chore: merge Rust backend into monorepo
git-subtree-dir: server git-subtree-mainline:fb6a84d75fgit-subtree-split:8a88706ff9
This commit is contained in:
957
server/src/recording_routes.rs
Normal file
957
server/src/recording_routes.rs
Normal file
@@ -0,0 +1,957 @@
|
||||
use std::{collections::HashMap, sync::Arc};
|
||||
|
||||
use axum::{
|
||||
Json,
|
||||
extract::{Multipart, Path, Query, State},
|
||||
http::HeaderMap,
|
||||
};
|
||||
use chrono::{DateTime, NaiveDate, Utc};
|
||||
use serde::{Deserialize, Serialize};
|
||||
use sqlx::{FromRow, PgPool};
|
||||
use utoipa::ToSchema;
|
||||
use utoipa_axum::{router::OpenApiRouter, routes};
|
||||
use uuid::Uuid;
|
||||
|
||||
use crate::{
|
||||
AppState,
|
||||
error::{ApiError, CommonApiErrors, ErrorBody},
|
||||
};
|
||||
|
||||
type SharedState = Arc<AppState>;
|
||||
|
||||
const MAX_AUDIO_UPLOAD_BYTES: usize = 15 * 1024 * 1024;
|
||||
const MAX_SEGMENT_DURATION_MS: i32 = 600_000;
|
||||
const SHORT_RECORDING_DURATION_MS: i32 = 60_000;
|
||||
const SHORT_TRANSCRIPT_CHARS: usize = 600;
|
||||
|
||||
pub fn router() -> OpenApiRouter<SharedState> {
|
||||
OpenApiRouter::new()
|
||||
.routes(routes!(get_active_feedback_session))
|
||||
.routes(routes!(ensure_feedback_session))
|
||||
.routes(routes!(update_feedback_session))
|
||||
.routes(routes!(create_lesson_session))
|
||||
.routes(routes!(upload_audio_segment))
|
||||
.routes(routes!(finish_lesson_session))
|
||||
.routes(routes!(mark_lesson_applied))
|
||||
.routes(routes!(retry_audio_segment))
|
||||
.routes(routes!(generate_feedback_content))
|
||||
}
|
||||
|
||||
#[derive(Debug, Deserialize)]
|
||||
struct ActiveSessionQuery {
|
||||
profile_id: Option<Uuid>,
|
||||
}
|
||||
|
||||
#[derive(Debug, Deserialize, ToSchema)]
|
||||
#[schema(example = json!({
|
||||
"profile_id": "11111111-1111-4111-8111-111111111111",
|
||||
"feedback_date": "2026-07-16",
|
||||
"content": ""
|
||||
}))]
|
||||
struct FeedbackSessionInput {
|
||||
profile_id: Option<Uuid>,
|
||||
feedback_date: NaiveDate,
|
||||
#[serde(default)]
|
||||
content: String,
|
||||
}
|
||||
|
||||
#[derive(Debug, Deserialize, ToSchema)]
|
||||
struct FeedbackSessionUpdateInput {
|
||||
feedback_date: NaiveDate,
|
||||
content: String,
|
||||
}
|
||||
|
||||
#[derive(Debug, FromRow)]
|
||||
struct FeedbackSessionRow {
|
||||
id: Uuid,
|
||||
profile_id: Option<Uuid>,
|
||||
feedback_date: NaiveDate,
|
||||
content: String,
|
||||
status: String,
|
||||
created_at: DateTime<Utc>,
|
||||
updated_at: DateTime<Utc>,
|
||||
}
|
||||
|
||||
#[derive(Debug, FromRow)]
|
||||
struct LessonRow {
|
||||
id: Uuid,
|
||||
sequence: i32,
|
||||
status: String,
|
||||
duration_ms: i32,
|
||||
applied_directly: bool,
|
||||
included_in_generation: bool,
|
||||
started_at: DateTime<Utc>,
|
||||
ended_at: Option<DateTime<Utc>>,
|
||||
}
|
||||
|
||||
#[derive(Debug, FromRow)]
|
||||
struct SegmentRow {
|
||||
id: Uuid,
|
||||
lesson_session_id: Uuid,
|
||||
sequence: i32,
|
||||
duration_ms: i32,
|
||||
status: String,
|
||||
error_message: Option<String>,
|
||||
}
|
||||
|
||||
#[derive(Debug, Serialize, ToSchema)]
|
||||
struct FeedbackSessionResponse {
|
||||
id: Uuid,
|
||||
profile_id: Option<Uuid>,
|
||||
feedback_date: NaiveDate,
|
||||
content: String,
|
||||
status: String,
|
||||
lesson_count: usize,
|
||||
total_duration_ms: i64,
|
||||
processing_segment_count: usize,
|
||||
failed_segment_count: usize,
|
||||
needs_generation: bool,
|
||||
lessons: Vec<LessonSummaryResponse>,
|
||||
created_at: DateTime<Utc>,
|
||||
updated_at: DateTime<Utc>,
|
||||
}
|
||||
|
||||
#[derive(Debug, Serialize, ToSchema)]
|
||||
struct LessonSummaryResponse {
|
||||
id: Uuid,
|
||||
sequence: i32,
|
||||
status: String,
|
||||
duration_ms: i32,
|
||||
applied_directly: bool,
|
||||
included_in_generation: bool,
|
||||
segments: Vec<AudioSegmentResponse>,
|
||||
started_at: DateTime<Utc>,
|
||||
ended_at: Option<DateTime<Utc>>,
|
||||
}
|
||||
|
||||
#[derive(Debug, Serialize, ToSchema)]
|
||||
struct AudioSegmentResponse {
|
||||
id: Uuid,
|
||||
sequence: i32,
|
||||
duration_ms: i32,
|
||||
status: String,
|
||||
error_message: Option<String>,
|
||||
}
|
||||
|
||||
#[derive(Debug, Serialize, ToSchema)]
|
||||
struct LessonCreatedResponse {
|
||||
id: Uuid,
|
||||
sequence: i32,
|
||||
status: String,
|
||||
started_at: DateTime<Utc>,
|
||||
}
|
||||
|
||||
#[derive(Debug, Serialize, ToSchema)]
|
||||
struct FinishedLessonResponse {
|
||||
id: Uuid,
|
||||
status: String,
|
||||
duration_ms: i32,
|
||||
transcript: String,
|
