Files
windmill/frontend/src/lib/components/copilot/ScriptGen.svelte
Ruben Fiszel efc9acd488 fix compile
2026-02-05 14:24:29 +00:00

543 lines
15 KiB
Svelte

<script lang="ts">
import { base } from '$lib/base'
import { Button } from '../common'
import { MAX_SCHEMA_LENGTH, SUPPORTED_LANGUAGES, addThousandsSeparator, copilot } from './lib'
import type { SupportedLanguage } from '$lib/common'
import { sendUserToast } from '$lib/toast'
import type Editor from '../Editor.svelte'
import Popover from '$lib/components/meltComponents/Popover.svelte'
import TooltipV2 from '$lib/components/meltComponents/Tooltip.svelte'
import { dbSchemas, type DBSchema, workspaceStore } from '$lib/stores'
import type DiffEditor from '../DiffEditor.svelte'
import { scriptLangToEditorLang } from '$lib/scripts'
import type SimpleEditor from '../SimpleEditor.svelte'
import Tooltip from '../Tooltip.svelte'
import ToggleButtonGroup from '../common/toggleButton-v2/ToggleButtonGroup.svelte'
import ToggleButton from '../common/toggleButton-v2/ToggleButton.svelte'
import { writable } from 'svelte/store'
import HighlightCode from '../HighlightCode.svelte'
import LoadingIcon from '../apps/svelte-select/lib/LoadingIcon.svelte'
import { readFieldsRecursively, sleep } from '$lib/utils'
import { autoPlacement } from '@floating-ui/core'
import { AlertTriangle, Ban, Check, ExternalLink, HistoryIcon, Wand2, X } from 'lucide-svelte'
import { fade } from 'svelte/transition'
import { isInitialCode } from '$lib/script_helpers'
import { twMerge } from 'tailwind-merge'
import { onDestroy, type ComponentProps } from 'svelte'
import ProviderModelSelector from './chat/ProviderModelSelector.svelte'
import { copilotInfo } from '$lib/aiStore'
interface Props {
// props
btnProps?: ComponentProps<typeof Button>
lang: SupportedLanguage | 'bunnative' | 'frontend' | undefined
editor: Editor | SimpleEditor | undefined
diffEditor: DiffEditor | undefined
inlineScript?: boolean
args: Record<string, any>
transformer?: boolean
}
let {
btnProps,
lang = $bindable(),
editor,
diffEditor,
inlineScript = false,
args,
transformer = false
}: Props = $props()
$effect.pre(() => {
if (lang == 'bunnative') {
lang = 'bun'
}
})
// state
let funcDesc = $state('')
let trimmedDesc = $state('')
let genLoading: boolean = $state(false)
let input: HTMLTextAreaElement | undefined = $state()
let generatedCode = writable<string>('')
let dbSchema: DBSchema | undefined = $state(undefined)
let abortController: AbortController | undefined = $state(undefined)
let blockPopupOpen = $state(false)
let mode: 'gen' | 'edit' = $state('gen')
let button: HTMLButtonElement | undefined = $state()
$effect.pre(() => {
trimmedDesc = funcDesc.trim()
})
async function callCopilot() {
if (mode === 'edit') {
await copilot(
{
// @ts-ignore
language: transformer && lang === 'frontend' ? 'transformer' : lang!,
description: trimmedDesc,
code: editor?.getCode() || '',
dbSchema: dbSchema,
type: 'edit',
workspace: $workspaceStore!
},
generatedCode,
abortController!
)
} else {
await copilot(
{
// @ts-ignore
language: transformer && lang === 'frontend' ? 'transformer' : lang!,
description: trimmedDesc,
dbSchema: dbSchema,
type: 'gen',
workspace: $workspaceStore!
},
generatedCode,
abortController!
