import { expect } from "vitest"
import { createOrgConnection, denFetch } from "@openwork/behaviors"
import { mcpMock, needs, server, test } from "@openwork/testkit"

const requirements = {
  optIn: ["OPENWORK_EVAL_E2E_TESTS", "OPENWORK_EVAL_SAVED_SCRIPT_AUTOMATIONS_E2E_TEST"],
}

function isRecord(value: unknown): value is Record<string, unknown> {
  return typeof value === "object" && value !== null && !Array.isArray(value)
}

function requireRecord(value: unknown, label: string): Record<string, unknown> {
  if (!isRecord(value)) throw new Error(`${label} was not an object: ${JSON.stringify(value).slice(0, 500)}`)
  return value
}

function records(value: unknown): Record<string, unknown>[] {
  return Array.isArray(value) ? value.filter(isRecord) : []
}

async function eventually<T>(
  read: () => Promise<T>,
  accepted: (value: T) => boolean,
  label: string,
  timeoutMs = 180_000,
): Promise<T> {
  const deadline = Date.now() + timeoutMs
  let latest: T | undefined
  while (Date.now() < deadline) {
    latest = await read()
    if (accepted(latest)) return latest
    await new Promise((resolve) => setTimeout(resolve, 2_000))
  }
  throw new Error(`Timed out waiting for ${label}: ${JSON.stringify(latest).slice(0, 1_000)}`)
}

let mcpRequestId = 0

async function agentRpc(
  apiUrl: string,
  token: string,
  method: string,
  params: Record<string, unknown>,
): Promise<Record<string, unknown>> {
  const response = await fetch(`${apiUrl}/mcp/agent`, {
    method: "POST",
    headers: {
      authorization: `Bearer ${token}`,
      "content-type": "application/json",
      accept: "application/json, text/event-stream",
    },
    body: JSON.stringify({ jsonrpc: "2.0", id: ++mcpRequestId, method, params }),
    signal: AbortSignal.timeout(180_000),
  })
  const raw = await response.text()
  if (!response.ok) throw new Error(`MCP ${method} failed: HTTP ${response.status} ${raw.slice(0, 500)}`)
  const dataLine = raw.split("\n").find((line) => line.startsWith("data:"))
  if (!dataLine) throw new Error(`MCP ${method} returned no SSE data frame: ${raw.slice(0, 500)}`)
  const message = requireRecord(JSON.parse(dataLine.slice(5)), "MCP response")
  if (message.error) throw new Error(`MCP ${method} returned an error: ${JSON.stringify(message.error)}`)
  return requireRecord(message.result, `MCP ${method} result`)
}

test("a Code Mode result becomes a cloud Automation and a durable artifact result", { timeout: 1_200_000 }, async ({ evidence, place }) => {
  needs(requirements)
  await using den = await server({
    place,
    org: { name: `Workflow Automation ${Date.now()}`, admin: { name: "Sarah" } },
    mocks: { reports: mcpMock({ allowUnauthenticatedMcp: true }) },
  })
  const orgs = await denFetch(den.admin, "/v1/me/orgs", {
    headers: { authorization: `Bearer ${den.admin.token}` },
  })
  const orgRows = isRecord(orgs.body) ? records(orgs.body.orgs) : []
  const organizationId = String(orgRows[0]?.id ?? "")
  expect(organizationId).not.toBe("")

  const connection = await createOrgConnection(den.admin, {
    name: "Report source",
    url: den.mocks.reports.mcpUrl,
    authType: "none",
    credentialMode: "shared",
    access: { orgWide: true },
  })
  const catalog = await denFetch(den.admin, `/v1/mcp-connections/${connection.id}/tools`, {
    headers: { authorization: `Bearer ${den.admin.token}` },
  })
  expect(catalog.response.ok, catalog.text).toBe(true)
  const catalogTools = isRecord(catalog.body) ? records(catalog.body.tools) : []
  expect(catalogTools.some((tool) => tool.name === "mock_echo")).toBe(true)

  const tokenResponse = await denFetch(den.admin, "/v1/mcp/token", {
    method: "POST",
    headers: {
      authorization: `Bearer ${den.admin.token}`,
      "x-openwork-org-id": organizationId,
    },
    body: JSON.stringify({ scopes: ["mcp:read", "mcp:write"] }),
  })
  expect(tokenResponse.response.ok, tokenResponse.text).toBe(true)
  const mcpToken = isRecord(tokenResponse.body) && typeof tokenResponse.body.token === "string"
    ? tokenResponse.body.token
    : ""
  expect(mcpToken).toMatch(/^ow_mcp_at_/)

