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import { Tooltip } from "antd";
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import { useIntl } from "react-intl";
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import { CSS } from "@cocalc/frontend/app-framework";
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import { HelpIcon, Paragraph } from "@cocalc/frontend/components";
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import {
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  ESTIMATION_HELP_TEXT,
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  MODEL_FREE_TO_USE,
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} from "@cocalc/frontend/misc/llm-cost-estimation";
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import type { CostEstimate } from "./types";
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export function LLMCostEstimationChat({
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  costEstimate,
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  compact,
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  style,
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}: {
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  costEstimate?: CostEstimate;
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  compact: boolean; // only mean is shown
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  style?: CSS;
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}) {
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  const intl = useIntl();
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  if (!costEstimate) {
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    return null;
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  }
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  const { min, max } = costEstimate;
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  const sum = min + max;
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  if (min == null || max == null || isNaN(sum)) return null;
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  const isFree = min === 0 && max === 0;
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  const range = (
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    <>
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      ${min.toFixed(2)} - ${max.toFixed(2)}
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    </>
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  );
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  const cost = isFree ? (
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    <>Free</>
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  ) : compact ? (
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    <Tooltip title={<>Estimated cost of calling the LLM: {range}</>}>
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      ~${(sum / 2).toFixed(2)}
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    </Tooltip>
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  ) : (
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    <>{range}</>
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  );
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  return (
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    <Paragraph
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      type="secondary"
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      style={{
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        whiteSpace: "nowrap",
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        ...style,
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      }}
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    >
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      {cost}{" "}
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      <HelpIcon title={"LLM Cost Estimation"} placement={"topLeft"}>
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        <Paragraph>
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          This chat message mentions a language model or replies in a thread.
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          This means, right after sending the message, the message and the
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          content of the current thread will be sent to the LLM for processing.
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          Then, the LLM will start replying to your message.
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        </Paragraph>
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        <Paragraph>
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          {isFree ? (
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            <>{intl.formatMessage(MODEL_FREE_TO_USE)}</>
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          ) : (
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            <>
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              The estimate for this call is between ${min.toFixed(2)} and $
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              {max.toFixed(2)}.
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            </>
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          )}
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        </Paragraph>
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        {ESTIMATION_HELP_TEXT}
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      </HelpIcon>
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    </Paragraph>
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  );
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}
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