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const { safeJsonParse } = require("../utils/http");
const prisma = require("../utils/prisma");
/**
* @typedef {Object} EmbedChat
* @property {number} id
* @property {number} embed_id
* @property {string} prompt
* @property {string} response
* @property {string} connection_information
* @property {string} session_id
* @property {boolean} include
*/
const EmbedChats = {
new: async function ({
embedId,
prompt,
response = {},
connection_information = {},
sessionId,
}) {
try {
const chat = await prisma.embed_chats.create({
data: {
prompt,
embed_id: Number(embedId),
response: JSON.stringify(response),
connection_information: JSON.stringify(connection_information),
session_id: String(sessionId),
},
});
return { chat, message: null };
} catch (error) {
console.error(error.message);
return { chat: null, message: error.message };
}
},
/**
* Loops through each chat and filters out the sources from the response object.
* We do this when returning /history of an embed to the frontend to prevent inadvertent leaking
* of private sources the user may not have intended to share with users.
* @param {EmbedChat[]} chats
* @returns {EmbedChat[]} Returns a new array of chats with the sources filtered out of responses
*/
filterSources: function (chats) {
return chats.map((chat) => {
const { response, ...rest } = chat;
const { sources, ...responseRest } = safeJsonParse(response);
return { ...rest, response: JSON.stringify(responseRest) };
});
},
/**
* Fetches chats for a given embed and session id.
* @param {number} embedId the id of the embed to fetch chats for
* @param {string} sessionId the id of the session to fetch chats for
* @param {number|null} limit the maximum number of chats to fetch
* @param {string|null} orderBy the order to fetch chats in
* @param {boolean} filterSources whether to filter out the sources from the response (default: false)
* @returns {Promise<EmbedChat[]>} Returns an array of chats for the given embed and session
*/
forEmbedByUser: async function (
embedId = null,
sessionId = null,
limit = null,
orderBy = null,
filterSources = false
) {
if (!embedId || !sessionId) return [];
try {
const chats = await prisma.embed_chats.findMany({
where: {
embed_id: Number(embedId),
session_id: String(sessionId),
include: true,
},
...(limit !== null ? { take: limit } : {}),
...(orderBy !== null ? { orderBy } : { orderBy: { id: "asc" } }),
});
return filterSources ? this.filterSources(chats) : chats;
} catch (error) {
console.error(error.message);
return [];
}
},
markHistoryInvalid: async function (embedId = null, sessionId = null) {
if (!embedId || !sessionId) return [];
try {
await prisma.embed_chats.updateMany({
where: {
embed_id: Number(embedId),
session_id: String(sessionId),
},
data: {
include: false,
},
});
return;
} catch (error) {
console.error(error.message);
}
},
get: async function (clause = {}, limit = null, orderBy = null) {
try {
const chat = await prisma.embed_chats.findFirst({
where: clause,
...(limit !== null ? { take: limit } : {}),
...(orderBy !== null ? { orderBy } : {}),
});
return chat || null;
} catch (error) {
console.error(error.message);
return null;
}
},
delete: async function (clause = {}) {
try {
await prisma.embed_chats.deleteMany({
where: clause,
});
return true;
} catch (error) {
console.error(error.message);
return false;
}
},
where: async function (
clause = {},
limit = null,
orderBy = null,
offset = null
) {
try {
const chats = await prisma.embed_chats.findMany({
where: clause,
...(limit !== null ? { take: limit } : {}),
...(offset !== null ? { skip: offset } : {}),
...(orderBy !== null ? { orderBy } : {}),
});
return chats;
} catch (error) {
console.error(error.message);
return [];
}
},
whereWithEmbedAndWorkspace: async function (
clause = {},
limit = null,
orderBy = null,
offset = null
) {
try {
const chats = await prisma.embed_chats.findMany({
where: clause,
include: {
embed_config: {
select: {
workspace: {
select: {
name: true,
},
},
},
},
},
...(limit !== null ? { take: limit } : {}),
...(offset !== null ? { skip: offset } : {}),
...(orderBy !== null ? { orderBy } : {}),
});
return chats;
} catch (error) {
console.error(error.message);
return [];
}
},
count: async function (clause = {}) {
try {
const count = await prisma.embed_chats.count({
where: clause,
});
return count;
} catch (error) {
console.error(error.message);
return 0;
}
},
};
module.exports = { EmbedChats };
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