import { z } from "zod"; export const providerKindSchema = z.enum(["codex", "claudeCode"]); export const providerApprovalPolicySchema = z.enum([  "untrusted",  "on-failure",  "on-request",  "never",]); export const providerSandboxModeSchema = z.enum([  "read-only",  "workspace-write",  "danger-full-access",]); export const providerRequestKindSchema = z.enum(["command", "file-change"]); export const providerApprovalDecisionSchema = z.enum([  "accept",  "acceptForSession",  "decline",  "cancel",]); export const providerSessionStatusSchema = z.enum([  "connecting",  "ready",  "running",  "error",  "closed",]); export const providerSessionSchema = z.object({  sessionId: z.string().min(1),  provider: providerKindSchema,  status: providerSessionStatusSchema,  cwd: z.string().min(1).optional(),  model: z.string().min(1).optional(),  threadId: z.string().min(1).optional(),  activeTurnId: z.string().min(1).optional(),  createdAt: z.string().datetime(),  updatedAt: z.string().datetime(),  lastError: z.string().min(1).optional(),}); export const providerSessionStartInputSchema = z.object({  uiThreadId: z.string().trim().min(1).optional(),  provider: providerKindSchema.default("codex"),  cwd: z.string().min(1).optional(),  model: z.string().trim().min(1).optional(),  resumeThreadId: z.string().trim().min(1).optional(),  codexBinaryPath: z.string().trim().min(1).optional(),  codexHomePath: z.string().trim().min(1).optional(),  approvalPolicy: providerApprovalPolicySchema.default("never"),  sandboxMode: providerSandboxModeSchema.default("workspace-write"),}); export const PROVIDER_SEND_TURN_MAX_INPUT_CHARS = 120_000;export const PROVIDER_SEND_TURN_MAX_ATTACHMENTS = 8;export const PROVIDER_SEND_TURN_MAX_IMAGE_BYTES = 10 * 1024 * 1024;export const PROVIDER_SEND_TURN_MAX_IMAGE_DATA_URL_CHARS = 14_000_000; export const providerSendTurnImageAttachmentSchema = z.object({  type: z.literal("image"),  name: z.string().trim().min(1).max(255),  mimeType: z    .string()    .trim()    .min(1)    .max(100)    .regex(/^image\//i, "mimeType must be an image/* MIME type"),  sizeBytes: z.number().int().min(1).max(PROVIDER_SEND_TURN_MAX_IMAGE_BYTES),  dataUrl: z.string().trim().min(1).max(PROVIDER_SEND_TURN_MAX_IMAGE_DATA_URL_CHARS),}); export const providerSendTurnAttachmentInputSchema = z.discriminatedUnion("type", [  providerSendTurnImageAttachmentSchema,]); export const providerSendTurnInputSchema = z  .object({    uiThreadId: z.string().trim().min(1).optional(),    sessionId: z.string().min(1),    input: z.string().trim().min(1).max(PROVIDER_SEND_TURN_MAX_INPUT_CHARS).optional(),    attachments: z      .array(providerSendTurnAttachmentInputSchema)      .max(PROVIDER_SEND_TURN_MAX_ATTACHMENTS)      .default([]),    model: z.string().trim().min(1).optional(),    effort: z.string().trim().min(1).optional(),  })  .superRefine((value, ctx) => {    if (!value.input && value.attachments.length === 0) {      ctx.addIssue({        code: z.ZodIssueCode.custom,        message: "Either input text or at least one attachment is required",        path: ["input"],      });    }  }); export const providerTurnStartResultSchema = z.object({  threadId: z.string().min(1),  turnId: z.string().min(1),}); export const providerInterruptTurnInputSchema = z.object({  sessionId: z.string().min(1),  turnId: z.string().min(1).optional(),}); export const providerStopSessionInputSchema = z.object({  sessionId: z.string().min(1),}); export const providerListCheckpointsInputSchema = z.object({  sessionId: z.string().min(1),}); export const providerCheckpointSchema = z.object({  id: z.string().min(1),  turnCount: z.number().int().min(0),  messageCount: z.number().int().min(0),  label: z.string().min(1),  preview: z.string().min(1).optional(),  isCurrent: z.boolean(),}); export const providerListCheckpointsResultSchema = z.object({  threadId: z.string().min(1),  checkpoints: z.array(providerCheckpointSchema),}); export const providerRevertToCheckpointInputSchema = z.object({  sessionId: z.string().min(1),  turnCount: z.number().int().min(0),}); export const providerRevertToCheckpointResultSchema = z.object({  threadId: z.string().min(1),  turnCount: z.number().int().min(0),  messageCount: z.number().int().min(0),  rolledBackTurns: z.number().int().min(0),  checkpoints: z.array(providerCheckpointSchema),}); export const providerGetCheckpointDiffInputSchema = z  .object({    sessionId: z.string().min(1),    fromTurnCount: z.number().int().min(0),    toTurnCount: z.number().int().min(0),  })  .superRefine((value, ctx) => {    if (value.fromTurnCount > value.toTurnCount) {      ctx.addIssue({        code: z.ZodIssueCode.custom,        message: "fromTurnCount must be less than or equal to toTurnCount",        path: ["fromTurnCount"],      });    }  }); export const providerGetCheckpointDiffResultSchema = z.object({  threadId: z.string().min(1),  fromTurnCount: z.number().int().min(0),  toTurnCount: z.number().int().min(0),  diff: z.string(),}); export const providerRespondToRequestInputSchema = z.object({  sessionId: z.string().min(1),  requestId: z.string().min(1),  decision: providerApprovalDecisionSchema,}); export const providerEventKindSchema = z.enum(["session", "notification", "request", "error"]); export const providerEventSchema = z.object({  id: z.string().min(1),  kind: providerEventKindSchema,  provider: providerKindSchema,  sessionId: z.string().min(1),  createdAt: z.string().datetime(),  method: z.string().min(1),  message: z.string().min(1).optional(),  threadId: z.string().min(1).optional(),  turnId: z.string().min(1).optional(),  itemId: z.string().min(1).optional(),  requestId: z.string().min(1).optional(),  requestKind: providerRequestKindSchema.optional(),  textDelta: z.string().optional(),  payload: z.unknown().optional(),}); export type ProviderKind = z.infer<typeof providerKindSchema>;export type ProviderApprovalPolicy = z.infer<typeof providerApprovalPolicySchema>;export type ProviderSandboxMode = z.infer<typeof providerSandboxModeSchema>;export type ProviderRequestKind = z.infer<typeof providerRequestKindSchema>;export type ProviderApprovalDecision = z.infer<typeof providerApprovalDecisionSchema>;export type ProviderSessionStatus = z.infer<typeof providerSessionStatusSchema>;export type ProviderSession = z.infer<typeof providerSessionSchema>;export type ProviderSessionStartInput = z.input<typeof providerSessionStartInputSchema>;export type ProviderSendTurnImageAttachment = z.infer<typeof providerSendTurnImageAttachmentSchema>;export type ProviderSendTurnAttachment = z.infer<typeof providerSendTurnAttachmentInputSchema>;export type ProviderSendTurnAttachmentInput = z.input<typeof providerSendTurnAttachmentInputSchema>;export type ProviderSendTurnInput = z.input<typeof providerSendTurnInputSchema>;export type ProviderTurnStartResult = z.infer<typeof providerTurnStartResultSchema>;export type ProviderInterruptTurnInput = z.input<typeof providerInterruptTurnInputSchema>;export type ProviderStopSessionInput = z.input<typeof providerStopSessionInputSchema>;export type ProviderListCheckpointsInput = z.input<typeof providerListCheckpointsInputSchema>;export type ProviderCheckpoint = z.infer<typeof providerCheckpointSchema>;export type ProviderListCheckpointsResult = z.infer<typeof providerListCheckpointsResultSchema>;export type ProviderRevertToCheckpointInput = z.input<typeof providerRevertToCheckpointInputSchema>;export type ProviderRevertToCheckpointResult = z.infer<  typeof providerRevertToCheckpointResultSchema>;export type ProviderGetCheckpointDiffInput = z.input<typeof providerGetCheckpointDiffInputSchema>;export type ProviderGetCheckpointDiffResult = z.infer<typeof providerGetCheckpointDiffResultSchema>;export type ProviderRespondToRequestInput = z.input<typeof providerRespondToRequestInputSchema>;export type ProviderEventKind = z.infer<typeof providerEventKindSchema>;export type ProviderEvent = z.infer<typeof providerEventSchema>;