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//! Database models for the files table.
use chrono::{DateTime, Utc};
use serde::{Deserialize, Serialize};
use sqlx::FromRow;
use utoipa::ToSchema;
use uuid::Uuid;
/// TranscriptEntry stored in JSONB - matches frontend TranscriptEntry
#[derive(Debug, Clone, Serialize, Deserialize, ToSchema)]
#[serde(rename_all = "camelCase")]
pub struct TranscriptEntry {
pub id: String,
pub speaker: String,
pub start: f32,
pub end: f32,
pub text: String,
pub is_final: bool,
}
/// Chart type for visualization elements
#[derive(Debug, Clone, Serialize, Deserialize, ToSchema)]
#[serde(rename_all = "lowercase")]
pub enum ChartType {
Line,
Bar,
Pie,
Area,
}
/// Body element types for structured file content
#[derive(Debug, Clone, Serialize, Deserialize, ToSchema)]
#[serde(tag = "type", rename_all = "camelCase")]
pub enum BodyElement {
/// Heading element (h1-h6)
Heading { level: u8, text: String },
/// Paragraph text
Paragraph { text: String },
/// Chart visualization
Chart {
#[serde(rename = "chartType")]
chart_type: ChartType,
title: Option<String>,
data: serde_json::Value,
config: Option<serde_json::Value>,
},
/// Image element (deferred for MVP)
Image {
src: String,
alt: Option<String>,
caption: Option<String>,
},
}
/// File record from the database.
#[derive(Debug, Clone, FromRow, Serialize, ToSchema)]
#[serde(rename_all = "camelCase")]
pub struct File {
pub id: Uuid,
pub owner_id: Uuid,
pub name: String,
pub description: Option<String>,
#[sqlx(json)]
pub transcript: Vec<TranscriptEntry>,
pub location: Option<String>,
/// AI-generated summary of the transcript
pub summary: Option<String>,
/// Structured body content (headings, paragraphs, charts)
#[sqlx(json)]
pub body: Vec<BodyElement>,
/// Version number for optimistic locking
pub version: i32,
pub created_at: DateTime<Utc>,
pub updated_at: DateTime<Utc>,
}
/// Request payload for creating a new file.
#[derive(Debug, Deserialize, ToSchema)]
#[serde(rename_all = "camelCase")]
pub struct CreateFileRequest {
/// Name of the file (auto-generated if not provided)
pub name: Option<String>,
/// Optional description
pub description: Option<String>,
/// Transcript entries
pub transcript: Vec<TranscriptEntry>,
/// Storage location (e.g., s3://bucket/path) - not used yet
pub location: Option<String>,
}
/// Request payload for updating an existing file.
#[derive(Debug, Deserialize, ToSchema)]
#[serde(rename_all = "camelCase")]
pub struct UpdateFileRequest {
/// New name (optional)
pub name: Option<String>,
/// New description (optional)
pub description: Option<String>,
/// New transcript (optional)
pub transcript: Option<Vec<TranscriptEntry>>,
/// AI-generated summary (optional)
pub summary: Option<String>,
/// Structured body content (optional)
pub body: Option<Vec<BodyElement>>,
/// Version for optimistic locking (required for updates from frontend)
pub version: Option<i32>,
}
/// Response for file list endpoint.
#[derive(Debug, Serialize, ToSchema)]
#[serde(rename_all = "camelCase")]
pub struct FileListResponse {
pub files: Vec<FileSummary>,
pub total: i64,
}
/// Summary of a file for list views (excludes full transcript).
#[derive(Debug, Clone, Serialize, ToSchema)]
#[serde(rename_all = "camelCase")]
pub struct FileSummary {
pub id: Uuid,
pub name: String,
pub description: Option<String>,
pub transcript_count: usize,
/// Duration derived from last transcript end time
pub duration: Option<f32>,
/// Version number for optimistic locking
pub version: i32,
pub created_at: DateTime<Utc>,
pub updated_at: DateTime<Utc>,
}
impl From<File> for FileSummary {
fn from(file: File) -> Self {
let duration = file
.transcript
.iter()
.map(|t| t.end)
.fold(0.0_f32, f32::max);
Self {
id: file.id,
name: file.name,
description: file.description,
transcript_count: file.transcript.len(),
duration: if duration > 0.0 { Some(duration) } else { None },
version: file.version,
created_at: file.created_at,
updated_at: file.updated_at,
}
}
}
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