/**
 * AUTO-GENERATED FILE - DO NOT EDIT
 *
 * Generated from: @github/copilot/session-events.schema.json
 * Generated by: scripts/generate-session-types.ts
 * Generated at: 2026-02-03T20:40:49.167Z
 *
 * To update these types:
 * 1. Update the schema in copilot-agent-runtime
 * 2. Run: npm run generate:session-types
 */

export type SessionEvent =
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "session.start";
      data: {
        sessionId: string;
        version: number;
        producer: string;
        copilotVersion: string;
        startTime: string;
        selectedModel?: string;
        context?: {
          cwd: string;
          gitRoot?: string;
          repository?: string;
          branch?: string;
        };
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "session.resume";
      data: {
        resumeTime: string;
        eventCount: number;
        context?: {
          cwd: string;
          gitRoot?: string;
          repository?: string;
          branch?: string;
        };
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "session.error";
      data: {
        errorType: string;
        message: string;
        stack?: string;
        statusCode?: number;
        providerCallId?: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral: true;
      type: "session.idle";
      data: {};
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "session.info";
      data: {
        infoType: string;
        message: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "session.model_change";
      data: {
        previousModel?: string;
        newModel: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "session.handoff";
      data: {
        handoffTime: string;
        sourceType: "remote" | "local";
        repository?: {
          owner: string;
          name: string;
          branch?: string;
        };
        context?: string;
        summary?: string;
        remoteSessionId?: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "session.truncation";
      data: {
        tokenLimit: number;
        preTruncationTokensInMessages: number;
        preTruncationMessagesLength: number;
        postTruncationTokensInMessages: number;
        postTruncationMessagesLength: number;
        tokensRemovedDuringTruncation: number;
        messagesRemovedDuringTruncation: number;
        performedBy: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral: true;
      type: "session.snapshot_rewind";
      data: {
        upToEventId: string;
        eventsRemoved: number;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral: true;
      type: "session.shutdown";
      data: {
        shutdownType: "routine" | "error";
        errorReason?: string;
        totalPremiumRequests: number;
        totalApiDurationMs: number;
        sessionStartTime: number;
        codeChanges: {
          linesAdded: number;
          linesRemoved: number;
          filesModified: string[];
        };
        modelMetrics: {
          [k: string]: {
            requests: {
              count: number;
              cost: number;
            };
            usage: {
              inputTokens: number;
              outputTokens: number;
              cacheReadTokens: number;
              cacheWriteTokens: number;
            };
          };
        };
        currentModel?: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral: true;
      type: "session.usage_info";
      data: {
        tokenLimit: number;
        currentTokens: number;
        messagesLength: number;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "session.compaction_start";
      data: {};
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "session.compaction_complete";
      data: {
        success: boolean;
        error?: string;
        preCompactionTokens?: number;
        postCompactionTokens?: number;
        preCompactionMessagesLength?: number;
        messagesRemoved?: number;
        tokensRemoved?: number;
        summaryContent?: string;
        checkpointNumber?: number;
        checkpointPath?: string;
        compactionTokensUsed?: {
          input: number;
          output: number;
          cachedInput: number;
        };
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "user.message";
      data: {
        content: string;
        transformedContent?: string;
        attachments?: (
          | {
              type: "file";
              path: string;
              displayName: string;
            }
          | {
              type: "directory";
              path: string;
              displayName: string;
            }
          | {
              type: "selection";
              filePath: string;
              displayName: string;
              text: string;
              selection: {
                start: {
                  line: number;
                  character: number;
                };
                end: {
                  line: number;
                  character: number;
                };
              };
            }
        )[];
        source?: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral: true;
      type: "pending_messages.modified";
      data: {};
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "assistant.turn_start";
      data: {
        turnId: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral: true;
      type: "assistant.intent";
      data: {
        intent: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "assistant.reasoning";
      data: {
        reasoningId: string;
        content: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral: true;
      type: "assistant.reasoning_delta";
      data: {
        reasoningId: string;
        deltaContent: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "assistant.message";
      data: {
        messageId: string;
        content: string;
        toolRequests?: {
          toolCallId: string;
          name: string;
          arguments?: unknown;
          type?: "function" | "custom";
        }[];
        reasoningOpaque?: string;
        reasoningText?: string;
        encryptedContent?: string;
        parentToolCallId?: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral: true;
      type: "assistant.message_delta";
      data: {
        messageId: string;
        deltaContent: string;
        totalResponseSizeBytes?: number;
        parentToolCallId?: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "assistant.turn_end";
      data: {
        turnId: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral: true;
      type: "assistant.usage";
      data: {
        model: string;
        inputTokens?: number;
        outputTokens?: number;
        cacheReadTokens?: number;
        cacheWriteTokens?: number;
        cost?: number;
        duration?: number;
        initiator?: string;
        apiCallId?: string;
        providerCallId?: string;
        parentToolCallId?: string;
        quotaSnapshots?: {
          [k: string]: {
            isUnlimitedEntitlement: boolean;
            entitlementRequests: number;
            usedRequests: number;
            usageAllowedWithExhaustedQuota: boolean;
            overage: number;
            overageAllowedWithExhaustedQuota: boolean;
            remainingPercentage: number;
            resetDate?: string;
          };
        };
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "abort";
      data: {
        reason: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "tool.user_requested";
      data: {
        toolCallId: string;
        toolName: string;
        arguments?: unknown;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "tool.execution_start";
      data: {
        toolCallId: string;
        toolName: string;
        arguments?: unknown;
        mcpServerName?: string;
        mcpToolName?: string;
        parentToolCallId?: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral: true;
      type: "tool.execution_partial_result";
      data: {
        toolCallId: string;
        partialOutput: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral: true;
      type: "tool.execution_progress";
      data: {
        toolCallId: string;
        progressMessage: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "tool.execution_complete";
      data: {
        toolCallId: string;
        success: boolean;
        isUserRequested?: boolean;
        result?: {
          content: string;
          detailedContent?: string;
        };
        error?: {
          message: string;
          code?: string;
        };
        toolTelemetry?: {
          [k: string]: unknown;
        };
        parentToolCallId?: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "skill.invoked";
      data: {
        name: string;
        path: string;
        content: string;
        allowedTools?: string[];
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "subagent.started";
      data: {
        toolCallId: string;
        agentName: string;
        agentDisplayName: string;
        agentDescription: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "subagent.completed";
      data: {
        toolCallId: string;
        agentName: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "subagent.failed";
      data: {
        toolCallId: string;
        agentName: string;
        error: string;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "subagent.selected";
      data: {
        agentName: string;
        agentDisplayName: string;
        tools: string[] | null;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "hook.start";
      data: {
        hookInvocationId: string;
        hookType: string;
        input?: unknown;
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "hook.end";
      data: {
        hookInvocationId: string;
        hookType: string;
        output?: unknown;
        success: boolean;
        error?: {
          message: string;
          stack?: string;
        };
      };
    }
  | {
      id: string;
      timestamp: string;
      parentId: string | null;
      ephemeral?: boolean;
      type: "system.message";
      data: {
        content: string;
        role: "system" | "developer";
        name?: string;
        metadata?: {
          promptVersion?: string;
          variables?: {
            [k: string]: unknown;
          };
        };
      };
    };