#!/bin/bash
set -euo pipefail

# runmefirst.sh — Full CI/CD pipeline infrastructure install
# Installs: Gitea config → Woodpecker CI → ArgoCD → Kargo
# Tears down ARC first (if present)
# Persists state on NFS volumes at nfs://192.168.42.8:/volume1/Kubernetes/pipelines

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

# -------------------------------------------------------
# 0. Tear down ARC infrastructure (if present)
# -------------------------------------------------------
echo "--- Step 0: Tearing down ARC infrastructure ---"
helm uninstall arc-runner-set --namespace arc-system || true
helm uninstall arc --namespace arc-system || true
kubectl delete clusterrolebinding arc-runner-rbac --ignore-not-found
kubectl delete pv pipeline-arc-pv --ignore-not-found
kubectl delete namespace arc-system --ignore-not-found --wait=false
echo "  ✓ ARC teardown complete"
echo ""

# -------------------------------------------------------
# 1. Create namespaces
# -------------------------------------------------------
echo "--- Step 1: Creating namespaces ---"
for ns in woodpecker argocd kargo stonks-beta stonks-paper; do
  kubectl create namespace "$ns" --dry-run=client -o yaml | kubectl apply -f -
  echo "  ✓ namespace/$ns"
done
echo ""

# -------------------------------------------------------
# 2. Apply NFS PersistentVolumes
# -------------------------------------------------------
echo "--- Step 2: Applying NFS PersistentVolumes ---"
kubectl apply -f pvs/argocd-pv.yaml
kubectl apply -f pvs/kargo-pv.yaml
kubectl apply -f pvs/woodpecker-pv.yaml
echo "  ✓ PVs applied"
echo ""

# -------------------------------------------------------
# 3. Configure Gitea (admin user, OAuth2 app, repo)
# -------------------------------------------------------
echo "--- Step 3: Configuring Gitea ---"
bash gitea/setup.sh
# Source the OAuth2 credentials for Woodpecker install
source gitea/gitea-oauth2.env
echo "  ✓ Gitea configured (OAuth2 client_id: ${GITEA_CLIENT_ID})"

# Ensure Gitea allows webhook delivery to local/cluster addresses
GITEA_POD=$(kubectl get pods -n git-server -l app=gitea -o jsonpath='{.items[0].metadata.name}')
if ! kubectl exec -n git-server "$GITEA_POD" -- grep -q '\[webhook\]' /data/gitea/conf/app.ini 2>/dev/null; then
  kubectl exec -n git-server "$GITEA_POD" -- sh -c 'printf "\n[webhook]\nALLOWED_HOST_LIST = *\nSKIP_TLS_VERIFY = true\n" >> /data/gitea/conf/app.ini'
  kubectl rollout restart deployment/gitea -n git-server
  kubectl rollout status deployment/gitea -n git-server --timeout=60s
  echo "  ✓ Gitea webhook config added (ALLOWED_HOST_LIST=*)"
else
  echo "  ✓ Gitea webhook config already present"
fi
echo ""

# -------------------------------------------------------
# 4. Install Woodpecker CI via Helm
# -------------------------------------------------------
echo "--- Step 4: Installing Woodpecker CI ---"
helm upgrade --install woodpecker oci://ghcr.io/woodpecker-ci/helm/woodpecker \
  --namespace woodpecker \
  --values woodpecker/values.yaml \
  --set server.env.WOODPECKER_GITEA_CLIENT="${GITEA_CLIENT_ID}" \
  --set server.env.WOODPECKER_GITEA_SECRET="${GITEA_CLIENT_SECRET}" \
  --wait --timeout 5m
echo "  ✓ Woodpecker CI installed"
echo ""

# -------------------------------------------------------
# 5. Apply Woodpecker agent RBAC
# -------------------------------------------------------
echo "--- Step 5: Applying Woodpecker agent RBAC ---"
kubectl apply -f woodpecker/agent-rbac.yaml
echo "  ✓ Agent RBAC applied"
echo ""

# -------------------------------------------------------
# 6. Install ArgoCD via Helm
# -------------------------------------------------------
echo "--- Step 6: Installing ArgoCD ---"
helm repo add argo https://argoproj.github.io/argo-helm || true
helm repo update
helm upgrade --install argocd argo/argo-cd \
  --namespace argocd \
  --values argocd/values.yaml \
  --wait --timeout 5m
echo "  ✓ ArgoCD installed"

# Apply repo secret and Applications
kubectl apply -f argocd/repo-secret.yaml
kubectl apply -f argocd/apps/stonks-beta.yaml
kubectl apply -f argocd/apps/stonks-paper.yaml
kubectl apply -f argocd/apps/stonks-live.yaml
echo "  ✓ ArgoCD repo secret and Applications applied"
echo ""

# -------------------------------------------------------
# 7. Install Kargo via Helm
# -------------------------------------------------------
echo "--- Step 7: Installing Kargo ---"
helm upgrade --install kargo oci://ghcr.io/akuity/kargo-charts/kargo \
  --namespace kargo \
  --values kargo/values.yaml \
  --wait --timeout 5m
echo "  ✓ Kargo installed"

# Apply Kargo resources
kubectl apply -f kargo/project.yaml
kubectl apply -f kargo/project-config.yaml
kubectl apply -f kargo/warehouse.yaml
kubectl apply -f kargo/market-hours-check.yaml
kubectl apply -f kargo/stages/beta.yaml
kubectl apply -f kargo/stages/paper.yaml
kubectl apply -f kargo/stages/live.yaml
echo "  ✓ Kargo project, warehouse, and stages applied"
echo ""

echo "=== Pipeline Infrastructure Install Complete ==="
echo ""
echo "Endpoints:"
echo "  Woodpecker CI: https://stonks-ci.celestium.life"
echo "  ArgoCD:        https://stonks-argocd.celestium.life"
echo "  Kargo:         https://stonks-kargo.celestium.life"