  const stamp = Date.now()
  const scriptName = `Launch briefing ${stamp}`
  const firstMarker = `launch-now-${stamp}`
  const scheduledMarker = `launch-scheduled-${stamp}`
  const code = [
    "const result = await tools.den.getWorkers({})",
    "return { briefing: { topic: input.topic, workerCount: result.workers.length } }",
  ].join("\n")
  const inputSchema = {
    type: "object",
    properties: { topic: { type: "string" } },
    required: ["topic"],
    additionalProperties: false,
  }
  const outputSchema = {
    type: "object",
    properties: { briefing: {} },
    required: ["briefing"],
    additionalProperties: false,
  }

  const executed = await agentRpc(den.ref.apiUrl, mcpToken, "tools/call", {
    name: "execute_capability_script",
    arguments: { code, input: { topic: firstMarker } },
  })
  expect(executed.isError).not.toBe(true)
  expect(JSON.stringify(executed.content)).toContain(firstMarker)

  const savedResponse = await denFetch(den.admin, "/v1/workflows", {
    method: "POST",
    headers: { authorization: `Bearer ${den.admin.token}` },
    body: JSON.stringify({
      name: scriptName,
      description: "Builds a reusable launch briefing from the organization's worker roster.",
      code,
      currentInput: { topic: firstMarker },
      inputSchema,
      outputSchema,
    }),
  })
  expect(savedResponse.response.status, savedResponse.text).toBe(201)
  const saved = requireRecord(savedResponse.body, "saved Workflow")
  const pluginId = typeof saved.pluginId === "string" ? saved.pluginId : ""
  const configObjectId = typeof saved.configObjectId === "string" ? saved.configObjectId : ""
  const configObjectVersionId = typeof saved.configObjectVersionId === "string" ? saved.configObjectVersionId : ""
  expect(pluginId).not.toBe("")
  expect(configObjectId).not.toBe("")
  expect(configObjectVersionId).not.toBe("")
  evidence.recordAssertionEvidence(
    "A successful ad-hoc Code Mode result is promotable without retyping its procedure",
    "The exact successful code was saved as an immutable Workflow version using its recent receipt.",
    true,
  )

  const manualRun = await denFetch(den.admin, `/v1/workflows/${configObjectId}/run`, {
    method: "POST",
    headers: { authorization: `Bearer ${den.admin.token}` },
    body: JSON.stringify({ pluginId, configObjectVersionId, input: { topic: firstMarker } }),
  })
  expect(manualRun.response.ok, manualRun.text).toBe(true)
  const manualResult = requireRecord(manualRun.body, "manual Script result")
  expect(manualResult.status).toBe("succeeded")
  expect(JSON.stringify(manualResult.value)).toContain(firstMarker)
  expect(String(manualResult.receiptId ?? "")).not.toBe("")
  evidence.recordAssertionEvidence(
    "The Workflow produces a validated artifact-ready result",
    "A direct run of the immutable version returned a schema-valid result and durable receipt.",
    true,
  )

  const scheduledAfter = new Date().toISOString()
  const automationResponse = await denFetch(den.admin, "/v1/cloud-automations", {
    method: "POST",
    headers: { authorization: `Bearer ${den.admin.token}` },
    body: JSON.stringify({
      name: `${scriptName} once`,
      schedule: { kind: "once", timezone: "UTC", at: Date.now() + 30_000 },
      action: {
        kind: "saved_script",
        script: { pluginId, configObjectId, configObjectVersionId },
        input: { topic: scheduledMarker },
      },
    }),
  })
  expect(automationResponse.response.status, automationResponse.text).toBe(201)
  const automationDetail = requireRecord(automationResponse.body, "Automation")
  const automation = requireRecord(automationDetail.automation, "Automation identity")
  const automationId = typeof automation.id === "string" ? automation.id : ""
  expect(automationId).not.toBe("")

  const scheduledRun = await eventually(async () => {
    const response = await denFetch(den.admin, `/v1/automations/${automationId}/runs`, {
      headers: { authorization: `Bearer ${den.admin.token}` },
    })
    expect(response.response.ok, response.text).toBe(true)
    return isRecord(response.body)
      ? records(response.body.items).find((run) => run.trigger === "scheduled")
      : undefined
  }, (run) => run?.status === "succeeded", "scheduled Workflow Automation to succeed", 5 * 60_000)
  const scheduledRunId = typeof scheduledRun?.id === "string" ? scheduledRun.id : ""
  expect(scheduledRunId).not.toBe("")

  const scheduledExternalCalls = await den.mocks.reports.toolCalls({
    name: "mock_echo",
    sinceIso: scheduledAfter,
  })
  expect(scheduledExternalCalls).toHaveLength(0)

