backbone-bucket 0.4.0

//! Thumbnail DTOs (Data Transfer Objects)
//!
//! Generated by metaphor-schema. Do not edit manually.
//!
//! DTOs provide a clean separation between domain entities and API
//! representations, with validation and OpenAPI documentation support.

use serde::{Deserialize, Serialize};
use uuid::Uuid;
use chrono::{DateTime, Utc};

#[cfg(feature = "openapi")]
#[cfg(feature = "openapi")]
use utoipa::ToSchema;

#[cfg(feature = "validation")]
use validator::Validate;

use crate::domain::entity::Thumbnail;
use crate::domain::entity::AuditMetadata;
use crate::domain::entity::ThumbnailSize;

// =============================================================================
// Create DTO
// =============================================================================

/// Request DTO for creating a new Thumbnail
///
/// Used in POST requests to create new entities.
/// Excludes auto-generated fields (id, created_at, updated_at, deleted_at).
#[derive(Debug, Clone, Deserialize)]
#[cfg_attr(feature = "openapi", derive(ToSchema))]
#[cfg_attr(feature = "validation", derive(Validate))]
#[serde(rename_all = "camelCase")]
pub struct CreateThumbnailDto {
    #[cfg_attr(feature = "openapi", schema(example = "550e8400-e29b-41d4-a716-446655440000"))]
    #[serde(alias = "file_id")]
    pub file_id: Uuid,
    pub size: ThumbnailSize,
    #[cfg_attr(feature = "openapi", schema(example = 42))]
    pub width: i32,
    #[cfg_attr(feature = "openapi", schema(example = 42))]
    pub height: i32,
    #[cfg_attr(feature = "openapi", schema(example = "example"))]
    #[serde(alias = "storage_key")]
    pub storage_key: String,
    #[cfg_attr(feature = "openapi", schema(example = "example"))]
    #[serde(alias = "storage_backend")]
    pub storage_backend: String,
    #[cfg_attr(feature = "openapi", schema(example = "example"))]
    #[serde(alias = "mime_type")]
    pub mime_type: String,
    #[cfg_attr(feature = "openapi", schema(example = "example"))]
    pub format: String,
    #[cfg_attr(feature = "openapi", schema(example = 42))]
    pub quality: i32,
    #[cfg_attr(feature = "openapi", schema(example = 42))]
    #[serde(alias = "size_bytes")]
    pub size_bytes: i64,
    #[cfg_attr(feature = "openapi", schema(example = "2024-01-01T00:00:00Z"))]
    #[serde(alias = "generated_at")]
    pub generated_at: DateTime<Utc>,
    #[serde(default, skip_serializing_if = "Option::is_none", alias = "generation_time_ms")]
    pub generation_time_ms: Option<i32>,
    #[cfg_attr(feature = "openapi", schema(example = 42))]
    #[serde(alias = "source_version")]
    pub source_version: i32,
    #[serde(default, skip_serializing_if = "Option::is_none", alias = "cdn_url")]
    pub cdn_url: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none", alias = "cache_expires_at")]
    pub cache_expires_at: Option<DateTime<Utc>>,
    #[cfg_attr(feature = "openapi", schema(example = true))]
    #[serde(alias = "is_stale")]
    pub is_stale: bool,
}

// =============================================================================
// Update DTO
// =============================================================================

