/**
 * The parent pane, showing list of budgets
 *
 */

import React, { useState, useEffect } from "react";
import BudgetSettings from "./budget_settings";
import BudgetModal from "./budget_modal";
import EditBudgetModal from "./edit_budget_modal";
import {
  Table,
  TableBody,
  TableCell,
  TableFoot,
  TableHead,
  TableHeaderCell,
  TableRow,
  Card,
  Button,
  Icon,
  Text,
  Tab,
  TabGroup,
  TabList,
  TabPanel,
  TabPanels,
  Grid,
} from "@tremor/react";
import {
  InformationCircleIcon,
  PencilAltIcon,
  PencilIcon,
  StatusOnlineIcon,
  TrashIcon,
  RefreshIcon,
  CheckCircleIcon,
  XCircleIcon,
  QuestionMarkCircleIcon,
} from "@heroicons/react/outline";
import { Prism as SyntaxHighlighter } from "react-syntax-highlighter";
import { getBudgetList, budgetDeleteCall } from "../networking";
import { message } from "antd";
interface BudgetSettingsPageProps {
  accessToken: string | null;
}

export interface budgetItem {
  budget_id: string;
  max_budget: string | null;
  rpm_limit: number | null;
  tpm_limit: number | null;
  updated_at: string;
}

const BudgetPanel: React.FC<BudgetSettingsPageProps> = ({ accessToken }) => {
  const [isModalVisible, setIsModalVisible] = useState(false);
  const [isEditModalVisible, setIsEditModalVisible] = useState(false);
  const [selectedBudget, setSelectedBudget] = useState<budgetItem | null>(null);
  const [budgetList, setBudgetList] = useState<budgetItem[]>([]);
  useEffect(() => {
    if (!accessToken) {
      return;
    }
    getBudgetList(accessToken).then((data) => {
      setBudgetList(data);
    });
  }, [accessToken]);

  const handleEditCall = async (budget_id: string, index: number) => {
    console.log("budget_id", budget_id)
    if (accessToken == null) {
      return;
    }
    // Find the budget first
    const budget = budgetList.find(budget => budget.budget_id === budget_id) || null;
    
    // Update state and show modal after state is updated
    setSelectedBudget(budget);
    setIsEditModalVisible(true);
  };
  
  const handleDeleteCall = async (budget_id: string, index: number) => {
    if (accessToken == null) {
      return;
    }

    message.info("Request made");

    await budgetDeleteCall(accessToken, budget_id);

    const newBudgetList = [...budgetList];
    newBudgetList.splice(index, 1);
    setBudgetList(newBudgetList);

    message.success("Budget Deleted.");
  };

  const handleUpdateCall = async () => {
    if (accessToken == null) {
      return;
    }
    getBudgetList(accessToken).then((data) => {
      setBudgetList(data);
    });
  }

  return (
    <div className="w-full mx-auto flex-auto overflow-y-auto m-8 p-2">
      <Button
        size="sm"
        variant="primary"
        className="mb-2"
        onClick={() => setIsModalVisible(true)}
      >
        + Create Budget
      </Button>
      <BudgetModal
        accessToken={accessToken}
        isModalVisible={isModalVisible}
        setIsModalVisible={setIsModalVisible}
        setBudgetList={setBudgetList}
      />
      {
        selectedBudget && <EditBudgetModal
          accessToken={accessToken}
          isModalVisible={isEditModalVisible}
          setIsModalVisible={setIsEditModalVisible}
          setBudgetList={setBudgetList}
          existingBudget={selectedBudget}
          handleUpdateCall={handleUpdateCall}
        />
      }
      <Card>
        <Text>Create a budget to assign to customers.</Text>
        <Table>
          <TableHead>
            <TableRow>
              <TableHeaderCell>Budget ID</TableHeaderCell>
              <TableHeaderCell>Max Budget</TableHeaderCell>
              <TableHeaderCell>TPM</TableHeaderCell>
              <TableHeaderCell>RPM</TableHeaderCell>
            </TableRow>
          </TableHead>

          <TableBody>
            {budgetList
              .slice() // Creates a shallow copy to avoid mutating the original array
              .sort((a, b) => new Date(b.updated_at).getTime() - new Date(a.updated_at).getTime()) // Sort by updated_at in descending order
              .map((value: budgetItem, index: number) => (
                <TableRow key={index}>
                  <TableCell>{value.budget_id}</TableCell>
                  <TableCell>{value.max_budget ? value.max_budget : "n/a"}</TableCell>
                  <TableCell>{value.tpm_limit ? value.tpm_limit : "n/a"}</TableCell>
                  <TableCell>{value.rpm_limit ? value.rpm_limit : "n/a"}</TableCell>
                  <Icon
                    icon={PencilAltIcon}
                    size="sm"
                    onClick={() => handleEditCall(value.budget_id, index)}
                  />
                  <Icon
                    icon={TrashIcon}
                    size="sm"
                    onClick={() => handleDeleteCall(value.budget_id, index)}
                  />
                </TableRow>
              ))}
          </TableBody>
        </Table>
      </Card>
      <div className="mt-5">
        <Text className="text-base">How to use budget id</Text>
        <TabGroup>
          <TabList>
            <Tab>Assign Budget to Customer</Tab>
            <Tab>Test it (Curl)</Tab>

            <Tab>Test it (OpenAI SDK)</Tab>
          </TabList>
          <TabPanels>
            <TabPanel>
              <SyntaxHighlighter language="bash">
                {`
curl -X POST --location '<your_proxy_base_url>/end_user/new' \

-H 'Authorization: Bearer <your-master-key>' \

-H 'Content-Type: application/json' \

-d '{"user_id": "my-customer-id', "budget_id": "<BUDGET_ID>"}' # 👈 KEY CHANGE

            `}
              </SyntaxHighlighter>
            </TabPanel>
            <TabPanel>
              <SyntaxHighlighter language="bash">
                {`
curl -X POST --location '<your_proxy_base_url>/chat/completions' \

-H 'Authorization: Bearer <your-master-key>' \

-H 'Content-Type: application/json' \

-d '{
  "model": "gpt-3.5-turbo', 
  "messages":[{"role": "user", "content": "Hey, how's it going?"}],
  "user": "my-customer-id"
}' # 👈 KEY CHANGE

            `}
              </SyntaxHighlighter>
            </TabPanel>
            <TabPanel>
              <SyntaxHighlighter language="python">
                {`from openai import OpenAI
client = OpenAI(
  base_url="<your_proxy_base_url>",
  api_key="<your_proxy_key>"
)

completion = client.chat.completions.create(
  model="gpt-3.5-turbo",
  messages=[
    {"role": "system", "content": "You are a helpful assistant."},
    {"role": "user", "content": "Hello!"}
  ],
  user="my-customer-id"
)

print(completion.choices[0].message)`}
              </SyntaxHighlighter>
            </TabPanel>
          </TabPanels>
        </TabGroup>
      </div>
    </div>
  );
};

export default BudgetPanel;