<script lang="ts">
	import {
		type CompletedJob,
		type Job,
		JobService,
		OpenAPI,
		type Preview,
		type WorkflowStatus
	} from '$lib/gen'
	import { workspaceStore } from '$lib/stores'
	import { displayDate } from '$lib/utils'
	import Tabs from '../common/tabs/Tabs.svelte'
	import Tab from '../common/tabs/Tab.svelte'
	import DisplayResult from '../DisplayResult.svelte'
	import Drawer from '../common/drawer/Drawer.svelte'
	import DrawerContent from '../common/drawer/DrawerContent.svelte'
	import HighlightCode from '../HighlightCode.svelte'
	import LogViewer from '../LogViewer.svelte'
	import { Pane, Splitpanes } from 'svelte-splitpanes'
	import SplitPanesWrapper from '../splitPanes/SplitPanesWrapper.svelte'
	import { CheckCircle2, Loader2, XCircle } from 'lucide-svelte'
	import type Editor from '../Editor.svelte'
	import type DiffEditor from '../DiffEditor.svelte'
	import ScriptFix from '../copilot/ScriptFix.svelte'
	import Cell from '../table/Cell.svelte'
	import DataTable from '../table/DataTable.svelte'
	import Head from '../table/Head.svelte'
	import WorkflowTimeline from '../WorkflowTimeline.svelte'
	import Tooltip from '$lib/components/Tooltip.svelte'

	export let lang: Preview['language'] | undefined
	export let previewIsLoading = false
	export let previewJob: Job | undefined
	export let pastPreviews: CompletedJob[] = []
	export let editor: Editor | undefined = undefined
	export let diffEditor: DiffEditor | undefined = undefined
	export let args: Record<string, any> | undefined = undefined
	export let workspace: string | undefined = undefined

	type DrawerContent = {
		mode: 'json' | Preview['language'] | 'plain'
		title: string
		content: any
	}

	let selectedTab = 'logs'
	let drawerOpen: boolean = false
	let drawerContent: DrawerContent | undefined = undefined

	export function setFocusToLogs() {
		selectedTab = 'logs'
	}

	function openDrawer(newContent: DrawerContent) {
		drawerContent = newContent
		drawerOpen = true
	}

	function closeDrawer() {
		drawerOpen = false
	}

	function asWorkflowStatus(x: any): Record<string, WorkflowStatus> {
		return x as Record<string, WorkflowStatus>
	}
</script>

<Drawer bind:open={drawerOpen} size="800px">
	<DrawerContent title={drawerContent?.title} on:close={() => closeDrawer()}>
		{#if drawerContent?.mode === 'json'}
			<DisplayResult
				workspaceId={previewJob?.workspace_id}
				jobId={previewJob?.id}
				result={drawerContent.content}
			/>
		{:else if drawerContent?.mode === 'plain'}
			<pre
				class="overflow-x-auto break-words relative h-full m-2 text-xs bg-surface shadow-inner p-2"
				>{drawerContent?.content}
			</pre>
		{:else if drawerContent?.mode}
			<HighlightCode language={drawerContent?.mode} code={drawerContent?.content} />
		{/if}
	</DrawerContent>
</Drawer>

<Tabs bind:selected={selectedTab} class="mt-1">
	<Tab value="logs" size="xs">Logs & Result</Tab>
	<Tab value="history" size="xs">History</Tab>