/// Request DTO for full update of a Thumbnail
///
/// Used in PUT requests for full entity replacement.
/// All fields are required (except auto-generated ones).
#[derive(Debug, Clone, Deserialize)]
#[cfg_attr(feature = "openapi", derive(ToSchema))]
#[cfg_attr(feature = "validation", derive(Validate))]
#[serde(rename_all = "camelCase")]
pub struct UpdateThumbnailDto {
    #[cfg_attr(feature = "openapi", schema(example = "550e8400-e29b-41d4-a716-446655440000"))]
    #[serde(alias = "file_id")]
    pub file_id: Uuid,
    pub size: ThumbnailSize,
    #[cfg_attr(feature = "openapi", schema(example = 42))]
    pub width: i32,
    #[cfg_attr(feature = "openapi", schema(example = 42))]
    pub height: i32,
    #[cfg_attr(feature = "openapi", schema(example = "example"))]
    #[serde(alias = "storage_key")]
    pub storage_key: String,
    #[cfg_attr(feature = "openapi", schema(example = "example"))]
    #[serde(alias = "storage_backend")]
    pub storage_backend: String,
    #[cfg_attr(feature = "openapi", schema(example = "example"))]
    #[serde(alias = "mime_type")]
    pub mime_type: String,
    #[cfg_attr(feature = "openapi", schema(example = "example"))]
    pub format: String,
    #[cfg_attr(feature = "openapi", schema(example = 42))]
    pub quality: i32,
    #[cfg_attr(feature = "openapi", schema(example = 42))]
    #[serde(alias = "size_bytes")]
    pub size_bytes: i64,
    #[cfg_attr(feature = "openapi", schema(example = "2024-01-01T00:00:00Z"))]
    #[serde(alias = "generated_at")]
    pub generated_at: DateTime<Utc>,
    #[serde(default, skip_serializing_if = "Option::is_none", alias = "generation_time_ms")]
    pub generation_time_ms: Option<i32>,
    #[cfg_attr(feature = "openapi", schema(example = 42))]
    #[serde(alias = "source_version")]
    pub source_version: i32,
    #[serde(default, skip_serializing_if = "Option::is_none", alias = "cdn_url")]
    pub cdn_url: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none", alias = "cache_expires_at")]
    pub cache_expires_at: Option<DateTime<Utc>>,
    #[cfg_attr(feature = "openapi", schema(example = true))]
    #[serde(alias = "is_stale")]
    pub is_stale: bool,
}

// =============================================================================
// Patch DTO
// =============================================================================

/// Request DTO for partial update of a Thumbnail
///
/// Used in PATCH requests for partial updates.
/// All fields are optional - only provided fields will be updated.
#[derive(Debug, Clone, Default, Deserialize)]
#[cfg_attr(feature = "openapi", derive(ToSchema))]
#[cfg_attr(feature = "validation", derive(Validate))]
#[serde(rename_all = "camelCase")]
pub struct PatchThumbnailDto {
    #[cfg_attr(feature = "openapi", schema(example = "550e8400-e29b-41d4-a716-446655440000"))]
    #[serde(skip_serializing_if = "Option::is_none", alias = "file_id")]
    pub file_id: Option<Uuid>,
    #[serde(skip_serializing_if = "Option::is_none")]
    pub size: Option<ThumbnailSize>,
    #[cfg_attr(feature = "openapi", schema(example = 42))]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub width: Option<i32>,
    #[cfg_attr(feature = "openapi", schema(example = 42))]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub height: Option<i32>,
    #[cfg_attr(feature = "openapi", schema(example = "example"))]
    #[serde(skip_serializing_if = "Option::is_none", alias = "storage_key")]
    pub storage_key: Option<String>,
    #[cfg_attr(feature = "openapi", schema(example = "example"))]
    #[serde(skip_serializing_if = "Option::is_none", alias = "storage_backend")]
    pub storage_backend: Option<String>,
    #[cfg_attr(feature = "openapi", schema(example = "example"))]
    #[serde(skip_serializing_if = "Option::is_none", alias = "mime_type")]
    pub mime_type: Option<String>,
    #[cfg_attr(feature = "openapi", schema(example = "example"))]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub format: Option<String>,
    #[cfg_attr(feature = "openapi", schema(example = 42))]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub quality: Option<i32>,
    #[cfg_attr(feature = "openapi", schema(example = 42))]
    #[serde(skip_serializing_if = "Option::is_none", alias = "size_bytes")]
    pub size_bytes: Option<i64>,
    #[cfg_attr(feature = "openapi", schema(example = "2024-01-01T00:00:00Z"))]
    #[serde(skip_serializing_if = "Option::is_none", alias = "generated_at")]
    pub generated_at: Option<DateTime<Utc>>,
    #[serde(skip_serializing_if = "Option::is_none", alias = "generation_time_ms")]
    pub generation_time_ms: Option<i32>,
    #[cfg_attr(feature = "openapi", schema(example = 42))]
    #[serde(skip_serializing_if = "Option::is_none", alias = "source_version")]
    pub source_version: Option<i32>,
    #[serde(skip_serializing_if = "Option::is_none", alias = "cdn_url")]
    pub cdn_url: Option<String>,
    #[serde(skip_serializing_if = "Option::is_none", alias = "cache_expires_at")]
    pub cache_expires_at: Option<DateTime<Utc>>,
    #[cfg_attr(feature = "openapi", schema(example = true))]
    #[serde(skip_serializing_if = "Option::is_none", alias = "is_stale")]
    pub is_stale: Option<bool>,
}

