jan/web/hooks/useActiveModel.ts

97 lines
2.7 KiB
TypeScript

/* eslint-disable @typescript-eslint/no-explicit-any */
import { PluginType } from '@janhq/core'
import { InferencePlugin } from '@janhq/core/lib/plugins'
import { Model } from '@janhq/core/lib/types'
import { atom, useAtom } from 'jotai'
import { toaster } from '@/containers/Toast'
import { useGetDownloadedModels } from './useGetDownloadedModels'
import { pluginManager } from '@/plugin'
const activeAssistantModelAtom = atom<Model | undefined>(undefined)
const stateModelAtom = atom({ state: 'start', loading: false, model: '' })
export function useActiveModel() {
const [activeModel, setActiveModel] = useAtom(activeAssistantModelAtom)
const [stateModel, setStateModel] = useAtom(stateModelAtom)
const { downloadedModels } = useGetDownloadedModels()
const startModel = async (modelId: string) => {
if (activeModel && activeModel._id === modelId) {
console.debug(`Model ${modelId} is already init. Ignore..`)
return
}
setStateModel({ state: 'start', loading: true, model: modelId })
const model = await downloadedModels.find((e) => e._id === modelId)
if (!modelId) {
alert(`Model ${modelId} not found! Please re-download the model first.`)
setStateModel(() => ({
state: 'start',
loading: false,
model: '',
}))
return
}
const currentTime = Date.now()
console.debug('Init model: ', modelId)
const res = await initModel(`models/${modelId}`)
if (res?.error) {
const errorMessage = `${res.error}`
alert(errorMessage)
setStateModel(() => ({
state: 'start',
loading: false,
model: modelId,
}))
setActiveModel(undefined)
} else {
console.debug(
`Init model ${modelId} successfully!, take ${
Date.now() - currentTime
}ms`
)
setActiveModel(model)
toaster({
title: 'Success start a Model',
description: `Model ${modelId} has been started.`,
})
setStateModel(() => ({
state: 'stop',
loading: false,
model: modelId,
}))
}
}
const stopModel = async (modelId: string) => {
setStateModel({ state: 'stop', loading: true, model: modelId })
setTimeout(async () => {
pluginManager.get<InferencePlugin>(PluginType.Inference)?.stopModel()
setActiveModel(undefined)
setStateModel({ state: 'start', loading: false, model: '' })
toaster({
title: 'Success stop a Model',
description: `Model ${modelId} has been stopped.`,
})
}, 500)
}
return { activeModel, startModel, stopModel, stateModel }
}
const initModel = async (modelId: string): Promise<any> => {
return pluginManager
.get<InferencePlugin>(PluginType.Inference)
?.initModel(modelId)
}