backbone-bucket 0.4.0

//! Computed Fields Module
//!
//! Generated by metaphor-schema.
//!
//! Provides virtual/computed fields for entities based on their data and relationships.
//! These fields are not stored in the database but calculated on-demand.

use std::collections::HashMap;
use serde::{Deserialize, Serialize};
#[allow(unused_imports)]
use chrono::{DateTime, Utc, NaiveDate};

use crate::domain::entity::*;

/// Trait for entities that have computed fields
pub trait HasComputedFields {
    /// Get all computed field values
    fn computed_fields(&self) -> ComputedFieldValues;

    /// Get a specific computed field value
    fn computed_field(&self, name: &str) -> Option<serde_json::Value>;
}

/// Collection of computed field values
#[derive(Debug, Clone, Default, Serialize, Deserialize)]
pub struct ComputedFieldValues {
    pub fields: HashMap<String, serde_json::Value>,
}

impl ComputedFieldValues {
    pub fn new() -> Self {
        Self { fields: HashMap::new() }
    }

    pub fn set(&mut self, name: impl Into<String>, value: serde_json::Value) {
        self.fields.insert(name.into(), value);
    }

    pub fn get(&self, name: &str) -> Option<&serde_json::Value> {
        self.fields.get(name)
    }

    pub fn get_bool(&self, name: &str) -> Option<bool> {
        self.fields.get(name).and_then(|v| v.as_bool())
    }

    pub fn get_str(&self, name: &str) -> Option<&str> {
        self.fields.get(name).and_then(|v| v.as_str())
    }

    pub fn get_i64(&self, name: &str) -> Option<i64> {
        self.fields.get(name).and_then(|v| v.as_i64())
    }
}

/// Computed fields for Bucket entity
impl HasComputedFields for Bucket {
    fn computed_fields(&self) -> ComputedFieldValues {
        let mut fields = ComputedFieldValues::new();

        // is_empty
        fields.set("is_empty", serde_json::json!(self.file_count == 0));

        // usage_bytes
        fields.set("usage_bytes", serde_json::json!(self.total_size_bytes));

        // average_file_size
        fields.set("average_file_size", serde_json::json!(self.file_count > 0));

        // is_accessible
        fields.set("is_accessible", serde_json::json!(self.status == BucketStatus::Active || self.status == BucketStatus::Readonly));

        // accepts_uploads
        fields.set("accepts_uploads", serde_json::json!(self.status == BucketStatus::Active));

        fields
    }

    fn computed_field(&self, name: &str) -> Option<serde_json::Value> {
        self.computed_fields().fields.get(name).cloned()
    }
}

/// Computed fields for ConversionJob entity
impl HasComputedFields for ConversionJob {
    fn computed_fields(&self) -> ComputedFieldValues {
        let mut fields = ComputedFieldValues::new();

        // is_active
        fields.set("is_active", serde_json::json!(self.status));

        // is_terminal
        fields.set("is_terminal", serde_json::json!(self.status));

        // can_retry
        // WARNING: Expression references fields not on this entity: ["retry_count"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("can_retry", serde_json::json!(null));

        // progress_percentage
        fields.set("progress_percentage", serde_json::json!(self.progress));

        // duration_seconds
        fields.set("duration_seconds", serde_json::json!(self.started_at.is_some() && self.completed_at.is_some()));

        fields
    }

    fn computed_field(&self, name: &str) -> Option<serde_json::Value> {
        self.computed_fields().fields.get(name).cloned()
    }
}

/// Computed fields for FileComment entity
impl HasComputedFields for FileComment {
    fn computed_fields(&self) -> ComputedFieldValues {
        let mut fields = ComputedFieldValues::new();

        // is_reply
        fields.set("is_reply", serde_json::json!(self.parent_id.is_some()));

        // is_resolved
        fields.set("is_resolved", serde_json::json!(self.status == CommentStatus::Resolved));

        // is_deleted
        fields.set("is_deleted", serde_json::json!(self.status == CommentStatus::Deleted));

        // is_editable
        // NOTE: Expression requires runtime context ($actor) - requires repository access
        // Implement via async computed field trait or cache
        fields.set("is_editable", serde_json::json!(null));

        // has_annotation
        fields.set("has_annotation", serde_json::json!(self.annotation_region.is_some()));

        // has_mentions
        // NOTE: Contains repository-dependent function - requires repository access
        // Implement via async computed field trait or cache
        fields.set("has_mentions", serde_json::json!(null));

        // reply_count
        // WARNING: Expression references fields not on this entity: ["FileComment"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("reply_count", serde_json::json!(null));

        fields
    }

    fn computed_field(&self, name: &str) -> Option<serde_json::Value> {
        self.computed_fields().fields.get(name).cloned()
    }
}

/// Computed fields for FileLock entity
impl HasComputedFields for FileLock {
    fn computed_fields(&self) -> ComputedFieldValues {
        let mut fields = ComputedFieldValues::new();