)
}
}
function handleAiButtonClick() {
if (editor && isInitialCode(editor.getCode())) {
mode = 'gen'
} else {
mode = 'edit'
}
setTimeout(() => {
autoResize()
}, 0)
}
async function onGenerate(closePopup: () => void) {
if (trimmedDesc.length <= 0) {
return
}
savePrompt()
try {
genLoading = true
blockPopupOpen = true
abortController = new AbortController()
await callCopilot()
setupDiff()
diffEditor?.setModified($generatedCode)
blockPopupOpen = false
await sleep(500)
closePopup()
await sleep(300)
showDiff()
funcDesc = ''
} catch (err) {
if (!abortController?.signal.aborted) {
if (err?.message) {
sendUserToast('Failed to generate code: ' + err.message, true)
} else {
sendUserToast('Failed to generate code', true)
console.error(err)
}
}
} finally {
genLoading = false
blockPopupOpen = false
setTimeout(() => {
autoResize()
}, 0)
}
}
function acceptDiff() {
editor?.setCode(diffEditor?.getModified() || '')
editor?.format()
clear()
}
function rejectDiff() {
clear()
}
function setupDiff() {
diffEditor?.setupModel(lang === 'frontend' ? 'javascript' : scriptLangToEditorLang(lang))
diffEditor?.setOriginal(editor?.getCode() || '')
}
function showDiff() {
diffEditor?.show()
editor?.hide()
}
function hideDiff() {
editor?.show()
diffEditor?.hide()
}
$effect(() => {
input && setTimeout(() => input?.focus(), 100)
})
function clear() {
$generatedCode = ''
}
$effect(() => {
lang && clear()
})
$effect(() => {
!$generatedCode && hideDiff()
})
function updateSchema(lang, args, dbSchemas) {
const schemaRes = lang === 'graphql' ? args.api : args.database
if (typeof schemaRes === 'string') {
const schemaPath = schemaRes.replace('$res:', '')
if (schemaPath in dbSchemas && dbSchemas[schemaPath].lang === lang) {
dbSchema = dbSchemas[schemaPath]
} else {
dbSchema = undefined
}
} else {
dbSchema = undefined
}
}
$effect(() => {
readFieldsRecursively(args)
updateSchema(lang, args, $dbSchemas)
})
$effect(() => {
readFieldsRecursively(args)
updateSchema(lang, args, $dbSchemas)
})
let codeDiv: HTMLDivElement | undefined = $state()
let lastScrollHeight = 0
function updateScroll() {
if (codeDiv && lastScrollHeight !== codeDiv.scrollHeight) {
codeDiv.scrollTop = codeDiv.scrollHeight
lastScrollHeight = codeDiv.scrollHeight
}
}
let promptHistory: string[] = $state([])
function getPromptStorageKey() {
return 'prompts-' + lang
}
function safeLocalStorageOperation<T>(operation: () => T, defaultValue?: T): T | undefined {
try {
return operation()
} catch (e) {
console.error('error interacting with local storage', e)
return defaultValue
}
}
function getPromptHistory() {
const storageKey = getPromptStorageKey()
promptHistory =
safeLocalStorageOperation(() => JSON.parse(localStorage.getItem(storageKey) || '[]'), []) ||
[]
}
function savePrompt() {
if (promptHistory.includes(trimmedDesc)) {
return
}
promptHistory.unshift(trimmedDesc)
while (promptHistory.length > 5) {
promptHistory.pop()
}
const storageKey = getPromptStorageKey()
safeLocalStorageOperation(() => localStorage.setItem(storageKey, JSON.stringify(promptHistory)))
}
function clearPromptHistory() {
promptHistory = []
const storageKey = getPromptStorageKey()
safeLocalStorageOperation(() => localStorage.setItem(storageKey, JSON.stringify(promptHistory)))
}
$effect(() => {
lang && getPromptHistory()
})
$effect(() => {
$generatedCode && updateScroll()
})
let innerWidth = $state(0)