||||
can_apply_directly: bool,
|
||||
}
|
||||
|
||||
#[derive(Debug, Deserialize, ToSchema)]
|
||||
struct GenerateFeedbackInput {
|
||||
#[schema(example = "学生本周构图更加稳定。")]
|
||||
existing_content: String,
|
||||
}
|
||||
|
||||
#[derive(Debug, Deserialize, ToSchema)]
|
||||
struct MarkLessonAppliedInput {
|
||||
content: String,
|
||||
}
|
||||
|
||||
#[derive(Debug, Serialize, ToSchema)]
|
||||
struct GenerateFeedbackResponse {
|
||||
content: String,
|
||||
method: String,
|
||||
}
|
||||
|
||||
#[derive(Debug, ToSchema)]
|
||||
#[allow(dead_code)]
|
||||
struct AudioSegmentUpload {
|
||||
sequence: i32,
|
||||
duration_ms: i32,
|
||||
audio_format: String,
|
||||
audio: String,
|
||||
}
|
||||
|
||||
#[utoipa::path(
|
||||
get,
|
||||
path = "/api/v1/feedback-sessions/active",
|
||||
tag = "语音反馈",
|
||||
summary = "读取进行中的反馈批次",
|
||||
description = "读取当前用户指定学生下尚未保存的反馈批次；profile_id 留空时读取不关联学生的批次。",
|
||||
params(
|
||||
("X-User-Id" = Uuid, Header, description = "开发阶段用户 ID", example = json!("5a4da7f0-d70c-465f-bcab-124c504aa9f0")),
|
||||
("profile_id" = Option<Uuid>, Query, description = "学生档案 ID；留空表示不关联学生")
|
||||
),
|
||||
responses(
|
||||
(status = 200, description = "进行中的反馈批次；不存在时返回 null", body = Option<FeedbackSessionResponse>),
|
||||
CommonApiErrors
|
||||
)
|
||||
)]
|
||||
async fn get_active_feedback_session(
|
||||
State(state): State<SharedState>,
|
||||
headers: HeaderMap,
|
||||
Query(query): Query<ActiveSessionQuery>,
|
||||
) -> Result<Json<Option<FeedbackSessionResponse>>, ApiError> {
|
||||
let owner_id = current_user(&headers)?;
|
||||
let session = sqlx::query_as::<_, FeedbackSessionRow>(
|
||||
"SELECT id, profile_id, feedback_date, content, status, created_at, updated_at \
|
||||
FROM feedback_sessions \
|
||||
WHERE owner_id = $1 AND profile_id IS NOT DISTINCT FROM $2 AND status = 'active' \
|
||||
ORDER BY updated_at DESC LIMIT 1",
|
||||
)
|
||||
.bind(owner_id)
|
||||
.bind(query.profile_id)
|
||||
.fetch_optional(pool(&state)?)
|
||||
.await?;
|
||||
|
||||
match session {
|
||||
Some(session) => Ok(Json(Some(
|
||||
load_session_response(pool(&state)?, session).await?,
|
||||
))),
|
||||
None => Ok(Json(None)),
|
||||
}
|
||||
}
|
||||
|
||||
#[utoipa::path(
|
||||
post,
|
||||
path = "/api/v1/feedback-sessions",
|
||||
tag = "语音反馈",
|
||||
summary = "创建或恢复反馈批次",
|
||||
description = "为学生创建一个反馈批次；已有未保存批次时直接恢复，并同步最新反馈日期。",
|
||||
params(("X-User-Id" = Uuid, Header, description = "开发阶段用户 ID", example = json!("5a4da7f0-d70c-465f-bcab-124c504aa9f0"))),
|
||||
request_body(content = FeedbackSessionInput, content_type = "application/json"),
|
||||
responses(
|
||||
(status = 200, description = "创建或恢复后的反馈批次", body = FeedbackSessionResponse),
|
||||
(status = 404, description = "学生档案不存在或不属于当前用户", body = ErrorBody),
|
||||
CommonApiErrors
|
||||
)
|
||||
)]
|
||||
async fn ensure_feedback_session(
|
||||
State(state): State<SharedState>,
|
||||
headers: HeaderMap,
|
||||
Json(input): Json<FeedbackSessionInput>,
|
||||
) -> Result<Json<FeedbackSessionResponse>, ApiError> {
|
||||
let owner_id = current_user(&headers)?;
|
||||
let pool = pool(&state)?;
|
||||
validate_draft_content(&input.content)?;
|
||||
if let Some(profile_id) = input.profile_id {
|
||||
assert_profile_owner(pool, owner_id, profile_id).await?;
|
||||
}
|
||||
|
||||
let existing = sqlx::query_as::<_, FeedbackSessionRow>(
|
||||
"UPDATE feedback_sessions SET feedback_date = $3, content = $4, updated_at = now() \
|
||||
WHERE id = ( \
|
||||
SELECT id FROM feedback_sessions \
|
||||
WHERE owner_id = $1 AND profile_id IS NOT DISTINCT FROM $2 AND status = 'active' \
|
||||
ORDER BY updated_at DESC LIMIT 1 \
|
||||
) \
|
||||
RETURNING id, profile_id, feedback_date, content, status, created_at, updated_at",
|
||||
)
|
||||
.bind(owner_id)
|
||||
.bind(input.profile_id)
|
||||
.bind(input.feedback_date)
|
||||
.bind(&input.content)
|
||||
.fetch_optional(pool)
|
||||
.await?;
|
||||
let session =
|
||||
match existing {
|
||||
Some(session) => session,
|
||||
None => sqlx::query_as::<_, FeedbackSessionRow>(
|
||||
"INSERT INTO feedback_sessions (id, owner_id, profile_id, feedback_date, content) \
|
||||
VALUES ($1, $2, $3, $4, $5) \
|
||||
RETURNING id, profile_id, feedback_date, content, status, created_at, updated_at",
|
||||
)
|
||||
.bind(Uuid::new_v4())
|
||||
.bind(owner_id)
|
||||
.bind(input.profile_id)
|
||||
.bind(input.feedback_date)
|
||||
.bind(&input.content)
|
||||
.fetch_one(pool)
|
||||
.await?,
|
||||
};
|
||||
|
||||
Ok(Json(load_session_response(pool, session).await?))
