from PDAPI import *
import TempLateAPI.GERP.API.FormAPI.FormData as FormData
from Utils.Models import GERPUser


def fuzzy_search_users(keyword, limit=5):
    if not keyword or len(keyword.strip()) < 1:
        return []

    pattern = f"%{keyword.strip()}%"
    users = GERPUser.query.filter(
        db.or_(
            GERPUser.UserName.like(pattern),
            GERPUser.UserEmail.like(pattern)
        )
    ).limit(limit).all()

    results = []
    for user in users:
        matched_by = "name"
        if keyword.strip().lower() in (user.UserEmail or "").lower():
            matched_by = "email"
        results.append({
            "UserUUID": FormData.GetTable("User").KeyToUUIDConversion("UserUUID", user.UserUUID, str),
            "UserName": user.UserName,
            "UserEmail": user.UserEmail or "",
            "UserTele": user.UserTele or "",
            "MatchedBy": matched_by,
        })
    return results


__metadata__ = {
    "route": "{DEFAULT_ROUTE}",
    "methods": ["GET"],
    "blueprint": "GERP",
    "permission": 1.0,
    "attributes": [],
    "limit": "10 per second"
}


def HandleRequest(_CleanedData):
    keyword = flask.request.args.get("keyword", "").strip()
    limit = min(max(int(flask.request.args.get("limit", 5)), 1), 20)

    results = fuzzy_search_users(keyword, limit)

    return {
        "code": 0,
        "data": results,
        "total": len(results)
    }, 200