impl PatchThumbnailDto {
    /// Check if any field is set
    pub fn has_changes(&self) -> bool {
        self.file_id.is_some() || self.size.is_some() || self.width.is_some() || self.height.is_some() || self.storage_key.is_some() || self.storage_backend.is_some() || self.mime_type.is_some() || self.format.is_some() || self.quality.is_some() || self.size_bytes.is_some() || self.generated_at.is_some() || self.generation_time_ms.is_some() || self.source_version.is_some() || self.cdn_url.is_some() || self.cache_expires_at.is_some() || self.is_stale.is_some()
    }
}

// =============================================================================
// Response DTO
// =============================================================================

/// Response DTO for Thumbnail entity
///
/// Used in API responses for single entity.
/// Includes all fields including metadata.
#[derive(Debug, Clone, Serialize)]
#[cfg_attr(feature = "openapi", derive(ToSchema))]
#[serde(rename_all = "camelCase")]
pub struct ThumbnailResponseDto {
    #[cfg_attr(feature = "openapi", schema(example = "550e8400-e29b-41d4-a716-446655440000"))]
    pub id: Uuid,
    #[cfg_attr(feature = "openapi", schema(example = "550e8400-e29b-41d4-a716-446655440000"))]
    pub file_id: Uuid,
    pub size: ThumbnailSize,
    #[cfg_attr(feature = "openapi", schema(example = 42))]
    pub width: i32,
    #[cfg_attr(feature = "openapi", schema(example = 42))]
    pub height: i32,
    #[cfg_attr(feature = "openapi", schema(example = "example"))]
    pub storage_key: String,
    #[cfg_attr(feature = "openapi", schema(example = "example"))]
    pub storage_backend: String,
    #[cfg_attr(feature = "openapi", schema(example = "example"))]
    pub mime_type: String,
    #[cfg_attr(feature = "openapi", schema(example = "example"))]
    pub format: String,
    #[cfg_attr(feature = "openapi", schema(example = 42))]
    pub quality: i32,
    #[cfg_attr(feature = "openapi", schema(example = 42))]
    pub size_bytes: i64,
    #[cfg_attr(feature = "openapi", schema(example = "2024-01-01T00:00:00Z"))]
    pub generated_at: DateTime<Utc>,
    pub generation_time_ms: Option<i32>,
    #[cfg_attr(feature = "openapi", schema(example = 42))]
    pub source_version: i32,
    pub cdn_url: Option<String>,
    pub cache_expires_at: Option<DateTime<Utc>>,
    #[cfg_attr(feature = "openapi", schema(example = true))]
    pub is_stale: bool,
    pub metadata: AuditMetadata,
}

// =============================================================================
// List Response DTO
// =============================================================================

/// Paginated list response for Thumbnail entities
///
/// Used in API responses for list endpoints.
/// Includes pagination metadata.
#[derive(Debug, Clone, Serialize)]
#[cfg_attr(feature = "openapi", derive(ToSchema))]
#[serde(rename_all = "camelCase")]
pub struct ThumbnailListResponseDto {
    /// List of items
    pub items: Vec<ThumbnailResponseDto>,
    /// Total number of items (across all pages)
    pub total: u64,
    /// Current page number (1-indexed)
    pub page: u32,
    /// Number of items per page
    pub per_page: u32,
    /// Total number of pages
    pub total_pages: u32,
    /// Whether there is a next page
    pub has_next: bool,
    /// Whether there is a previous page
    pub has_prev: bool,
}

impl ThumbnailListResponseDto {
    /// Create a new list response from items and pagination info
    pub fn new(items: Vec<ThumbnailResponseDto>, total: u64, page: u32, per_page: u32) -> Self {
        let total_pages = if per_page > 0 {
            ((total as f64) / (per_page as f64)).ceil() as u32
        } else {
            0
        };
        Self {
            items,
            total,
            page,
            per_page,
            total_pages,
            has_next: page < total_pages,
            has_prev: page > 1,
        }
    }
}

/// Summary DTO for list views (compact version)
#[derive(Debug, Clone, Serialize)]
#[cfg_attr(feature = "openapi", derive(ToSchema))]
#[serde(rename_all = "camelCase")]
pub struct ThumbnailSummaryDto {
    pub id: Uuid,
    pub file_id: Uuid,
    pub size: ThumbnailSize,
    pub width: i32,
    pub created_at: Option<DateTime<Utc>>,
}