|
||||
}
|
||||
|
||||
#[utoipa::path(
|
||||
put,
|
||||
path = "/api/v1/feedback-sessions/{session_id}",
|
||||
tag = "语音反馈",
|
||||
summary = "自动保存反馈草稿",
|
||||
description = "在用户编辑反馈正文或日期时自动保存进行中的反馈批次。",
|
||||
params(
|
||||
("X-User-Id" = Uuid, Header, description = "开发阶段用户 ID", example = json!("5a4da7f0-d70c-465f-bcab-124c504aa9f0")),
|
||||
("session_id" = Uuid, Path, description = "反馈批次 ID")
|
||||
),
|
||||
request_body(content = FeedbackSessionUpdateInput, content_type = "application/json"),
|
||||
responses(
|
||||
(status = 200, description = "更新后的反馈批次", body = FeedbackSessionResponse),
|
||||
(status = 404, description = "反馈批次不存在或不属于当前用户", body = ErrorBody),
|
||||
CommonApiErrors
|
||||
)
|
||||
)]
|
||||
async fn update_feedback_session(
|
||||
State(state): State<SharedState>,
|
||||
headers: HeaderMap,
|
||||
Path(session_id): Path<Uuid>,
|
||||
Json(input): Json<FeedbackSessionUpdateInput>,
|
||||
) -> Result<Json<FeedbackSessionResponse>, ApiError> {
|
||||
let owner_id = current_user(&headers)?;
|
||||
validate_draft_content(&input.content)?;
|
||||
let session = sqlx::query_as::<_, FeedbackSessionRow>(
|
||||
"UPDATE feedback_sessions SET feedback_date = $3, content = $4, updated_at = now() \
|
||||
WHERE id = $1 AND owner_id = $2 AND status = 'active' \
|
||||
RETURNING id, profile_id, feedback_date, content, status, created_at, updated_at",
|
||||
)
|
||||
.bind(session_id)
|
||||
.bind(owner_id)
|
||||
.bind(input.feedback_date)
|
||||
.bind(&input.content)
|
||||
.fetch_optional(pool(&state)?)
|
||||
.await?
|
||||
.ok_or(ApiError::NotFound)?;
|
||||
Ok(Json(load_session_response(pool(&state)?, session).await?))
|
||||
}
|
||||
|
||||
#[utoipa::path(
|
||||
post,
|
||||
path = "/api/v1/feedback-sessions/{session_id}/lessons",
|
||||
tag = "语音反馈",
|
||||
summary = "开始一节课堂录音",
|
||||
description = "在反馈批次中自动创建下一节课堂录音。",
|
||||
params(
|
||||
("X-User-Id" = Uuid, Header, description = "开发阶段用户 ID", example = json!("5a4da7f0-d70c-465f-bcab-124c504aa9f0")),
|
||||
("session_id" = Uuid, Path, description = "反馈批次 ID")
|
||||
),
|
||||
responses(
|
||||
(status = 201, description = "课堂录音已创建", body = LessonCreatedResponse),
|
||||
(status = 404, description = "反馈批次不存在或不属于当前用户", body = ErrorBody),
|
||||
CommonApiErrors
|
||||
)
|
||||
)]
|
||||
async fn create_lesson_session(
|
||||
State(state): State<SharedState>,
|
||||
headers: HeaderMap,
|
||||
Path(session_id): Path<Uuid>,
|
||||
) -> Result<(axum::http::StatusCode, Json<LessonCreatedResponse>), ApiError> {
|
||||
let owner_id = current_user(&headers)?;
|
||||
assert_session_owner(pool(&state)?, owner_id, session_id).await?;
|
||||
sqlx::query(
|
||||
"DELETE FROM lesson_sessions \
|
||||
WHERE feedback_session_id = $1 AND status IN ('recording', 'processing')",
|
||||
)
|
||||
.bind(session_id)
|
||||
.execute(pool(&state)?)
|
||||
.await?;
|
||||
let id = Uuid::new_v4();
|
||||
let lesson = sqlx::query_as::<_, (Uuid, i32, String, DateTime<Utc>)>(
|
||||
"INSERT INTO lesson_sessions (id, feedback_session_id, sequence) \
|
||||
SELECT $1, $2, COALESCE(MAX(sequence), 0) + 1 \
|
||||
FROM lesson_sessions WHERE feedback_session_id = $2 \
|
||||
RETURNING id, sequence, status, started_at",
|
||||
)
|
||||
.bind(id)
|
||||
.bind(session_id)
|
||||
.fetch_one(pool(&state)?)