function autoResize() {
if (input) {
const maxLinesHeight = innerWidth > 2500 ? 146 : 130 // Adjust this value based on your font size and line-height to fit 5 lines
input.style.height = 'auto' // Reset height to recalibrate
const newHeight = Math.min(input.scrollHeight + 2, maxLinesHeight) // Calculate new height, but not exceed max
input.style.height = newHeight + 'px' // Set new height
if (input.scrollHeight + 2 > maxLinesHeight) {
input.scrollTop = input.scrollHeight
input.style.overflowY = 'scroll'
} else {
input.style.overflowY = 'hidden'
}
}
}
function handlePublicOnlySelected({ detail }: { detail: string }) {
if (!dbSchema) return
;(dbSchema as any).publicOnly = detail === 'true'
}
onDestroy(() => {
abortController?.abort()
})
</script>
<svelte:window onresize={autoResize} bind:innerWidth />
{#if genLoading}
<div transition:fade class="fixed z-[4999] inset-0 bg-gray-500/75"></div>
{/if}
{#if $generatedCode.length > 0 && !genLoading}
{#if inlineScript}
<div class="flex gap-1">
<Button
title="Discard generated code"
btnClasses="!font-medium px-2 w-7"
unifiedSize="md"
destructive
on:click={rejectDiff}
variant="accent"
startIcon={{ icon: X }}
iconOnly
{...btnProps}
/>
<Button
title="Accept generated code"
btnClasses="!font-medium px-2 w-7"
unifiedSize="md"
variant="accent"
on:click={acceptDiff}
iconOnly
startIcon={{ icon: Check }}
{...btnProps}
/>
</div>
{:else}
<div class="flex gap-1 px-2">
<Button
title="Discard generated code"
btnClasses="!font-medium px-2"
unifiedSize="md"
destructive
on:click={rejectDiff}
variant="accent"
startIcon={{ icon: X }}
{...btnProps}
>
Discard
</Button><Button
title="Accept generated code"
btnClasses="!font-medium px-2"
unifiedSize="md"
variant="accent"
on:click={acceptDiff}
startIcon={{ icon: Check }}
{...btnProps}
>
Accept
</Button>
</div>
{/if}
{/if}
{#if ($generatedCode.length === 0 || genLoading) && SUPPORTED_LANGUAGES.has(lang ?? '')}
<Popover
floatingConfig={{
middleware: [
autoPlacement({
allowedPlacements: ['bottom-start', 'bottom-end', 'top-start', 'top-end', 'top', 'bottom']
})
]
}}
disabled={blockPopupOpen}
>
{#snippet trigger()}
{#if inlineScript}
<Button
size="xs"
color={genLoading ? 'red' : 'light'}
btnClasses={twMerge(genLoading ? '!px-3 z-[5000]' : '!px-2')}
propagateEvent={!genLoading}
on:click={genLoading ? () => abortController?.abort() : handleAiButtonClick}
bind:element={button}
iconOnly
title="Generate code from prompt"
startIcon={genLoading ? { icon: Ban } : { icon: Wand2, classes: 'text-ai' }}
{...btnProps}
/>
{:else}
<Button
title="Generate code from prompt"
btnClasses={twMerge('!font-medium', genLoading ? 'z-[5000]' : 'text-ai')}
size="xs"
color={genLoading ? 'red' : 'light'}
spacingSize="md"
startIcon={genLoading ? { icon: Ban } : { icon: Wand2 }}
propagateEvent={!genLoading}
on:click={genLoading ? () => abortController?.abort() : handleAiButtonClick}
bind:element={button}
{...btnProps}
>
{#if genLoading}
Stop
{:else}
AI Gen
{/if}
</Button>
{/if}
{/snippet}
{#snippet content({ close })}
<div class="p-4">
{#if genLoading}
<div class="w-[42rem] min-h-[3rem] max-h-[34rem] overflow-y-scroll" bind:this={codeDiv}>
{#if $generatedCode.length > 0}
<div class="overflow-x-scroll">
<HighlightCode language={lang} code={$generatedCode} /></div
>
{:else}
<LoadingIcon />
{/if}
</div>
{:else if $copilotInfo.enabled}
