56 lines
1.9 KiB
Rust
56 lines
1.9 KiB
Rust
//! 剧情会话领域模型。
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//!
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//! 这里仅保存 RPG story session 聚合内的稳定状态和值对象；LLM 生成、HTTP 回包和
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//! SpacetimeDB 写回都留给外层 adapter，不在领域模型里直接发生副作用。
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use serde::{Deserialize, Serialize};
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use shared_kernel::build_prefixed_seed_id;
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#[cfg(feature = "spacetime-types")]
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use spacetimedb::SpacetimeType;
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/// 剧情会话 ID 的稳定前缀，统一放在领域层，避免 adapter 重复拼接。
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pub const STORY_SESSION_ID_PREFIX: &str = "storysess_";
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/// 新建剧情会话快照的初始版本号。
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pub const INITIAL_STORY_SESSION_VERSION: u32 = 1;
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/// 剧情会话状态，用于判断后续 story command 是否还能继续推进。
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#[cfg_attr(feature = "spacetime-types", derive(SpacetimeType))]
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#[derive(Clone, Copy, Debug, PartialEq, Eq, Serialize, Deserialize)]
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pub enum StorySessionStatus {
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Active,
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Completed,
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Archived,
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}
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impl StorySessionStatus {
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pub fn as_str(&self) -> &'static str {
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match self {
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Self::Active => "active",
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Self::Completed => "completed",
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Self::Archived => "archived",
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}
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}
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}
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/// story session 的领域快照，SpacetimeDB row 与 HTTP DTO 都从它映射。
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#[cfg_attr(feature = "spacetime-types", derive(SpacetimeType))]
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#[derive(Clone, Debug, PartialEq, Eq, Serialize, Deserialize)]
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pub struct StorySessionSnapshot {
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pub story_session_id: String,
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pub runtime_session_id: String,
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pub actor_user_id: String,
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pub world_profile_id: String,
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pub initial_prompt: String,
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pub opening_summary: Option<String>,
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pub latest_narrative_text: String,
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pub latest_choice_function_id: Option<String>,
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pub status: StorySessionStatus,
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pub version: u32,
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pub created_at_micros: i64,
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pub updated_at_micros: i64,
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}
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pub fn generate_story_session_id(seed_micros: i64) -> String {
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build_prefixed_seed_id(STORY_SESSION_ID_PREFIX, seed_micros)
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}
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