// =============================================================================
// Conversions
// =============================================================================

impl From<Thumbnail> for ThumbnailResponseDto {
    fn from(entity: Thumbnail) -> Self {
        Self {
            id: entity.id,
            file_id: entity.file_id,
            size: entity.size,
            width: entity.width,
            height: entity.height,
            storage_key: entity.storage_key,
            storage_backend: entity.storage_backend,
            mime_type: entity.mime_type,
            format: entity.format,
            quality: entity.quality,
            size_bytes: entity.size_bytes,
            generated_at: entity.generated_at,
            generation_time_ms: entity.generation_time_ms,
            source_version: entity.source_version,
            cdn_url: entity.cdn_url,
            cache_expires_at: entity.cache_expires_at,
            is_stale: entity.is_stale,
            metadata: entity.metadata,
        }
    }
}

impl From<Thumbnail> for ThumbnailSummaryDto {
    fn from(entity: Thumbnail) -> Self {
        let created_at = backbone_core::PersistentEntity::created_at(&entity);
        Self {
            id: entity.id,
            file_id: entity.file_id,
            size: entity.size,
            width: entity.width,
            created_at,
        }
    }
}

impl From<CreateThumbnailDto> for Thumbnail {
    fn from(dto: CreateThumbnailDto) -> Self {
        Self {
            id: Uuid::new_v4(),
            file_id: dto.file_id,
            size: dto.size,
            width: dto.width,
            height: dto.height,
            storage_key: dto.storage_key,
            storage_backend: dto.storage_backend,
            mime_type: dto.mime_type,
            format: dto.format,
            quality: dto.quality,
            size_bytes: dto.size_bytes,
            generated_at: dto.generated_at,
            generation_time_ms: dto.generation_time_ms,
            source_version: dto.source_version,
            cdn_url: dto.cdn_url,
            cache_expires_at: dto.cache_expires_at,
            is_stale: dto.is_stale,
            metadata: AuditMetadata::default(),
        }
    }
}

impl From<&Thumbnail> for ThumbnailResponseDto {
    fn from(entity: &Thumbnail) -> Self {
        Self {
            id: entity.id.clone(),
            file_id: entity.file_id.clone(),
            size: entity.size.clone(),
            width: entity.width.clone(),
            height: entity.height.clone(),
            storage_key: entity.storage_key.clone(),
            storage_backend: entity.storage_backend.clone(),
            mime_type: entity.mime_type.clone(),
            format: entity.format.clone(),
            quality: entity.quality.clone(),
            size_bytes: entity.size_bytes.clone(),
            generated_at: entity.generated_at.clone(),
            generation_time_ms: entity.generation_time_ms.clone(),
            source_version: entity.source_version.clone(),
            cdn_url: entity.cdn_url.clone(),
            cache_expires_at: entity.cache_expires_at.clone(),
            is_stale: entity.is_stale.clone(),
            metadata: entity.metadata.clone(),
        }
    }
}

impl backbone_core::FromCreateDto<CreateThumbnailDto> for Thumbnail {
    fn from_create_dto(dto: CreateThumbnailDto) -> backbone_core::ServiceResult<Self> {
        Ok(Thumbnail::from(dto))
    }
}

impl backbone_core::ApplyUpdateDto<UpdateThumbnailDto> for Thumbnail {
    fn apply_update(mut self, dto: UpdateThumbnailDto) -> backbone_core::ServiceResult<Self> {
        self.file_id = dto.file_id;
        self.size = dto.size;
        self.width = dto.width;
        self.height = dto.height;
        self.storage_key = dto.storage_key;
        self.storage_backend = dto.storage_backend;
        self.mime_type = dto.mime_type;
        self.format = dto.format;
        self.quality = dto.quality;
        self.size_bytes = dto.size_bytes;
        self.generated_at = dto.generated_at;
        self.generation_time_ms = dto.generation_time_ms;
        self.source_version = dto.source_version;
        self.cdn_url = dto.cdn_url;
        self.cache_expires_at = dto.cache_expires_at;
        self.is_stale = dto.is_stale;
        Ok(self)
    }
}

// =============================================================================
// Custom DTOs
// =============================================================================

// <<< CUSTOM DTOs
// Add custom DTOs specific to Thumbnail here.
// This section will be preserved during regeneration.
// >>> END CUSTOM DTOs