<div class="flex flex-col gap-4">
<div class="flex flex-row justify-between items-center w-96 gap-2">
<ToggleButtonGroup class="w-auto shrink-0 h-auto" bind:selected={mode}>
{#snippet children({ item })}
<ToggleButton value={'gen'} label="Generate from scratch" class="px-2" {item} />
<ToggleButton value={'edit'} label="Edit existing code" class="px-2" {item} />
{/snippet}
</ToggleButtonGroup>
<ProviderModelSelector />
</div>
<div class="flex w-96 items-start">
<textarea
bind:this={input}
bind:value={funcDesc}
oninput={autoResize}
onkeydown={({ key, shiftKey }) => {
if (key === 'Enter' && !shiftKey && trimmedDesc.length > 0) {
onGenerate(() => close())
return false
}
}}
placeholder={mode === 'edit'
? 'Describe the changes you want'
: 'Describe what the script should do'}
rows="1"
class="resize-none overflow-hidden"
></textarea>
<Button
size="xs"
color="light"
buttonType="button"
btnClasses="!h-[34px] qhd:!h-[38px] !ml-2 text-ai bg-violet-100 dark:bg-gray-700"
title="Generate code from prompt"
aria-label="Generate"
on:click={() => {
onGenerate(() => close())
}}
disabled={trimmedDesc.length <= 0}
iconOnly
startIcon={{ icon: Wand2 }}
/>
</div>
{#if promptHistory.length > 0}
<div class="w-96 flex flex-col gap-1">
{#each promptHistory as p}
<Button
size="xs2"
color="light"
btnClasses="justify-start overflow-x-scroll no-scrollbar"
startIcon={{ icon: HistoryIcon, classes: 'shrink-0' }}
on:click={() => {
funcDesc = p
setTimeout(() => {
autoResize()
}, 0)
}}>{p}</Button
>
{/each}
<button
class="underline text-xs text-start px-2 text-secondary font-normal"
onclick={clearPromptHistory}>clear history</button
>
</div>
{/if}
{#if ['postgresql', 'mysql', 'snowflake', 'bigquery', 'mssql', 'graphql, oracledb'].includes(lang ?? '') && dbSchema?.lang === lang}
<div class="flex flex-row items-center justify-between gap-2 w-96">
<div class="flex flex-row items-center gap-1">
<p class="text-xs text-secondary">
Context: {lang === 'graphql' ? 'GraphQL' : 'DB'} schema
</p>
<Tooltip placement="top">
We pass the selected schema to GPT-4 Turbo for better script generation.
</Tooltip>
{#if dbSchema && dbSchema.stringified.length > MAX_SCHEMA_LENGTH}
<TooltipV2 notClickable placement="top">
<AlertTriangle size={16} class="text-yellow-500" />
{#snippet text()}
The schema is about {addThousandsSeparator(
(dbSchema?.stringified.length ?? 0) / 3.5
)}
tokens. To avoid exceeding the model's context length, it will be truncated to
{addThousandsSeparator(MAX_SCHEMA_LENGTH / 3.5)}
tokens.
{/snippet}
</TooltipV2>
{/if}
</div>
{#if dbSchema && dbSchema.lang !== 'graphql' && (dbSchema.schema?.public || dbSchema.schema?.PUBLIC || dbSchema.schema?.dbo)}
<ToggleButtonGroup
class="w-auto shrink-0"
selected={dbSchema?.publicOnly ? 'true' : 'false'}
on:selected={handlePublicOnlySelected}
>
{#snippet children({ item })}
<ToggleButton
value={'true'}
label={(dbSchema?.lang !== 'graphql' && dbSchema?.schema?.dbo
? 'Dbo'
: 'Public') + ' schema'}
small
{item}
/>
<ToggleButton value={'false'} label="All schemas" small {item} />
{/snippet}
</ToggleButtonGroup>
{/if}
</div>
{/if}
</div>
{:else}
<p class="text-sm">
Enable Windmill AI in the <a
href="{base}/workspace_settings?tab=ai"
target="_blank"
class="inline-flex flex-row items-center gap-1"
>
workspace settings <ExternalLink size={16} />
</a>
</p>
{/if}
</div>
{/snippet}
</Popover>
{/if}