	<svelte:fragment slot="content">
		<!--
			TabContent would wrap it in an extra div which is undesirable in this situation
			because SplitPanesWrapper uses the parent element as a reference point.
		-->
		{#if selectedTab === 'logs'}
			<SplitPanesWrapper>
				<Splitpanes horizontal>
					{#if previewJob?.is_flow_step == false && previewJob?.flow_status && !(typeof previewJob.flow_status == 'object' && '_metadata' in previewJob.flow_status)}
						<Pane class="relative">
							<WorkflowTimeline
								flow_status={asWorkflowStatus(previewJob.flow_status)}
								flowDone={previewJob.type == 'CompletedJob'}
							/>
						</Pane>
					{/if}
					<Pane class="relative">
						<LogViewer
							jobId={previewJob?.id}
							duration={previewJob?.['duration_ms']}
							mem={previewJob?.['mem_peak']}
							content={previewJob?.logs}
							isLoading={previewIsLoading}
							tag={previewJob?.tag}
						/>
					</Pane>
					<Pane>
						{#if previewJob != undefined && 'result' in previewJob}
							<div class="relative w-full h-full p-2">
								<div class="relative">
									<DisplayResult
										workspaceId={previewJob?.workspace_id}
										jobId={previewJob?.id}
										result={previewJob.result}
									>
										<svelte:fragment slot="copilot-fix">
											{#if lang && editor && diffEditor && args && previewJob?.result && typeof previewJob?.result == 'object' && `error` in previewJob?.result && previewJob?.result.error}
												<ScriptFix
													error={JSON.stringify(previewJob.result.error)}
													{lang}
													{editor}
													{diffEditor}
													{args}
												/>
											{/if}
										</svelte:fragment>
									</DisplayResult>
								</div>
							</div>
						{:else}
							<div class="text-sm text-tertiary p-2 flex justify-between items-center">
								<span>
									{#if previewIsLoading}
										<Loader2 class="animate-spin" />
									{:else}
										Test to see the result here
									{/if}
								</span>
								<Tooltip
									documentationLink="https://www.windmill.dev/docs/core_concepts/rich_display_rendering"
								>
									The result renderer in Windmill supports rich display rendering, allowing you to
									customize the display format of your results.
								</Tooltip>
							</div>
						{/if}
					</Pane>
				</Splitpanes>
			</SplitPanesWrapper>
		{/if}
		{#if selectedTab === 'history'}
			<div>
				<DataTable size="xs" noBorder>
					<Head>
						<tr>
							<Cell first>Id</Cell>
							<Cell>Created at</Cell>
							<Cell>Success</Cell>
							<Cell>Result</Cell>
							<Cell>Code</Cell>
							<Cell last>Logs</Cell>
						</tr>
					</Head>
					<tbody class="divide-y">
						{#each pastPreviews as { id, created_at, success }}
							<tr>
								<Cell first>
									<a
										class="pr-3"
										href="/run/{id}?workspace={workspace ?? $workspaceStore}"
										target="_blank">{id.substring(30)}</a
									>
								</Cell>
								<Cell>{displayDate(created_at)}</Cell>
								<Cell>
									{#if success}
										<CheckCircle2 size={10} class="text-green-600" />
									{:else}
										<XCircle size={10} class="text-red-700" />
									{/if}
								</Cell>
								<Cell>
									<button
										class="text-xs"
										on:click|preventDefault={() => {
											openDrawer({ mode: 'json', content: undefined, title: 'Result' })
											JobService.getCompletedJobResult({
												workspace: workspace ?? $workspaceStore ?? 'NO_W',
												id
											}).then((res) => {
												drawerContent && (drawerContent.content = res)
											})
										}}
									>
										See Result
									</button>
								</Cell>
								<Cell>
									<button
										class="text-xs"
										on:click|preventDefault={async () => {
											const code = (
												await JobService.getCompletedJob({
													workspace: workspace ?? $workspaceStore ?? 'NO_W',
													id
												})
											).raw_code
											openDrawer({
												mode: lang ?? 'plain',
												content: String(code),
												title: `Code ${lang}`
											})
										}}
									>
										View code
									</button>
								</Cell>
								<Cell last>
									<button
										class="text-xs"
										on:click|preventDefault={async () => {
											const logs = await (
												await fetch(
													OpenAPI.BASE + `/w/${workspace ?? $workspaceStore}/jobs_u/get_logs/${id}`
												)
											).text()
											console.log(logs)
											openDrawer({ mode: 'plain', content: String(logs), title: `Logs for ${id}` })
										}}
									>
										View logs
									</button>
								</Cell>
							</tr>
						{/each}
					</tbody>
				</DataTable>
			</div>
		{/if}
	</svelte:fragment>
</Tabs>
