done
            fi            
#echo "--- diff" >&2
            DIFF_CMD='git diff -U0 --no-prefix | grep -v "^+++" | grep -v "^diff --git" | grep -v "^index " '
            DIFF_SIZE=$(eval $DIFF_CMD | wc -l)

            # get the current branch name
            BRANCH=$(git rev-parse --abbrev-ref HEAD)

# echo "--- graph size" >&2
            GRAPH_SIZE1=$(showGraphVs main | wc -l)
            # GRAPH_SIZE2=0
            # if [[ $BRANCH != "main" ]]; then
            #     GRAPH_SIZE2=$(showGraphVs $BRANCH main | wc -l)
            # fi

            if [[ $GRAPH_SIZE1 -gt 0 ||  $DIFF_SIZE -gt 0 || $BRANCH != "main" ]]; then
                if [[ $GRAPH_SIZE1 -gt 0 ]]; then
     #               echo "  ----------------- show graph" >&2
                    showGraphVs main
                    echo "  -----------------"
                fi

                git -c color.ui=always branch -vv | 
                	egrep --color=never "^\\*|ahead|behind"

                echo -e "${YELLOW}On branch ${BLUE}${BRANCH}${NC}"
            else
                git -c color.ui=always branch -vv | 
                	egrep --color=never "ahead|behind"
            fi


            # echo "- c"
# echo  "--- diff size" >&2
            if [[ $DIFF_SIZE -lt 30 ]]; then
                eval $DIFF_CMD
                # echo "-- diff"
            else
                STAT_CMD='git -c color.ui=always diff --stat'
                STAT_SIZE=$(eval $STAT_CMD | wc -l)
                if [[ $STAT_SIZE -lt 10 ]]; then
 #             echo " --- git diff-stat" >&2
                    eval $STAT_CMD |
                    grep -v "files changed" |
                    cat
                else
    #              echo " --- git diff-short-stat" >&2
                    eval "$STAT_CMD --stat-count=7" |
                    cat
                fi
            fi
        })
        [[ -z $RESULTS ]] || {
            echo "$RESULTS"
            echo "--------------------------------------------------"
        }
    } | labeledOutput $LABEL
}

{
    eachRepo parallel buffered "checking \`git status\` in each repo" \
        showStatus $*
 } | optionalPager

echo >&2
echo "run ./need-commits to see a list of repos needing commits" >&2