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fb4d8fe | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 | import type { messagingApi } from "@line/bot-sdk";
export type LineReplyMessage = messagingApi.TextMessage;
export type SendLineReplyChunksParams = {
to: string;
chunks: string[];
quickReplies?: string[];
replyToken?: string | null;
replyTokenUsed?: boolean;
accountId?: string;
replyMessageLine: (
replyToken: string,
messages: messagingApi.Message[],
opts?: { accountId?: string },
) => Promise<unknown>;
pushMessageLine: (to: string, text: string, opts?: { accountId?: string }) => Promise<unknown>;
pushTextMessageWithQuickReplies: (
to: string,
text: string,
quickReplies: string[],
opts?: { accountId?: string },
) => Promise<unknown>;
createTextMessageWithQuickReplies: (text: string, quickReplies: string[]) => LineReplyMessage;
onReplyError?: (err: unknown) => void;
};
export async function sendLineReplyChunks(
params: SendLineReplyChunksParams,
): Promise<{ replyTokenUsed: boolean }> {
const hasQuickReplies = Boolean(params.quickReplies?.length);
let replyTokenUsed = Boolean(params.replyTokenUsed);
if (params.chunks.length === 0) {
return { replyTokenUsed };
}
if (params.replyToken && !replyTokenUsed) {
try {
const replyBatch = params.chunks.slice(0, 5);
const remaining = params.chunks.slice(replyBatch.length);
const replyMessages: LineReplyMessage[] = replyBatch.map((chunk) => ({
type: "text",
text: chunk,
}));
if (hasQuickReplies && remaining.length === 0 && replyMessages.length > 0) {
const lastIndex = replyMessages.length - 1;
replyMessages[lastIndex] = params.createTextMessageWithQuickReplies(
replyBatch[lastIndex],
params.quickReplies!,
);
}
await params.replyMessageLine(params.replyToken, replyMessages, {
accountId: params.accountId,
});
replyTokenUsed = true;
for (let i = 0; i < remaining.length; i += 1) {
const isLastChunk = i === remaining.length - 1;
if (isLastChunk && hasQuickReplies) {
await params.pushTextMessageWithQuickReplies(
params.to,
remaining[i],
params.quickReplies!,
{ accountId: params.accountId },
);
} else {
await params.pushMessageLine(params.to, remaining[i], {
accountId: params.accountId,
});
}
}
return { replyTokenUsed };
} catch (err) {
params.onReplyError?.(err);
replyTokenUsed = true;
}
}
for (let i = 0; i < params.chunks.length; i += 1) {
const isLastChunk = i === params.chunks.length - 1;
if (isLastChunk && hasQuickReplies) {
await params.pushTextMessageWithQuickReplies(
params.to,
params.chunks[i],
params.quickReplies!,
{ accountId: params.accountId },
);
} else {
await params.pushMessageLine(params.to, params.chunks[i], {
accountId: params.accountId,
});
}
}
return { replyTokenUsed };
}
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