#!/usr/bin/env bash

#

# Regenerates the pnpm patch for @y/y (yjs) from a local build.

#

# Usage:

# ./scripts/patch-yjs.sh [path-to-yjs]

#

# Defaults to ../yjs relative to this repo root.

set -euo pipefail

# Version that is actually installed in this repo (pnpm patches the installed

# version). The local ../yjs checkout may be a newer rc; we still pin to this.

YJS_PKG="@y/y"

YJS_VERSION="14.0.0-rc.17"

# pnpm keeps the scope path for the temp patch dir (e.g. .pnpm_patches/@y/y@VER)

# but escapes "/" to "__" for the committed patch file name.

YJS_PATCH_DIR_NAME="$YJS_PKG@$YJS_VERSION"

YJS_PATCH_FILE_NAME="@y__y@$YJS_VERSION.patch"

SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"

BLOCKNOTE_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"

LOCAL_YJS="${1:-$(cd "$BLOCKNOTE_ROOT/../yjs" && pwd)}"

if [[ ! -d "$LOCAL_YJS/src" ]]; then

echo "ERROR: Cannot find yjs at $LOCAL_YJS"

echo "Pass the path as an argument: $0 /path/to/yjs"

exit 1

fi

echo "==> Using local yjs at: $LOCAL_YJS"

echo "==> BlockNote root: $BLOCKNOTE_ROOT"

# 0. Build yjs so dist/ is up to date

echo "==> Building yjs (npm run dist) ..."

(cd "$LOCAL_YJS" && npm run dist)

# Best-effort cleanup of any leftover patch dir (case-insensitive FS resolves this fine).

STALE_PATCH_DIR="$BLOCKNOTE_ROOT/node_modules/.pnpm_patches/$YJS_PATCH_DIR_NAME"

# 1. Clean up any leftover patch dir, then start fresh

if [[ -d "$STALE_PATCH_DIR" ]]; then

echo "==> Cleaning up old patch dir ..."

rm -rf "$STALE_PATCH_DIR"

fi

echo "==> Running pnpm patch $YJS_PKG@$YJS_VERSION ..."

cd "$BLOCKNOTE_ROOT"

# Capture pnpm's reported patch dir so we use the canonical on-disk path casing.

# Constructing PATCH_DIR manually breaks on macOS when the repo is entered via a

# differently-cased path (e.g. blockNote vs BlockNote): pnpm patch-commit matches

# the path against state.json case-sensitively and fails with ERR_PNPM_INVALID_PATCH_DIR.

PATCH_OUTPUT="$(pnpm patch "$YJS_PKG@$YJS_VERSION")"

echo "$PATCH_OUTPUT"

PATCH_DIR="$(printf '%s\n' "$PATCH_OUTPUT" | grep -Eo "/.*/\.pnpm_patches/$YJS_PATCH_DIR_NAME" | head -n1)"

if [[ -z "$PATCH_DIR" || ! -d "$PATCH_DIR" ]]; then

echo "ERROR: Could not determine patch dir from 'pnpm patch' output"

exit 1

fi

echo "==> Patch temp dir: $PATCH_DIR"

# 2. Replace src/ with local build

echo "==> Replacing src/ ..."

rm -rf "$PATCH_DIR/src"

cp -R "$LOCAL_YJS/src" "$PATCH_DIR/src"

# 3. Replace dist/ with local build (.d.ts files)

echo "==> Replacing dist/ ..."

rm -rf "$PATCH_DIR/dist"

cp -R "$LOCAL_YJS/dist" "$PATCH_DIR/dist"

# 4. Replace tests/ (testHelper is part of the published exports)

if [[ -d "$LOCAL_YJS/tests" ]]; then

echo "==> Replacing tests/ ..."

rm -rf "$PATCH_DIR/tests"

cp -R "$LOCAL_YJS/tests" "$PATCH_DIR/tests"

fi

# 5. Copy top-level type decls referenced by the package (e.g. global.d.ts)

if [[ -f "$LOCAL_YJS/global.d.ts" ]]; then

echo "==> Copying global.d.ts ..."

cp "$LOCAL_YJS/global.d.ts" "$PATCH_DIR/global.d.ts"

fi

# 6. Update package.json in the patch dir

echo "==> Updating package.json ..."

node -e "

const fs = require('fs');

const orig = JSON.parse(fs.readFileSync('$PATCH_DIR/package.json', 'utf8'));

const local = JSON.parse(fs.readFileSync('$LOCAL_YJS/package.json', 'utf8'));

// Keep the original (installed) version so pnpm doesn't try to fetch a

// different version from the registry.

orig.version = '$YJS_VERSION';

// Update exports (this package is exports-based, no main/module)

if (local.exports) orig.exports = local.exports;

// Update files list

if (local.files) orig.files = local.files;

// Update type/sideEffects if present

if (local.type) orig.type = local.type;

if ('sideEffects' in local) orig.sideEffects = local.sideEffects;

// Update bin if present

if (local.bin) orig.bin = local.bin;

fs.writeFileSync('$PATCH_DIR/package.json', JSON.stringify(orig, null, 2) + '\n');

console.log(' package.json updated');

"

# 7. Commit the patch

echo ""

echo "==> Running pnpm patch-commit ..."

pnpm patch-commit "$PATCH_DIR"

echo ""

echo "==> Done! Patch regenerated at patches/$YJS_PATCH_FILE_NAME"