#!/usr/bin/env bash
set -euo pipefail

# Mirror WetGit repos from self-hosted Forgejo to Codeberg
# Managed by Ansible — runs daily at 04:00

CODEBERG_USER="coornhert"
CODEBERG_TOKEN_FILE="{{ app_dir }}/.codeberg-token"
MIRROR_DIR="{{ app_dir }}/mirrors"
LOG_PREFIX="[$(date '+%Y-%m-%d %H:%M:%S')]"

REPOS=(
    "wetgit/meta"
    "wetgit/rijk"
    # Add more as they are created:
    # "wetgit/cvdr-noord-holland"
    # "wetgit/eu"
)

if [ ! -f "$CODEBERG_TOKEN_FILE" ]; then
    echo "$LOG_PREFIX ERROR: Codeberg token not found at $CODEBERG_TOKEN_FILE"
    exit 1
fi

CODEBERG_TOKEN=$(cat "$CODEBERG_TOKEN_FILE")
mkdir -p "$MIRROR_DIR"

for REPO in "${REPOS[@]}"; do
    REPO_NAME=$(basename "$REPO")
    REPO_MIRROR_DIR="$MIRROR_DIR/$REPO_NAME.git"
    FORGEJO_URL="https://{{ forgejo_domain }}/${REPO}.git"
    CODEBERG_URL="https://${CODEBERG_USER}:${CODEBERG_TOKEN}@codeberg.org/${REPO}.git"

    echo "$LOG_PREFIX Mirroring $REPO..."

    if [ ! -d "$REPO_MIRROR_DIR" ]; then
        echo "$LOG_PREFIX   Initial clone from Forgejo..."
        git clone --bare "$FORGEJO_URL" "$REPO_MIRROR_DIR"
        cd "$REPO_MIRROR_DIR"
        git remote add codeberg "$CODEBERG_URL"
    else
        cd "$REPO_MIRROR_DIR"
        echo "$LOG_PREFIX   Fetching from Forgejo..."
        git fetch origin --prune '+refs/heads/*:refs/heads/*' '+refs/tags/*:refs/tags/*'
    fi

    echo "$LOG_PREFIX   Pushing to Codeberg..."
    git push codeberg --mirror --force 2>&1 || {
        echo "$LOG_PREFIX   WARNING: Push to Codeberg failed for $REPO (non-fatal)"
    }

    echo "$LOG_PREFIX   Done: $REPO"
done

echo "$LOG_PREFIX Mirror complete."