import {z} from 'zod'

export type CreateApiApiV1SessionsSessionIdResumeAgentArgs = {sessionId: string};

export type CreateApiApiV1SessionsSessionIdResumeAgentOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const domainActivity = z.object({lastActivityAt: z.string(), state: z.string()});

export const sessionArtifact = z.object({id: z.string().optional(), inlineUrl: z.string().optional(), kind: z.enum(["html", "markdown", "file"]), name: z.string(), path: z.string(), previewUrl: z.string().optional(), previousPaths: z.array(z.string()).optional(), rawUrl: z.string().optional(), registered: z.boolean().optional(), shareUrl: z.string().optional(), size: z.number().int(), updatedAt: z.string()});

export const sessionBranchState = z.object({commits: z.number().int(), remoteBranch: z.string().optional(), remoteHead: z.string().optional(), unpushed: z.number().int()});

export const sessionProvisionStep = z.object({endedAt: z.string().nullable().optional(), id: z.enum(["fetch", "worktree", "setup", "agent"]), startedAt: z.string().nullable().optional(), status: z.enum(["pending", "running", "done"])});

export const sessionPRFacts = z.object({ci: z.enum(["unknown", "pending", "passing", "failing"]), mergeability: z.enum(["unknown", "mergeable", "conflicting", "blocked", "unstable"]), number: z.number().int(), review: z.enum(["none", "approved", "changes_requested", "review_required"]), reviewComments: z.boolean(), state: z.enum(["draft", "open", "merged", "closed"]), updatedAt: z.string(), url: z.string()});

export const agentConfig = z.object({effort: z.string().optional(), mode: z.string().optional(), model: z.string().optional(), permissions: z.string().optional()});

export const sessionStaleBinary = z.object({since: z.string(), switchFailedAt: z.string().nullable().optional(), version: z.string()});

export const controllersSessionView = z.object({activity: domainActivity, artifactFiles: z.array(sessionArtifact).optional(), autoInjectCI: z.boolean(), autoInjectReview: z.boolean(), autoReviewEnabled: z.boolean(), branch: z.string().optional(), branchNaming: z.boolean().optional(), branchState: sessionBranchState.optional(), chatProviderPreserved: z.boolean(), createdAt: z.string(), displayName: z.string().optional(), displayStatus: z.enum(["Working", "Blocked", "Needs input", "Exited", "No signal", "Interrupted", "Idle", "Fixing CI failures", "Addressing comments", "Review scheduled", "Reviewing", "Retrying review", "Draft", "Awaiting review", "Review failed", "Review cancelled", "CI failing", "Merge conflicts", "Commented", "Changes requested", "Mergeable", "Approved", "Merged", "Closed without merge", "Terminated"]), harness: z.string().optional(), hibernatedAt: z.string().nullable().optional(), id: z.string(), isPinned: z.boolean(), isTerminated: z.boolean(), issueId: z.string().optional(), kanbanColumn: z.enum(["building", "validating", "needs_review", "ready", "archive"]), kind: z.string(), lastEventAt: z.string(), lastInteractionAt: z.string().nullable().optional(), lastUserMessageAt: z.string().nullable().optional(), mode: z.enum(["chat", "tui"]), model: z.string().optional(), needsResume: z.boolean(), outputType: z.enum(["none", "pr", "artifact", "pr_artifact"]), pinnedAt: z.string().nullable().optional(), previewRevision: z.number().int().optional(), previewUrl: z.string().optional(), projectId: z.string().optional(), provisionError: z.string().optional(), provisionState: z.enum(["provisioning", "ready", "failed"]).optional(), provisionSteps: z.array(sessionProvisionStep).optional(), prs: z.array(sessionPRFacts), requestedOutput: z.literal("artifact").optional(), reviewerConfig: agentConfig.optional(), reviewerHarness: z.enum(["claude-code", "codex", "copilot", "cursor", "kilocode", "opencode", "opencode-v2", "kiro", "pi", "agy", "devin", "droid", "kimi", "kimchi", "muse", "amp", "aider", "grok", "crush", "auggie", "cline", "autohand"]).optional(), scmStatus: z.enum(["pr_open", "draft", "ci_failed", "review_pending", "changes_requested", "commented", "approved", "mergeable", "merged"]).optional(), staleBinary: sessionStaleBinary.optional(), status: z.enum(["working", "pr_open", "draft", "ci_failed", "review_pending", "changes_requested", "commented", "approved", "mergeable", "merged", "needs_input", "exited", "idle", "terminated", "no_signal"]), statusReadiness: z.enum(["checking", "ready", "unavailable"]), terminalGeneration: z.string().optional(), terminalHandleId: z.string().optional(), terminalTitle: z.string().optional(), terminateOnPrMerge: z.boolean(), updatedAt: z.string(), workspaceCleanup: z.enum(["pending", "removed", "preserved_dirty", "failed", "not_applicable"]).optional(), workspaceCleanupReportOnly: z.boolean().optional(), workspacePublished: z.boolean()});

export const resumeAgentResponse = z.object({ok: z.boolean(), resumeMode: z.enum(["native", "saved_prompt", "fresh"]), session: controllersSessionView, sessionId: z.string()});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * Resume an exited agent in its existing session
 * 
 * POST /api/v1/sessions/{sessionId}/resume-agent
 */
export const createApiApiV1SessionsSessionIdResumeAgent = async (args: CreateApiApiV1SessionsSessionIdResumeAgentArgs, options?: CreateApiApiV1SessionsSessionIdResumeAgentOptions) => {
const {baseUrl = "http://127.0.0.1:3001", fetch: fetchFn = fetch} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('accept', "application/json")

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/sessions/${encodeURIComponent(String(args.sessionId))}/resume-agent${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(resumeAgentResponse, await res.json())
};