|
||||
.await?;
|
||||
touch_session(pool(&state)?, session_id).await?;
|
||||
Ok((
|
||||
axum::http::StatusCode::CREATED,
|
||||
Json(LessonCreatedResponse {
|
||||
id: lesson.0,
|
||||
sequence: lesson.1,
|
||||
status: lesson.2,
|
||||
started_at: lesson.3,
|
||||
}),
|
||||
))
|
||||
}
|
||||
|
||||
#[utoipa::path(
|
||||
post,
|
||||
path = "/api/v1/feedback-lessons/{lesson_id}/segments",
|
||||
tag = "语音反馈",
|
||||
summary = "上传并转录录音片段",
|
||||
description = "上传单个录音片段并加入后端转录队列。接口保存音频后立即返回，页面通过反馈批次状态无感获取转录结果。",
|
||||
params(
|
||||
("X-User-Id" = Uuid, Header, description = "开发阶段用户 ID", example = json!("5a4da7f0-d70c-465f-bcab-124c504aa9f0")),
|
||||
("lesson_id" = Uuid, Path, description = "课堂录音 ID")
|
||||
),
|
||||
request_body(content = AudioSegmentUpload, content_type = "multipart/form-data"),
|
||||
responses(
|
||||
(status = 201, description = "片段已保存并进入转录队列", body = AudioSegmentResponse),
|
||||
(status = 404, description = "课堂录音不存在或不属于当前用户", body = ErrorBody),
|
||||
CommonApiErrors
|
||||
)
|
||||
)]
|
||||
async fn upload_audio_segment(
|
||||
State(state): State<SharedState>,
|
||||
headers: HeaderMap,
|
||||
Path(lesson_id): Path<Uuid>,
|
||||
mut multipart: Multipart,
|
||||
) -> Result<(axum::http::StatusCode, Json<AudioSegmentResponse>), ApiError> {
|
||||
let owner_id = current_user(&headers)?;
|
||||
let session_id = assert_lesson_owner(pool(&state)?, owner_id, lesson_id).await?;
|
||||
let mut sequence = None;
|
||||
let mut duration_ms = None;
|
||||
let mut audio_format = None;
|
||||
let mut audio = None;
|
||||
|
||||
while let Some(field) = multipart
|
||||
.next_field()
|
||||
.await
|
||||
.map_err(|error| ApiError::BadRequest(format!("invalid multipart body: {error}")))?
|
||||
{
|
||||
let name = field.name().unwrap_or_default().to_owned();
|
||||
match name.as_str() {
|
||||
"sequence" => sequence = Some(parse_multipart_i32(field, "sequence").await?),
|
||||
"duration_ms" => duration_ms = Some(parse_multipart_i32(field, "duration_ms").await?),
|
||||
"audio_format" => {
|
||||
audio_format = Some(
|
||||
field
|
||||
.text()
|
||||
.await
|
||||
.map_err(|_| ApiError::BadRequest("audio_format is invalid".to_owned()))?,
|
||||
)
|
||||
}
|
||||
"audio" => {
|
||||
let bytes = field
|
||||
.bytes()
|
||||
.await
|
||||
.map_err(|_| ApiError::BadRequest("audio file is invalid".to_owned()))?;
|
||||
if bytes.len() > MAX_AUDIO_UPLOAD_BYTES {
|
||||
return Err(ApiError::BadRequest("audio file exceeds 15 MB".to_owned()));
|
||||
}
|
||||
audio = Some(bytes.to_vec());
|
||||
}
|
||||
_ => {}
|
||||
}
|
||||
}
|
||||
|
||||
let sequence = sequence
|
||||
.filter(|value| *value > 0)
|
||||
.ok_or_else(|| ApiError::BadRequest("sequence must be a positive integer".to_owned()))?;
|
||||
let duration_ms = duration_ms
|
||||
.filter(|value| (1..=MAX_SEGMENT_DURATION_MS).contains(value))
|
||||
.ok_or_else(|| {
|
||||
ApiError::BadRequest("duration_ms must be between 1 and 600000".to_owned())
|
||||
})?;
|
||||
let audio_format = audio_format
|
||||
.map(|value| value.trim().to_ascii_lowercase())
|
||||
.filter(|value| matches!(value.as_str(), "mp3" | "aac" | "wav" | "m4a" | "amr"))
|
||||
.ok_or_else(|| ApiError::BadRequest("unsupported audio_format".to_owned()))?;
|
||||
let audio = audio
|
||||
.filter(|bytes| !bytes.is_empty())
|
||||
.ok_or_else(|| ApiError::BadRequest("audio file cannot be empty".to_owned()))?;
|
||||
|
||||
let file_id = Uuid::new_v4();
|
||||
let directory = state
|
||||
.audio_storage_dir
|
||||
.join(owner_id.to_string())
|
||||
.join(lesson_id.to_string());
|
||||
tokio::fs::create_dir_all(&directory)
|
||||
.await
|
||||
.map_err(internal_io_error)?;
|
||||
let audio_path = directory.join(format!("{file_id}.{audio_format}"));
|
||||
tokio::fs::write(&audio_path, &audio)
|
||||
.await
|
||||
.map_err(internal_io_error)?;
|
||||
|
||||
let segment_id = sqlx::query_scalar::<_, Uuid>(
|
||||
"INSERT INTO audio_segments \
|
||||
(id, lesson_session_id, sequence, duration_ms, audio_format, audio_path, status) \
|
||||
VALUES ($1, $2, $3, $4, $5, $6, 'processing') \
|
||||
ON CONFLICT (lesson_session_id, sequence) DO UPDATE SET \
|
||||
duration_ms = EXCLUDED.duration_ms, audio_format = EXCLUDED.audio_format, \
|
||||
audio_path = EXCLUDED.audio_path, status = 'processing', transcript = NULL, \
|
||||
error_message = NULL, provider_request_id = NULL, processing_started_at = NULL, \
|
||||
updated_at = now() \
|
||||
RETURNING id",
|
||||
)
|
||||
.bind(file_id)
|
||||
.bind(lesson_id)
|
||||
.bind(sequence)
|
||||
.bind(duration_ms)
|
||||
.bind(&audio_format)
|
||||
.bind(audio_path.to_string_lossy().as_ref())
|
||||
.fetch_one(pool(&state)?)
