#!/usr/bin/env bash
# Regenerate the architecture dependency graph (WP-38) as a mermaid diagram embedded in a
# markdown file, so it renders on the git host and can be linked from the docs. Contexts ×
# atomic layers; edges are real imports. Boundaries are enforced separately by `npm run
# dep:check`. Run this after a structural change; commit the result.
set -euo pipefail
cd "$(dirname "$0")/.."

OUT=docs/reference/architecture/dependency-graph.md

{
  echo "# Dependency graph"
  echo
  echo "_Generated by \`npm run dep:graph\` — do not edit by hand._ Nodes are context × atomic"
  echo "layer (\`src/app/<context>/<layer>\`); edges are real imports. The allowed edges are"
  echo "enforced by \`npm run dep:check\` (dependency-cruiser); see [dependencies.md](./dependencies.md)."
  echo
  echo '```mermaid'
  npx depcruise src/app \
    --config .dependency-cruiser.js \
    --include-only "^src/app/" \
    --collapse "^src/app/[^/]+/[^/]+" \
    --output-type mermaid
  echo '```'
} >"$OUT"

echo "wrote $OUT"