#!/bin/bash
set -e

COMMIT_HASH=$1
ENV=$2 # staging or production

if [ "$ENV" == "production" ]; then
  SLACK_WEBHOOK_URL="https://hooks.slack.com/services/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"
else
  SLACK_WEBHOOK_URL="https://hooks.slack.com/services/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"
fi

if [ -z "$COMMIT_HASH" ]; then
  echo "Usage: $0 <commit-hash> <env>"
  exit 1
fi

echo "Verifying deployment for commit $COMMIT_HASH in $ENV..."

send_slack_alert() {
  local message=$1
  echo "Sending Slack Alert: $message"
  curl -X POST -H 'Content-type: application/json' --data "{\"text\":\"$message\"}" $SLACK_WEBHOOK_URL
}

check_app_sync() {
  local app_name=$1
  local timeout=300 # 5 minutes
  local start_time=$(date +%s)

  echo "Checking sync status for $app_name..."

  while true; do
    current_time=$(date +%s)
    if [ $((current_time - start_time)) -gt $timeout ]; then
      echo "Timeout waiting for $app_name to sync."
      send_slack_alert "🚨 Deployment Failed: Timeout waiting for $app_name to sync to commit $COMMIT_HASH"
      exit 1
    fi

    app_json=$(kubectl get application $app_name -n argocd -o json 2>/dev/null || echo "{}")
    
    if [ "$app_json" == "{}" ]; then
       echo "Application $app_name not found yet..."
       sleep 10
       continue
    fi

    sync_status=$(echo "$app_json" | jq -r '.status.sync.status')
    health_status=$(echo "$app_json" | jq -r '.status.health.status')
    revision=$(echo "$app_json" | jq -r '.status.sync.revision')
    
    # Check if revision contains the commit hash
    match=false
    if [[ "$revision" == *"$COMMIT_HASH"* ]]; then
        match=true
    fi

    echo "App: $app_name | Sync: $sync_status | Health: $health_status | Rev: $revision | Target: $COMMIT_HASH"

    if [ "$match" = true ] && [ "$sync_status" == "Synced" ] && [ "$health_status" == "Healthy" ]; then
      echo "$app_name is Synced and Healthy at $revision"
      break
    fi

    sleep 10
  done
}

# Check apps
check_app_sync "monitoring"
check_app_sync "webrtc-be"
check_app_sync "coturn"

echo "All apps synced and healthy."