|
||||
.await?;
|
||||
sqlx::query(
|
||||
"UPDATE lesson_sessions SET status = 'processing', updated_at = now() WHERE id = $1",
|
||||
)
|
||||
.bind(lesson_id)
|
||||
.execute(pool(&state)?)
|
||||
.await?;
|
||||
|
||||
touch_session(pool(&state)?, session_id).await?;
|
||||
Ok((
|
||||
axum::http::StatusCode::CREATED,
|
||||
Json(AudioSegmentResponse {
|
||||
id: segment_id,
|
||||
sequence,
|
||||
duration_ms,
|
||||
status: "processing".to_owned(),
|
||||
error_message: None,
|
||||
}),
|
||||
))
|
||||
}
|
||||
|
||||
#[utoipa::path(
|
||||
post,
|
||||
path = "/api/v1/feedback-lessons/{lesson_id}/finish",
|
||||
tag = "语音反馈",
|
||||
summary = "结束一节课堂录音",
|
||||
description = "汇总该节课的片段状态和转录文本；短录音会标记为可直接加入反馈。",
|
||||
params(
|
||||
("X-User-Id" = Uuid, Header, description = "开发阶段用户 ID", example = json!("5a4da7f0-d70c-465f-bcab-124c504aa9f0")),
|
||||
("lesson_id" = Uuid, Path, description = "课堂录音 ID")
|
||||
),
|
||||
responses(
|
||||
(status = 200, description = "课堂录音汇总结果", body = FinishedLessonResponse),
|
||||
(status = 404, description = "课堂录音不存在或不属于当前用户", body = ErrorBody),
|
||||
CommonApiErrors
|
||||
)
|
||||
)]
|
||||
async fn finish_lesson_session(
|
||||
State(state): State<SharedState>,
|
||||
headers: HeaderMap,
|
||||
Path(lesson_id): Path<Uuid>,
|
||||
) -> Result<Json<FinishedLessonResponse>, ApiError> {
|
||||
let owner_id = current_user(&headers)?;
|
||||
let session_id = assert_lesson_owner(pool(&state)?, owner_id, lesson_id).await?;
|
||||
let segments = sqlx::query_as::<_, (String, i32, Option<String>)>(
|
||||
"SELECT status, duration_ms, transcript FROM audio_segments \
|
||||
WHERE lesson_session_id = $1 ORDER BY sequence",
|
||||
)
|
||||
.bind(lesson_id)
|
||||
.fetch_all(pool(&state)?)
|
||||
.await?;
|
||||
let duration_ms = segments.iter().map(|segment| segment.1).sum::<i32>();
|
||||
let transcript = segments
|
||||
.iter()
|
||||
.filter_map(|segment| segment.2.as_deref())
|
||||
.collect::<Vec<_>>()
|
||||
.join("\n");
|
||||
let status = if segments.is_empty() || segments.iter().any(|segment| segment.0 == "failed") {
|
||||
"failed"
|
||||
} else if segments.iter().any(|segment| segment.0 == "processing") {
|
||||
"processing"
|
||||
} else {
|
||||
"ready"
|
||||
};
|
||||
sqlx::query(
|
||||
"UPDATE lesson_sessions SET status = $2, duration_ms = $3, ended_at = now(), updated_at = now() \
|
||||
WHERE id = $1",
|
||||
)
|
||||
.bind(lesson_id)
|
||||
.bind(status)
|
||||
.bind(duration_ms)
|
||||
.execute(pool(&state)?)
|
||||
.await?;
|
||||
touch_session(pool(&state)?, session_id).await?;
|
||||
|
||||
Ok(Json(FinishedLessonResponse {
|
||||
id: lesson_id,
|
||||
status: status.to_owned(),
|
||||
duration_ms,
|
||||
can_apply_directly: status == "ready"
|
||||
&& duration_ms <= SHORT_RECORDING_DURATION_MS
|
||||
&& transcript.chars().count() <= SHORT_TRANSCRIPT_CHARS,
|
||||
transcript,
|
||||
}))
|
||||
}
|
||||
|
||||
#[utoipa::path(
|
||||
post,
|
||||
path = "/api/v1/feedback-lessons/{lesson_id}/mark-applied",
|
||||
tag = "语音反馈",
|
||||
summary = "标记短录音已加入反馈",
|
||||
description = "短录音文字直接加入反馈内容后，标记该节课无需再次汇总。",
|
||||
params(
|
||||
("X-User-Id" = Uuid, Header, description = "开发阶段用户 ID", example = json!("5a4da7f0-d70c-465f-bcab-124c504aa9f0")),
|
||||
("lesson_id" = Uuid, Path, description = "课堂录音 ID")
|
||||
),
|
||||
request_body(content = MarkLessonAppliedInput, content_type = "application/json"),
|
||||
responses(
|
||||
(status = 204, description = "已标记"),
|
||||
(status = 404, description = "课堂录音不存在或不属于当前用户", body = ErrorBody),
|
||||
CommonApiErrors
|
||||
)
|
||||
)]
|
||||
async fn mark_lesson_applied(
|
||||
State(state): State<SharedState>,
|
||||
headers: HeaderMap,
|
||||
Path(lesson_id): Path<Uuid>,
|
||||
Json(input): Json<MarkLessonAppliedInput>,
|
||||
) -> Result<axum::http::StatusCode, ApiError> {
|
||||
let owner_id = current_user(&headers)?;
|
||||
validate_draft_content(&input.content)?;
|
||||
let pool = pool(&state)?;
|
||||
let session_id = assert_lesson_owner(pool, owner_id, lesson_id).await?;
|
||||
let mut transaction = pool.begin().await?;
|
||||
let result = sqlx::query(
|
||||
"UPDATE lesson_sessions SET applied_directly = TRUE, updated_at = now() \
|
||||
WHERE id = $1 AND status = 'ready'",
|
||||
)
|
||||
.bind(lesson_id)
|
||||
.execute(&mut *transaction)
|
||||
.await?;
|
||||
if result.rows_affected() == 0 {
|
||||