  const scheduledReceiptResponse = await denFetch(den.admin, `/v1/automation-runs/${scheduledRunId}`, {
    headers: { authorization: `Bearer ${den.admin.token}` },
  })
  expect(scheduledReceiptResponse.response.ok, scheduledReceiptResponse.text).toBe(true)
  const scheduledReceipt = requireRecord(scheduledReceiptResponse.body, "scheduled Automation receipt")
  const scheduledReceiptRun = requireRecord(scheduledReceipt.run, "scheduled Automation run")
  const scheduledReceiptAutomation = requireRecord(scheduledReceipt.automation, "scheduled Automation identity")
  const scheduledReceiptRevision = requireRecord(scheduledReceipt.revision, "scheduled Automation revision")
  const scheduledExecutionThread = requireRecord(scheduledReceiptRun.executionThread, "scheduled Automation execution thread")
  expect(JSON.stringify(scheduledReceipt)).toContain(scheduledMarker)
  expect(scheduledReceiptAutomation.id).toBe(automationId)
  expect(scheduledReceiptRevision.id).toBe(scheduledRun?.revisionId)
  expect(Array.isArray(scheduledReceipt.events)).toBe(true)
  expect(scheduledReceipt.events).toEqual([])
  expect(String(scheduledExecutionThread.id ?? "")).not.toBe("")
  expect(scheduledExecutionThread).toMatchObject({
    threadKind: "automation",
    executionLocation: "cloud",
    automationId,
    automationRunId: scheduledRunId,
    engineKind: "openwork-cloud-codemode-v1",
  })

  const toolList = await agentRpc(den.ref.apiUrl, mcpToken, "tools/list", {})
  const tools = records(toolList.tools)
  const renderTool = tools.find((candidate) => candidate.name === "render_workflow_artifact")
  const renderToolMeta = isRecord(renderTool?._meta) ? renderTool._meta : {}
  const modernUi = isRecord(renderToolMeta.ui) ? renderToolMeta.ui : {}
  expect(modernUi.resourceUri).toBe("ui://openwork/workflow-artifact/v1/view.html")
  expect(renderToolMeta["ui/resourceUri"]).toBe("ui://openwork/workflow-artifact/v1/view.html")

  const resourceList = await agentRpc(den.ref.apiUrl, mcpToken, "resources/list", {})
  const resources = records(resourceList.resources)
  const appResource = resources.find((candidate) => candidate.uri === "ui://openwork/workflow-artifact/v1/view.html")
  expect(appResource?.mimeType).toBe("text/html;profile=mcp-app")

  const resourceRead = await agentRpc(den.ref.apiUrl, mcpToken, "resources/read", {
    uri: "ui://openwork/workflow-artifact/v1/view.html",
  })
  const resourceContents = records(resourceRead.contents)
  expect(resourceContents[0]?.mimeType).toBe("text/html;profile=mcp-app")
  expect(String(resourceContents[0]?.text ?? "")).toContain("ui/initialize")
  expect(String(resourceContents[0]?.text ?? "")).not.toContain("fetch(")

  const rendered = await agentRpc(den.ref.apiUrl, mcpToken, "tools/call", {
    name: "render_workflow_artifact",
    arguments: { configObjectId },
  })
  expect(rendered.isError).not.toBe(true)
  const structured = requireRecord(rendered.structuredContent, "Workflow Artifact structuredContent")
  const artifact = requireRecord(structured.artifact, "Workflow Artifact lineage")
  const fallback = records(rendered.content)
  expect(structured.schemaVersion).toBe("1")
  expect(artifact.configObjectId).toBe(configObjectId)
  expect(artifact.source).toBe("scheduled")
  expect(String(artifact.receiptId ?? "")).not.toBe("")
  expect(JSON.stringify(structured.data)).toContain(scheduledMarker)
  expect(String(fallback[0]?.text ?? "")).toContain(scheduledMarker)
  evidence.recordAssertionEvidence(
    "The latest Automation snapshot is portable as a standards-based MCP App",
    "The agent endpoint returns the scheduled result as versioned structuredContent and a Markdown fallback linked to a self-contained ui:// resource.",
    true,
  )

  const externalMarker = `launch-external-${stamp}`
  const externalCode = "return { briefing: await tools.report_source.mock_echo({ text: input.topic }) }"
  const externalRunStartedAt = new Date().toISOString()
  const externalExecuted = await agentRpc(den.ref.apiUrl, mcpToken, "tools/call", {
    name: "execute_capability_script",
    arguments: { code: externalCode, input: { topic: externalMarker } },
  })
  expect(externalExecuted.isError).not.toBe(true)
  expect(JSON.stringify(externalExecuted.content)).toContain(externalMarker)
  const interactiveExternalCalls = await den.mocks.reports.toolCalls({
    name: "mock_echo",
    atLeast: 1,
    sinceIso: externalRunStartedAt,
    timeoutMs: 60_000,
  })
  expect(interactiveExternalCalls.filter((call) => call.args.text === externalMarker)).toHaveLength(1)

