#!/bin/bash
# -----------------------------------------------------------------------------------------------
# --------------------------------- Git Pull & Execute Script -----------------------------------
# -----------------------------------------------------------------------------------------------
# Pulls latest scripts from Gitea repo via SSH.
# Uses GITEA_SSH_KEY and SSH_PORT from Master.conf.
# Supports --dry-run, --log, --status flags via common.sh parse_args.
# -----------------------------------------------------------------------------------------------

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"

source "$SCRIPT_DIR/../Master.conf"
source "$SCRIPT_DIR/../common.sh"

parse_args "$@"

# -----------------------------------------------------------------------------------------------
# STATUS MODE
# -----------------------------------------------------------------------------------------------
if [[ "$SHOW_STATUS" == true ]]; then
    echo
    echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
    echo " $ICON_SUMMARY GIT SYNC STATUS"
    echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
    echo " $ICON_GEAR  Repo:      $REPO_SSH"
    echo " $ICON_GEAR  Target:    $TARGET_DIR"
    echo " $ICON_GEAR  SSH Key:   $GITEA_SSH_KEY"
    echo " $ICON_GEAR  SSH Port:  $SSH_PORT"
    echo " $ICON_INFO  Dry Run:   $DRY_RUN"
    echo " $ICON_INFO  Logging:   $ENABLE_LOGGING"
    echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
    exit 0
fi

# -----------------------------------------------------------------------------------------------
# VALIDATION
# -----------------------------------------------------------------------------------------------
require_var REPO_SSH
require_var TARGET_DIR
require_var GITEA_SSH_KEY
require_var SSH_PORT

# -----------------------------------------------------------------------------------------------
# HEADER
# -----------------------------------------------------------------------------------------------
echo
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
echo " $ICON_RUN GIT SYNC STARTING"
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
info "$ICON_GEAR  Repo:    $REPO_SSH"
info "$ICON_GEAR  Target:  $TARGET_DIR"
info "$ICON_INFO  Dry Run: $DRY_RUN"
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"

log "Repo: $REPO_SSH"
log "Target: $TARGET_DIR"

# -----------------------------------------------------------------------------------------------
# DRY RUN
# -----------------------------------------------------------------------------------------------
if [[ "$DRY_RUN" == true ]]; then
    echo
    warn "Dry-run enabled — no changes will be made"
    info "Would sync:   $REPO_SSH"
    info "Would target: $TARGET_DIR"
    echo
    echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
    echo " $ICON_SUMMARY GIT SYNC SUMMARY"
    echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
    echo " $ICON_GEAR  Repo:    $REPO_SSH"
    echo " $ICON_GEAR  Target:  $TARGET_DIR"
    echo " $ICON_WARN  Status:  DRY RUN"
    echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
    exit 0
fi

# -----------------------------------------------------------------------------------------------
# MAIN EXECUTION
# -----------------------------------------------------------------------------------------------
START_TIME=$(date +%s)

mkdir -p "$TARGET_DIR"
cd "$TARGET_DIR"

if [[ -d ".git" ]]; then
    info "$ICON_SYNC Existing repository detected — updating"
    log "git reset --hard"
    git reset --hard

    log "git clean -fd"
    git clean -fd

    info "$ICON_RUN Pulling latest changes..."
    if GIT_SSH_COMMAND="ssh -i $GITEA_SSH_KEY -p $SSH_PORT" git pull; then
        success "Git pull successful"
    else
        error "Git pull failed"
        exit 1
    fi

else
    info "$ICON_SYNC No repository found — cloning"
    if GIT_SSH_COMMAND="ssh -i $GITEA_SSH_KEY -p $SSH_PORT" git clone "$REPO_SSH" .; then
        success "Clone successful"
    else
        error "Clone failed"
        exit 1
    fi
fi

# -----------------------------------------------------------------------------------------------
# PERMISSIONS
# -----------------------------------------------------------------------------------------------
info "$ICON_GEAR Setting executable permissions..."
find "$TARGET_DIR" -type f -name "*.sh" -exec chmod +x {} \;
success "Permissions applied"

# -----------------------------------------------------------------------------------------------
# SUMMARY
# -----------------------------------------------------------------------------------------------
END_TIME=$(date +%s)
DURATION=$((END_TIME - START_TIME))

echo
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
echo " $ICON_SUMMARY GIT SYNC SUMMARY"
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
echo " $ICON_GEAR  Repo:      $REPO_SSH"
echo " $ICON_GEAR  Target:    $TARGET_DIR"
echo " $ICON_TIME  Duration:  $(format_duration $DURATION)"
echo " $ICON_SUCCESS Status:  SUCCESS"
echo " $ICON_INFO  Dry Run:   $DRY_RUN"
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
success "Repository sync complete"