return Err(ApiError::BadRequest("lesson is not ready".to_owned()));
|
||||
}
|
||||
sqlx::query("UPDATE feedback_sessions SET content = $2, updated_at = now() WHERE id = $1")
|
||||
.bind(session_id)
|
||||
.bind(&input.content)
|
||||
.execute(&mut *transaction)
|
||||
.await?;
|
||||
transaction.commit().await?;
|
||||
Ok(axum::http::StatusCode::NO_CONTENT)
|
||||
}
|
||||
|
||||
#[utoipa::path(
|
||||
post,
|
||||
path = "/api/v1/audio-segments/{segment_id}/retry",
|
||||
tag = "语音反馈",
|
||||
summary = "重试失败的录音转录",
|
||||
description = "将后端保留的失败音频重新加入转录队列，接口立即返回。",
|
||||
params(
|
||||
("X-User-Id" = Uuid, Header, description = "开发阶段用户 ID", example = json!("5a4da7f0-d70c-465f-bcab-124c504aa9f0")),
|
||||
("segment_id" = Uuid, Path, description = "录音片段 ID")
|
||||
),
|
||||
responses(
|
||||
(status = 200, description = "片段已重新进入转录队列", body = AudioSegmentResponse),
|
||||
(status = 404, description = "录音片段不存在或不属于当前用户", body = ErrorBody),
|
||||
CommonApiErrors
|
||||
)
|
||||
)]
|
||||
async fn retry_audio_segment(
|
||||
State(state): State<SharedState>,
|
||||
headers: HeaderMap,
|
||||
Path(segment_id): Path<Uuid>,
|
||||
) -> Result<Json<AudioSegmentResponse>, ApiError> {
|
||||
let owner_id = current_user(&headers)?;
|
||||
let segment = sqlx::query_as::<_, (i32, i32, String, Uuid)>(
|
||||
"SELECT s.sequence, s.duration_ms, s.audio_path, l.id \
|
||||
FROM audio_segments s \
|
||||
JOIN lesson_sessions l ON l.id = s.lesson_session_id \
|
||||
JOIN feedback_sessions f ON f.id = l.feedback_session_id \
|
||||
WHERE s.id = $1 AND f.owner_id = $2 AND f.status = 'active'",
|
||||
)
|
||||
.bind(segment_id)
|
||||
.bind(owner_id)
|
||||
.fetch_optional(pool(&state)?)
|
||||
.await?
|
||||
.ok_or(ApiError::NotFound)?;
|
||||
tokio::fs::metadata(&segment.2)
|
||||
.await
|
||||
.map_err(internal_io_error)?;
|
||||
sqlx::query(
|
||||
"UPDATE audio_segments SET status = 'processing', error_message = NULL, \
|
||||
processing_started_at = NULL, updated_at = now() WHERE id = $1",
|
||||
)
|
||||
.bind(segment_id)
|
||||
.execute(pool(&state)?)
|
||||
.await?;
|
||||
sqlx::query(
|
||||
"UPDATE lesson_sessions SET status = 'processing', updated_at = now() WHERE id = $1",
|
||||
)
|
||||
.bind(segment.3)
|
||||
.execute(pool(&state)?)
|
||||
.await?;
|
||||
let session_id = sqlx::query_scalar::<_, Uuid>(
|
||||
"SELECT feedback_session_id FROM lesson_sessions WHERE id = $1",
|
||||
)
|
||||
.bind(segment.3)
|
||||
.fetch_one(pool(&state)?)
|
||||
.await?;
|
||||
touch_session(pool(&state)?, session_id).await?;
|
||||
Ok(Json(AudioSegmentResponse {
|
||||
id: segment_id,
|
||||
sequence: segment.0,
|
||||
duration_ms: segment.1,
|
||||
status: "processing".to_owned(),
|
||||
error_message: None,
|
||||
}))
|
||||
}
|
||||
|
||||
#[utoipa::path(
|
||||
post,
|
||||
path = "/api/v1/feedback-sessions/{session_id}/generate",
|
||||
tag = "语音反馈",
|
||||
summary = "生成汇总反馈",
|
||||
description = "将尚未处理的长录音或多节课堂转录与教师已有内容合并。未配置大模型时使用本地抽取式汇总。",
|
||||
params(
|
||||
("X-User-Id" = Uuid, Header, description = "开发阶段用户 ID", example = json!("5a4da7f0-d70c-465f-bcab-124c504aa9f0")),
|
||||
("session_id" = Uuid, Path, description = "反馈批次 ID")
|
||||
),
|
||||
request_body(content = GenerateFeedbackInput, content_type = "application/json"),
|
||||
responses(
|
||||
(status = 200, description = "汇总后的反馈正文", body = GenerateFeedbackResponse),
|
||||
(status = 404, description = "反馈批次不存在或不属于当前用户", body = ErrorBody),
|
||||
CommonApiErrors
|
||||
)
|
||||
)]
|
||||
async fn generate_feedback_content(
|
||||
State(state): State<SharedState>,
|
||||
headers: HeaderMap,
|
||||
Path(session_id): Path<Uuid>,
|
||||
Json(input): Json<GenerateFeedbackInput>,
|
||||
) -> Result<Json<GenerateFeedbackResponse>, ApiError> {
|
||||
let owner_id = current_user(&headers)?;
|
||||
validate_draft_content(&input.existing_content)?;
|
||||
assert_session_owner(pool(&state)?, owner_id, session_id).await?;
|
||||
let pending_status = sqlx::query_as::<_, (bool, bool)>(
|
||||
"SELECT \
|
||||
EXISTS(SELECT 1 FROM audio_segments s JOIN lesson_sessions l ON l.id = s.lesson_session_id \
|
||||
WHERE l.feedback_session_id = $1 AND s.status = 'processing'), \
|
||||
EXISTS(SELECT 1 FROM audio_segments s JOIN lesson_sessions l ON l.id = s.lesson_session_id \
|
||||
WHERE l.feedback_session_id = $1 AND s.status = 'failed')",
|
||||
)
|
||||
.bind(session_id)
|
||||
.fetch_one(pool(&state)?)
