#
#  Copyright 2019 The InfiniFlow Authors. All Rights Reserved.
#
#  Licensed under the Apache License, Version 2.0 (the "License");
#  you may not use this file except in compliance with the License.
#  You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
#  limitations under the License.
#
from flask import request
from flask_login import login_required, current_user

from api.db.services import duplicate_name
from api.db.services.llm_service import LLMFactoriesService, TenantLLMService, LLMService
from api.db.services.user_service import TenantService, UserTenantService
from api.utils.api_utils import server_error_response, get_data_error_result, validate_request
from api.utils import get_uuid, get_format_time
from api.db import StatusEnum, UserTenantRole
from api.db.services.kb_service import KnowledgebaseService
from api.db.db_models import Knowledgebase, TenantLLM
from api.settings import stat_logger, RetCode
from api.utils.api_utils import get_json_result


@manager.route('/factories', methods=['GET'])
@login_required
def factories():
    try:
        fac = LLMFactoriesService.get_all()
        return get_json_result(data=[f.to_dict() for f in fac])
    except Exception as e:
        return server_error_response(e)


@manager.route('/set_api_key', methods=['POST'])
@login_required
@validate_request("llm_factory", "api_key")
def set_api_key():
    req = request.json
    llm = {
        "tenant_id": current_user.id,
        "llm_factory": req["llm_factory"],
        "api_key": req["api_key"]
    }
    # TODO: Test api_key
    for n in ["model_type", "llm_name"]:
        if n in req: llm[n] = req[n]

    TenantLLM.insert(**llm).on_conflict("replace").execute()
    return get_json_result(data=True)


@manager.route('/my_llms', methods=['GET'])
@login_required
def my_llms():
    try:
        objs = TenantLLMService.get_my_llms(current_user.id)
        return get_json_result(data=objs)
    except Exception as e:
        return server_error_response(e)


@manager.route('/list', methods=['GET'])
@login_required
def list():
    try:
        objs = TenantLLMService.query(tenant_id=current_user.id)
        objs = [o.to_dict() for o in objs if o.api_key]
        fct = {}
        for o in objs:
            if o["llm_factory"] not in fct: fct[o["llm_factory"]] = []
            if o["llm_name"]: fct[o["llm_factory"]].append(o["llm_name"])

        llms = LLMService.get_all()
        llms = [m.to_dict() for m in llms if m.status == StatusEnum.VALID.value]
        for m in llms:
            m["available"] = False
            if m["fid"] in fct and (not fct[m["fid"]] or m["llm_name"] in fct[m["fid"]]):
                m["available"] = True
        res = {}
        for m in llms:
            if m["fid"] not in res: res[m["fid"]] = []
            res[m["fid"]].append(m)

        return get_json_result(data=res)
    except Exception as e:
        return server_error_response(e)