        // is_active
        fields.set("is_active", serde_json::json!(self.status == LockStatus::Active && self.expires_at > chrono::Utc::now()));

        // is_expired
        fields.set("is_expired", serde_json::json!(self.status == LockStatus::Expired || self.expires_at <= chrono::Utc::now()));

        // time_remaining_minutes
        fields.set("time_remaining_minutes", serde_json::json!(self.status == LockStatus::Active));

        // can_refresh
        // WARNING: Expression references fields not on this entity: ["INTERVAL"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("can_refresh", serde_json::json!(null));

        fields
    }

    fn computed_field(&self, name: &str) -> Option<serde_json::Value> {
        self.computed_fields().fields.get(name).cloned()
    }
}

/// Computed fields for FileShare entity
impl HasComputedFields for FileShare {
    fn computed_fields(&self) -> ComputedFieldValues {
        let mut fields = ComputedFieldValues::new();

        // is_valid
        fields.set("is_valid", serde_json::json!(self.status == ShareStatus::Active && !self.is_expired() && self.has_downloads_remaining()));

        // share_url
        fields.set("share_url", serde_json::json!(format!("{}{}", "/share/", &self.token)));

        // days_until_expiry
        // NOTE: Expression requires external data - requires repository access
        // Implement via async computed field trait or cache
        fields.set("days_until_expiry", serde_json::json!(null));

        // downloads_remaining
        fields.set("downloads_remaining", serde_json::json!(self.max_downloads.is_some()));

        // is_password_protected
        fields.set("is_password_protected", serde_json::json!(self.share_type == ShareType::Password && self.password_hash.is_some()));

        // is_expired
        fields.set("is_expired", serde_json::json!(self.expires_at.is_some() && self.expires_at <= Some(chrono::Utc::now())));

        // has_downloads_remaining
        fields.set("has_downloads_remaining", serde_json::json!(self.max_downloads.is_none() || Some(self.download_count) < self.max_downloads));

        fields
    }

    fn computed_field(&self, name: &str) -> Option<serde_json::Value> {
        self.computed_fields().fields.get(name).cloned()
    }
}

/// Computed fields for ProcessingJob entity
impl HasComputedFields for ProcessingJob {
    fn computed_fields(&self) -> ComputedFieldValues {
        let mut fields = ComputedFieldValues::new();

        // is_active
        fields.set("is_active", serde_json::json!(self.status));

        // is_terminal
        fields.set("is_terminal", serde_json::json!(self.status));

        // can_retry
        fields.set("can_retry", serde_json::json!(self.status == JobStatus::Failed && self.retry_count < self.max_retries));

        // duration_seconds
        fields.set("duration_seconds", serde_json::json!(self.started_at.is_some() && self.completed_at.is_some()));

        // wait_time_seconds
        fields.set("wait_time_seconds", serde_json::json!(self.started_at.is_some()));

        fields
    }

    fn computed_field(&self, name: &str) -> Option<serde_json::Value> {
        self.computed_fields().fields.get(name).cloned()
    }
}

/// Computed fields for StoredFile entity
impl HasComputedFields for StoredFile {
    fn computed_fields(&self) -> ComputedFieldValues {
        let mut fields = ComputedFieldValues::new();

        // compression_ratio
        fields.set("compression_ratio", serde_json::json!(self.original_size.is_some()));

        // is_image
        fields.set("is_image", serde_json::json!(self.mime_type.starts_with("image/")));

        // is_video
        fields.set("is_video", serde_json::json!(self.mime_type.starts_with("video/")));

        // is_document
        fields.set("is_document", serde_json::json!(self.mime_type.starts_with("application/pdf") || self.mime_type.contains("document")));

        // full_path
        // WARNING: Expression references fields not on this entity: ["bucket"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("full_path", serde_json::json!(null));

        // age_days
        // NOTE: Expression requires JsonValue field access - requires repository access
        // Implement via async computed field trait or cache
        fields.set("age_days", serde_json::json!(null));

        // is_accessible
        fields.set("is_accessible", serde_json::json!(self.status == FileStatus::Active));

        // is_safe
        fields.set("is_safe", serde_json::json!(self.is_scanned && self.threat_level.is_none() || self.threat_level == Some(ThreatLevel::Safe)));

        fields
    }

    fn computed_field(&self, name: &str) -> Option<serde_json::Value> {
        self.computed_fields().fields.get(name).cloned()
    }
}

/// Computed fields for UploadSession entity
impl HasComputedFields for UploadSession {
    fn computed_fields(&self) -> ComputedFieldValues {
        let mut fields = ComputedFieldValues::new();

        // progress_percent
        fields.set("progress_percent", serde_json::json!(self.total_chunks > 0));

        // is_resumable
        fields.set("is_resumable", serde_json::json!(self.status == UploadStatus::Uploading && self.expires_at > chrono::Utc::now() && self.uploaded_chunks < self.total_chunks));

        // is_complete
        fields.set("is_complete", serde_json::json!(self.uploaded_chunks == self.total_chunks));