|
||||
.await?;
|
||||
if pending_status.0 {
|
||||
return Err(ApiError::BadRequest(
|
||||
"录音仍在后台转录中，请稍后再生成反馈".to_owned(),
|
||||
));
|
||||
}
|
||||
if pending_status.1 {
|
||||
return Err(ApiError::BadRequest(
|
||||
"部分录音转录失败，请重试后再生成反馈".to_owned(),
|
||||
));
|
||||
}
|
||||
let lessons = sqlx::query_as::<_, (Uuid, String)>(
|
||||
"SELECT l.id, string_agg(s.transcript, E'\\n' ORDER BY s.sequence) \
|
||||
FROM lesson_sessions l \
|
||||
JOIN audio_segments s ON s.lesson_session_id = l.id \
|
||||
WHERE l.feedback_session_id = $1 AND l.status = 'ready' \
|
||||
AND l.applied_directly = FALSE AND l.included_in_generation = FALSE \
|
||||
AND s.status = 'ready' AND s.transcript IS NOT NULL \
|
||||
GROUP BY l.id, l.sequence ORDER BY l.sequence",
|
||||
)
|
||||
.bind(session_id)
|
||||
.fetch_all(pool(&state)?)
|
||||
.await?;
|
||||
if lessons.is_empty() {
|
||||
return Err(ApiError::BadRequest("没有待汇总的录音内容".to_owned()));
|
||||
}
|
||||
let transcripts = lessons
|
||||
.iter()
|
||||
.map(|lesson| lesson.1.clone())
|
||||
.collect::<Vec<_>>();
|
||||
let summary = state
|
||||
.summary
|
||||
.summarize(&input.existing_content, &transcripts)
|
||||
.await
|
||||
.map_err(ApiError::ServiceUnavailable)?;
|
||||
let lesson_ids = lessons.iter().map(|lesson| lesson.0).collect::<Vec<_>>();
|
||||
let pool = pool(&state)?;
|
||||
let mut transaction = pool.begin().await?;
|
||||
sqlx::query(
|
||||
"UPDATE lesson_sessions SET included_in_generation = TRUE, updated_at = now() \
|
||||
WHERE id = ANY($1)",
|
||||
)
|
||||
.bind(&lesson_ids)
|
||||
.execute(&mut *transaction)
|
||||
.await?;
|
||||
sqlx::query("UPDATE feedback_sessions SET content = $2, updated_at = now() WHERE id = $1")
|
||||
.bind(session_id)
|
||||
.bind(&summary.content)
|
||||
.execute(&mut *transaction)
|
||||
.await?;
|
||||
transaction.commit().await?;
|
||||
|
||||
Ok(Json(GenerateFeedbackResponse {
|
||||
content: summary.content,
|
||||
method: summary.method.to_owned(),
|
||||
}))
|
||||
}
|
||||
|
||||
async fn load_session_response(
|
||||
pool: &PgPool,
|
||||
session: FeedbackSessionRow,
|
||||
) -> Result<FeedbackSessionResponse, ApiError> {
|
||||
let lessons = sqlx::query_as::<_, LessonRow>(
|
||||
"SELECT id, sequence, status, duration_ms, applied_directly, included_in_generation, \
|
||||
started_at, ended_at FROM lesson_sessions \
|
||||
WHERE feedback_session_id = $1 ORDER BY sequence",
|
||||
)
|
||||
.bind(session.id)
|
||||
.fetch_all(pool)
|
||||
.await?;
|
||||
let segments = sqlx::query_as::<_, SegmentRow>(
|
||||
"SELECT s.id, s.lesson_session_id, s.sequence, s.duration_ms, s.status, s.error_message \
|
||||
FROM audio_segments s JOIN lesson_sessions l ON l.id = s.lesson_session_id \
|
||||
WHERE l.feedback_session_id = $1 ORDER BY l.sequence, s.sequence",
|
||||
)
|
||||
.bind(session.id)
|
||||
.fetch_all(pool)
|
||||
.await?;
|
||||
let processing_segment_count = segments
|
||||
.iter()
|
||||
.filter(|segment| segment.status == "processing")
|
||||
.count()
|
||||
+ lessons
|
||||
.iter()
|
||||
.filter(|lesson| matches!(lesson.status.as_str(), "recording" | "processing"))
|
||||
.count();
|
||||
let failed_segment_count = segments
|
||||
.iter()
|
||||
.filter(|segment| segment.status == "failed")
|
||||
.count();
|
||||
let total_duration_ms = lessons
|
||||
.iter()
|
||||
.map(|lesson| i64::from(lesson.duration_ms))
|
||||
.sum();
|
||||
let needs_generation = lessons.iter().any(|lesson| {
|
||||
lesson.status == "ready" && !lesson.applied_directly && !lesson.included_in_generation
|
||||
});
|
||||
let mut segments_by_lesson: HashMap<Uuid, Vec<AudioSegmentResponse>> = HashMap::new();
|
||||
for segment in segments {
|
||||
segments_by_lesson
|
||||
.entry(segment.lesson_session_id)
|
||||
.or_default()
|
||||
.push(AudioSegmentResponse {
|
||||
id: segment.id,
|
||||
sequence: segment.sequence,
|
||||
duration_ms: segment.duration_ms,
|
||||
status: segment.status,
|
||||
error_message: segment.error_message,
|
||||
});
|
||||
}
|
||||
let lesson_count = lessons.len();
|
||||
let lesson_responses = lessons
