dex_sdk/
flow_info.rs

1// Copyright (c) 2026 Super Durable, Inc.
2//
3// Licensed under the Super Durable Source License 1.0.
4// You may not use this file except in compliance with the License.
5// See the LICENSE file in the repository root.
6//
7// SPDX-License-Identifier: LicenseRef-Super-Durable-1.0
8
9use std::collections::BTreeMap;
10use std::time::SystemTime;
11
12#[derive(Clone, Copy, Debug, Eq, PartialEq)]
13/// Describes the current or terminal state of a Flow run.
14pub enum FlowStatus {
15    /// The Flow can still execute Steps or receive RPCs and Channel messages.
16    Running,
17    /// The Flow completed successfully.
18    Completed,
19    /// The Flow ended because a Step, RPC, or user-code failure was not recovered.
20    Failed,
21    /// The Flow exceeded its configured timeout.
22    TimedOut,
23    /// An operator terminated the Flow immediately.
24    Terminated,
25    /// The Flow completed cooperative cancellation.
26    Canceled,
27    /// The run rolled its history into a successor run.
28    ContinuedAsNew,
29}
30
31#[derive(Clone, Copy, Debug, Eq, PartialEq)]
32/// Categorizes the failure recorded for an uncompleted Flow.
33pub enum FlowErrorType {
34    /// A Step returned an invalid or failing decision.
35    StepDecisionFailed,
36    /// A client API operation failed the Flow.
37    ClientApiFailed,
38    /// A Worker Step or RPC handler failed.
39    WorkerApiFailed,
40    /// The registered Flow or Step definition violated an SDK contract.
41    InvalidUserFlowCode,
42    /// Dex encountered an internal failure.
43    Internal,
44}
45
46#[derive(Clone, Debug, Eq, PartialEq)]
47/// Summarizes one Flow run returned by [`crate::Client::describe_flow`].
48pub struct FlowInfo {
49    /// Application-assigned Flow ID.
50    pub flow_id: String,
51    /// Server-assigned run ID for the described execution.
52    pub run_id: String,
53    /// Registered Flow type name.
54    pub flow_type: String,
55    /// Current or terminal status.
56    pub status: FlowStatus,
57    /// Server-recorded start time.
58    pub started_at: SystemTime,
59}
60
61#[derive(Clone, Debug, PartialEq)]
62/// Contains one Flow row returned by a search query.
63pub struct SearchFlowEntry {
64    /// Application-assigned Flow ID.
65    pub flow_id: String,
66    /// Server-assigned run ID.
67    pub run_id: String,
68    /// Registered Flow type name.
69    pub flow_type: String,
70    /// Status captured by the search index.
71    pub status: FlowStatus,
72    /// Indexed start time, or `None` when unavailable.
73    pub started_at: Option<SystemTime>,
74    /// Indexed close time, or `None` while open or unavailable.
75    pub closed_at: Option<SystemTime>,
76    /// Values keyed by their physical Indexed Attribute names.
77    pub indexed_attributes: BTreeMap<String, serde_json::Value>,
78}
79
80#[derive(Clone, Debug, PartialEq)]
81/// Contains one page of [`crate::Client::search_flows`] results.
82pub struct SearchFlowsPage {
83    /// Flow rows in server-defined query order.
84    pub flows: Vec<SearchFlowEntry>,
85    /// Opaque token for [`crate::Client::search_flows_page`], or empty on the last page.
86    pub next_page_token: String,
87}
dex_sdk/flow_info.rs

dex_sdk/
flow_info.rs