        // remaining_chunks
        fields.set("remaining_chunks", serde_json::json!(self.total_chunks - self.uploaded_chunks));

        // is_expired
        fields.set("is_expired", serde_json::json!(true && self.expires_at <= chrono::Utc::now()));

        fields
    }

    fn computed_field(&self, name: &str) -> Option<serde_json::Value> {
        self.computed_fields().fields.get(name).cloned()
    }
}

/// Computed fields for UserQuota entity
impl HasComputedFields for UserQuota {
    fn computed_fields(&self) -> ComputedFieldValues {
        let mut fields = ComputedFieldValues::new();

        // usage_percent
        // WARNING: Expression references fields not on this entity: ["max_storage_bytes", "used_storage_bytes"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("usage_percent", serde_json::json!(null));

        // storage_remaining_bytes
        // WARNING: Expression references fields not on this entity: ["max_storage_bytes", "used_storage_bytes"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("storage_remaining_bytes", serde_json::json!(null));

        // files_remaining
        // WARNING: Expression references fields not on this entity: ["max_files"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("files_remaining", serde_json::json!(null));

        // buckets_remaining
        // WARNING: Expression references fields not on this entity: ["bucket_count", "max_buckets"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("buckets_remaining", serde_json::json!(null));

        // used_storage_formatted
        // WARNING: Expression references fields not on this entity: ["used_storage_bytes"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("used_storage_formatted", serde_json::json!(null));

        // max_storage_formatted
        // WARNING: Expression references fields not on this entity: ["max_storage_bytes"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("max_storage_formatted", serde_json::json!(null));

        // is_near_limit
        // WARNING: Expression references fields not on this entity: ["usage_percent"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("is_near_limit", serde_json::json!(null));

        // is_at_file_limit
        // WARNING: Expression references fields not on this entity: ["max_files"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("is_at_file_limit", serde_json::json!(null));

        // is_at_bucket_limit
        // WARNING: Expression references fields not on this entity: ["bucket_count", "max_buckets"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("is_at_bucket_limit", serde_json::json!(null));

        // is_expired
        // WARNING: Expression references fields not on this entity: ["expires_at"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("is_expired", serde_json::json!(null));

        // days_until_expiry
        // WARNING: Expression references fields not on this entity: ["expires_at"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("days_until_expiry", serde_json::json!(null));

        // daily_bandwidth_remaining
        // WARNING: Expression references fields not on this entity: ["daily_bandwidth_bytes"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("daily_bandwidth_remaining", serde_json::json!(null));

        // monthly_bandwidth_remaining
        // WARNING: Expression references fields not on this entity: ["monthly_bandwidth_bytes"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("monthly_bandwidth_remaining", serde_json::json!(null));

        // can_upload
        // WARNING: Expression references fields not on this entity: ["is_at_file_limit", "is_exceeded"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("can_upload", serde_json::json!(null));

        // can_create_bucket
        // WARNING: Expression references fields not on this entity: ["is_at_bucket_limit"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("can_create_bucket", serde_json::json!(null));

        // can_share
        // WARNING: Expression references fields not on this entity: ["sharing_enabled"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("can_share", serde_json::json!(null));

        // can_public_share
        // WARNING: Expression references fields not on this entity: ["public_sharing_enabled"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("can_public_share", serde_json::json!(null));

        // can_version
        // WARNING: Expression references fields not on this entity: ["versioning_enabled"]
        // These may be on a related entity or junction table.
        // Implement via AsyncComputedFields trait or repository query.
        fields.set("can_version", serde_json::json!(null));

        // tier_label
        fields.set("tier_label", serde_json::json!(self.tier == "free"));

        fields
    }

    fn computed_field(&self, name: &str) -> Option<serde_json::Value> {
        self.computed_fields().fields.get(name).cloned()
    }
}

#[cfg(test)]
mod tests {
    #[allow(unused_imports)]
    use super::*;

    #[test]
    fn test_bucket_computed_fields() {
        // TODO: Add test implementation for Bucket
    }

    #[test]
    fn test_conversion_job_computed_fields() {
        // TODO: Add test implementation for ConversionJob
    }

    #[test]
    fn test_file_comment_computed_fields() {
        // TODO: Add test implementation for FileComment
    }

    #[test]
    fn test_file_lock_computed_fields() {
        // TODO: Add test implementation for FileLock
    }

    #[test]
    fn test_file_share_computed_fields() {
        // TODO: Add test implementation for FileShare
    }

    #[test]
    fn test_processing_job_computed_fields() {
        // TODO: Add test implementation for ProcessingJob
    }

    #[test]
    fn test_stored_file_computed_fields() {
        // TODO: Add test implementation for StoredFile
    }

    #[test]
    fn test_upload_session_computed_fields() {
        // TODO: Add test implementation for UploadSession
    }

    #[test]
    fn test_user_quota_computed_fields() {
        // TODO: Add test implementation for UserQuota
    }

}