|
||||
.into_iter()
|
||||
.map(|lesson| LessonSummaryResponse {
|
||||
id: lesson.id,
|
||||
sequence: lesson.sequence,
|
||||
status: lesson.status,
|
||||
duration_ms: lesson.duration_ms,
|
||||
applied_directly: lesson.applied_directly,
|
||||
included_in_generation: lesson.included_in_generation,
|
||||
segments: segments_by_lesson.remove(&lesson.id).unwrap_or_default(),
|
||||
started_at: lesson.started_at,
|
||||
ended_at: lesson.ended_at,
|
||||
})
|
||||
.collect();
|
||||
|
||||
Ok(FeedbackSessionResponse {
|
||||
id: session.id,
|
||||
profile_id: session.profile_id,
|
||||
feedback_date: session.feedback_date,
|
||||
content: session.content,
|
||||
status: session.status,
|
||||
lesson_count,
|
||||
total_duration_ms,
|
||||
processing_segment_count,
|
||||
failed_segment_count,
|
||||
needs_generation,
|
||||
lessons: lesson_responses,
|
||||
created_at: session.created_at,
|
||||
updated_at: session.updated_at,
|
||||
})
|
||||
}
|
||||
|
||||
async fn parse_multipart_i32(
|
||||
field: axum::extract::multipart::Field<'_>,
|
||||
name: &str,
|
||||
) -> Result<i32, ApiError> {
|
||||
field
|
||||
.text()
|
||||
.await
|
||||
.map_err(|_| ApiError::BadRequest(format!("{name} is invalid")))?
|
||||
.parse()
|
||||
.map_err(|_| ApiError::BadRequest(format!("{name} must be an integer")))
|
||||
}
|
||||
|
||||
fn current_user(headers: &HeaderMap) -> Result<Uuid, ApiError> {
|
||||
let value = headers
|
||||
.get("x-user-id")
|
||||
.and_then(|header| header.to_str().ok())
|
||||
.ok_or(ApiError::Unauthorized)?;
|
||||
Uuid::parse_str(value).map_err(|_| ApiError::BadRequest("X-User-Id must be a UUID".to_owned()))
|
||||
}
|
||||
|
||||
fn pool(state: &AppState) -> Result<&PgPool, ApiError> {
|
||||
state.pool.as_ref().ok_or(ApiError::DatabaseUnavailable)
|
||||
}
|
||||
|
||||
async fn assert_profile_owner(
|
||||
pool: &PgPool,
|
||||
owner_id: Uuid,
|
||||
profile_id: Uuid,
|
||||
) -> Result<(), ApiError> {
|
||||
let exists = sqlx::query_scalar::<_, bool>(
|
||||
"SELECT EXISTS(SELECT 1 FROM student_profiles WHERE id = $1 AND owner_id = $2)",
|
||||
)
|
||||
.bind(profile_id)
|
||||
.bind(owner_id)
|
||||
.fetch_one(pool)
|
||||
.await?;
|
||||
if exists {
|
||||
Ok(())
|
||||
} else {
|
||||
Err(ApiError::NotFound)
|
||||
}
|
||||
}
|
||||
|
||||
async fn assert_session_owner(
|
||||
pool: &PgPool,
|
||||
owner_id: Uuid,
|
||||
session_id: Uuid,
|
||||
) -> Result<(), ApiError> {
|
||||
let exists = sqlx::query_scalar::<_, bool>(
|
||||
"SELECT EXISTS(SELECT 1 FROM feedback_sessions WHERE id = $1 AND owner_id = $2 AND status = 'active')",
|
||||
)
|
||||
.bind(session_id)
|
||||
.bind(owner_id)
|
||||
.fetch_one(pool)
|
||||
.await?;
|
||||
if exists {
|
||||
Ok(())
|
||||
} else {
|
||||
Err(ApiError::NotFound)
|
||||
}
|
||||
}
|
||||
|
||||
async fn assert_lesson_owner(
|
||||
pool: &PgPool,
|
||||
owner_id: Uuid,
|
||||
lesson_id: Uuid,
|
||||
) -> Result<Uuid, ApiError> {
|
||||
sqlx::query_scalar::<_, Uuid>(
|
||||
"SELECT f.id FROM lesson_sessions l \
|
||||
JOIN feedback_sessions f ON f.id = l.feedback_session_id \
|
||||
WHERE l.id = $1 AND f.owner_id = $2 AND f.status = 'active'",
|
||||
)
|
||||
.bind(lesson_id)
|
||||
.bind(owner_id)
|
||||
.fetch_optional(pool)
|
||||
.await?
|
||||
.ok_or(ApiError::NotFound)
|
||||
}
|
||||
|
||||
async fn touch_session(pool: &PgPool, session_id: Uuid) -> Result<(), ApiError> {
|
||||
sqlx::query("UPDATE feedback_sessions SET updated_at = now() WHERE id = $1")
|
||||
.bind(session_id)
|
||||
.execute(pool)
|
||||
.await?;
|
||||
Ok(())
|
||||
}
|
||||
|
||||
fn internal_io_error(error: std::io::Error) -> ApiError {
|
||||
tracing::error!(?error, "audio file operation failed");
|
||||
ApiError::Internal
|
||||
}
|
||||
|
||||
fn validate_draft_content(content: &str) -> Result<(), ApiError> {
|
||||
if content.chars().count() > 2000 {
|
||||
return Err(ApiError::BadRequest(
|
||||
"feedback content cannot exceed 2000 characters".to_owned(),
|
||||
));
|
||||
}
|
||||
Ok(())
|
||||
}
|
||||
Reference in New Issue
Block a user