#!/usr/bin/env bash
# world_snapshot module build script (four-step install).
# 1) install xls2ddl  2) models json -> mysql.ddl.sql  3) json -> wwwroot CRUD ui
# 4) symlink module wwwroot into the main app wwwroot.
set -e
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
MOD="world_snapshot"

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

echo "[world_snapshot] step 1/4: install xls2ddl"
pip install -q xls2ddl 2>/dev/null || echo "  xls2ddl install skipped (already present)"

echo "[world_snapshot] step 2/4: generate mysql.ddl.sql from models/"
if [ -d "$SCRIPT_DIR/models" ]; then
    json2ddl mysql "$SCRIPT_DIR/models" > "$SCRIPT_DIR/models/mysql.ddl.sql" 2>/dev/null \
        || python3 -m xls2ddl.json2ddl mysql "$SCRIPT_DIR/models" > "$SCRIPT_DIR/models/mysql.ddl.sql"
fi

echo "[world_snapshot] step 3/4: generate CRUD ui from json/"
if [ -d "$SCRIPT_DIR/json" ]; then
    (cd "$SCRIPT_DIR" && PYTHONPATH="$SCRIPT_DIR" python3 -m xls2ddl.xls2crud \
        -m "$SCRIPT_DIR/models" -o "$SCRIPT_DIR/wwwroot" "$MOD" json/*.json) \
        || echo "  xls2crud skipped (generate custom ui manually)"
fi

echo "[world_snapshot] step 4/4: symlink module wwwroot into app wwwroot"
if [ -n "$SAGE_ROOT" ] && [ -d "$SAGE_ROOT/wwwroot" ]; then
    ln -sfn "$SCRIPT_DIR/wwwroot" "$SAGE_ROOT/wwwroot/$MOD"
    if [ -d "$SCRIPT_DIR/wwwroot/world_snapshot" ]; then
        ln -sfn "$SCRIPT_DIR/wwwroot/world_snapshot" "$SAGE_ROOT/wwwroot/$MOD/world_snapshot"
    fi
    echo "  linked $SAGE_ROOT/wwwroot/$MOD"
else
    echo "  sage root not found, skip symlink"
fi

echo "[world_snapshot] build.sh done"