  const externalSavedResponse = await denFetch(den.admin, "/v1/workflows", {
    method: "POST",
    headers: { authorization: `Bearer ${den.admin.token}` },
    body: JSON.stringify({
      name: `${scriptName} external`,
      description: "Checks the unattended Cloud boundary for external MCP tools.",
      code: externalCode,
      currentInput: { topic: externalMarker },
      inputSchema,
      outputSchema,
    }),
  })
  expect(externalSavedResponse.response.status, externalSavedResponse.text).toBe(201)
  const externalSaved = requireRecord(externalSavedResponse.body, "external saved Workflow")
  const externalPluginId = typeof externalSaved.pluginId === "string" ? externalSaved.pluginId : ""
  const externalConfigObjectId = typeof externalSaved.configObjectId === "string" ? externalSaved.configObjectId : ""
  const externalConfigObjectVersionId = typeof externalSaved.configObjectVersionId === "string" ? externalSaved.configObjectVersionId : ""
  expect(externalPluginId).not.toBe("")
  expect(externalConfigObjectId).not.toBe("")
  expect(externalConfigObjectVersionId).not.toBe("")

  const externalAutomation = await denFetch(den.admin, `/v1/automations/${automationId}`, {
    method: "PATCH",
    headers: { authorization: `Bearer ${den.admin.token}` },
    body: JSON.stringify({
      action: {
        kind: "saved_script",
        script: {
          pluginId: externalPluginId,
          configObjectId: externalConfigObjectId,
          configObjectVersionId: externalConfigObjectVersionId,
        },
        input: { topic: externalMarker },
      },
    }),
  })
  expect(externalAutomation.response.ok, externalAutomation.text).toBe(true)

  const unattendedRunStartedAt = new Date().toISOString()
  const failedRunResponse = await denFetch(den.admin, `/v1/automations/${automationId}/run`, {
    method: "POST",
    headers: { authorization: `Bearer ${den.admin.token}` },
  })
  expect(failedRunResponse.response.status, failedRunResponse.text).toBe(202)
  const queued = isRecord(failedRunResponse.body) ? requireRecord(failedRunResponse.body.run, "queued Automation run") : {}
  const failedRunId = typeof queued.id === "string" ? queued.id : ""
  expect(failedRunId).not.toBe("")

  const failedReceipt = await eventually(async () => {
    const response = await denFetch(den.admin, `/v1/automation-runs/${failedRunId}`, {
      headers: { authorization: `Bearer ${den.admin.token}` },
    })
    expect(response.response.ok, response.text).toBe(true)
    return requireRecord(response.body, "failed Automation receipt")
  }, (receipt) => isRecord(receipt.run)
    && ["failed", "skipped", "cancelled"].includes(String(receipt.run.status)), "external-capability run to finish")
  const failedReceiptRun = requireRecord(failedReceipt.run, "failed Automation run")
  expect(failedReceiptRun.status).toBe("failed")
  const failedRunError = requireRecord(failedReceiptRun.error, "failed Automation error")
  expect(String(failedRunError.message ?? "")).toContain("must be read-only and explicitly approved")

  const afterBoundaryRejection = await eventually(async () => {
    const response = await denFetch(den.admin, `/v1/automations/${automationId}`, {
      headers: { authorization: `Bearer ${den.admin.token}` },
    })
    expect(response.response.ok, response.text).toBe(true)
    return requireRecord(response.body, "Automation after unattended boundary rejection")
  }, (detail) => isRecord(detail.automation) && detail.automation.state === "needs_attention", "Automation to need attention")
  expect(JSON.stringify(afterBoundaryRejection)).toContain(scheduledMarker)

  let unattendedExternalCalls = 0
  try {
    unattendedExternalCalls = (await den.mocks.reports.toolCalls({
      name: "mock_echo",
      atLeast: 1,
      sinceIso: unattendedRunStartedAt,
      timeoutMs: 5_000,
    })).length
  } catch {
    unattendedExternalCalls = 0
  }
  expect(unattendedExternalCalls).toBe(0)
  evidence.recordAssertionEvidence(
    "Unattended Cloud rejects external MCP capability access before provider I/O and preserves the last good result",
    `Provider calls from the unattended run: ${unattendedExternalCalls}; the previous ${scheduledMarker} result remains durable.`,
    unattendedExternalCalls === 0 && JSON.stringify(afterBoundaryRejection).includes(scheduledMarker),
  )
})