#!/bin/bash
# Product Management Module Build Script
set -e

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

# Find Sage root directory
SAGE_ROOT=""
for candidate in "$SCRIPT_DIR/../.." "$HOME/repos/sage" "$HOME/sage"; do
    if [ -d "$candidate/wwwroot" ] && [ -d "$candidate/py3" ]; then
        SAGE_ROOT="$(cd "$candidate" && pwd)"
        break
    fi
done

if [ -z "$SAGE_ROOT" ]; then
    echo "ERROR: Cannot find Sage root directory"
    exit 1
fi

SAGE_PYTHON="$SAGE_ROOT/py3/bin/python"
SAGE_WWWROOT="$SAGE_ROOT/wwwroot"
MODULE_DIR="$SCRIPT_DIR"

echo "=== Building $MODULE_NAME ==="
echo "Sage root: $SAGE_ROOT"
echo "Module dir: $MODULE_DIR"

# Step 1: Install the module
echo "--- Installing module ---"
cd "$MODULE_DIR"
$SAGE_PYTHON -m pip install -e . --quiet

# Step 2: Generate DDL from models
if [ -d "$MODULE_DIR/models" ]; then
    echo "--- Generating DDL ---"
    cd "$MODULE_DIR/models"

    # Check for xlsx files
    xlsx_files=$(find . -name "*.xlsx" 2>/dev/null)
    if [ -n "$xlsx_files" ]; then
        echo "Found xlsx files, running xls2ddl..."
        $SAGE_ROOT/py3/bin/xls2ddl mysql . > "$MODULE_DIR/mysql.ddl.sql" 2>/dev/null || true
    fi

    # Check for json files
    json_files=$(find . -name "*.json" -not -path "./.git/*" 2>/dev/null)
    if [ -n "$json_files" ]; then
        echo "Found json model files, running json2ddl..."
        $SAGE_ROOT/py3/bin/json2ddl mysql . > "$MODULE_DIR/mysql.ddl.sql" 2>/dev/null || true
    fi

    if [ -f "$MODULE_DIR/mysql.ddl.sql" ]; then
        echo "DDL generated at $MODULE_DIR/mysql.ddl.sql"
        echo "Execute this SQL to create/update tables:"
        echo "  $SAGE_ROOT/py3/bin/mysql -u <user> -p <database> < $MODULE_DIR/mysql.ddl.sql"
    fi
fi

# Step 3: Generate UI from CRUD JSON
if [ -d "$MODULE_DIR/json" ] && [ -d "$MODULE_DIR/models" ]; then
    echo "--- Generating CRUD UI ---"
    cd "$MODULE_DIR/json"
    json_files=$(find . -name "*.json" -not -path "./.git/*" 2>/dev/null)
    if [ -n "$json_files" ]; then
        $SAGE_ROOT/py3/bin/xls2ui -m ../models -o ../wwwroot "$MODULE_NAME" *.json 2>/dev/null || true
        echo "CRUD UI files generated in wwwroot/"
    fi
fi

# Step 4: Create wwwroot symlinks
echo "--- Creating wwwroot symlinks ---"
MODULE_WWWROOT="$SAGE_WWWROOT/$MODULE_NAME"
mkdir -p "$MODULE_WWWROOT"
mkdir -p "$MODULE_WWWROOT/api"

# Link .ui files
for f in "$MODULE_DIR/wwwroot"/*.ui; do
    [ -f "$f" ] || continue
    fname=$(basename "$f")
    ln -sf "$f" "$MODULE_WWWROOT/$fname"
    echo "  Linked: $fname"
done

# Link .dspy API files
for f in "$MODULE_DIR/wwwroot/api"/*.dspy; do
    [ -f "$f" ] || continue
    fname=$(basename "$f")
    ln -sf "$f" "$MODULE_WWWROOT/api/$fname"
    echo "  Linked API: api/$fname"
done

# Link .js files at root level (not in scripts/)
for f in "$MODULE_DIR/wwwroot"/*.js; do
    [ -f "$f" ] || continue
    fname=$(basename "$f")
    ln -sf "$f" "$MODULE_WWWROOT/$fname"
    echo "  Linked JS: $fname"
done

# Link .css files at root level (not in styles/)
for f in "$MODULE_DIR/wwwroot"/*.css; do
    [ -f "$f" ] || continue
    fname=$(basename "$f")
    ln -sf "$f" "$MODULE_WWWROOT/$fname"
    echo "  Linked CSS: $fname"
done

echo ""
echo "=== Build complete ==="
echo ""
echo "Next steps:"
echo "1. Execute DDL: $MODULE_DIR/mysql.ddl.sql"
echo "2. Add to app/sage.py: from product_management.init import load_product_management"
echo "3. Add to app/sage.py init(): load_product_management()"
echo "4. Add to load_path.py: /product_management logined"
echo "5. Restart Sage: ./stop.sh && ./start.sh"