backbone-mail 0.2.32

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

use super::FetchmailState;
use super::AuditMetadata;

/// Strongly-typed ID for FetchmailServer
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, Serialize, Deserialize)]
#[serde(transparent)]
pub struct FetchmailServerId(pub Uuid);

impl FetchmailServerId {
    pub fn new(id: Uuid) -> Self { Self(id) }
    pub fn generate() -> Self { Self(Uuid::new_v4()) }
    pub fn into_inner(self) -> Uuid { self.0 }
}

impl std::fmt::Display for FetchmailServerId {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        write!(f, "{}", self.0)
    }
}

impl std::str::FromStr for FetchmailServerId {
    type Err = uuid::Error;
    fn from_str(s: &str) -> Result<Self, Self::Err> {
        Ok(Self(Uuid::parse_str(s)?))
    }
}

impl From<Uuid> for FetchmailServerId {
    fn from(id: Uuid) -> Self { Self(id) }
}

impl From<FetchmailServerId> for Uuid {
    fn from(id: FetchmailServerId) -> Self { id.0 }
}

impl AsRef<Uuid> for FetchmailServerId {
    fn as_ref(&self) -> &Uuid { &self.0 }
}

impl std::ops::Deref for FetchmailServerId {
    type Target = Uuid;
    fn deref(&self) -> &Self::Target { &self.0 }
}

#[derive(Debug, Clone, Serialize, Deserialize, FromRow)]
pub struct FetchmailServer {
    pub id: Uuid,
    pub name: String,
    pub active: bool,
    pub state: FetchmailState,
    pub default_thread_model: Option<String>,
    pub priority: i32,
    pub token_hash: String,
    pub last_fetch_at: Option<DateTime<Utc>>,
    pub error_at: Option<DateTime<Utc>>,
    pub error_message: Option<String>,
    #[serde(default)]
    #[sqlx(json)]
    pub metadata: AuditMetadata,
}

impl FetchmailServer {
    /// Create a builder for FetchmailServer
    pub fn builder() -> FetchmailServerBuilder {
        <FetchmailServerBuilder as Default>::default()
    }

    /// Create a new FetchmailServer with required fields
    pub fn new(name: String, active: bool, state: FetchmailState, priority: i32, token_hash: String) -> Self {
        Self {
            id: Uuid::new_v4(),
            name,
            active,
            state,
            default_thread_model: None,
            priority,
            token_hash,
            last_fetch_at: None,
            error_at: None,
            error_message: None,
            metadata: AuditMetadata::default(),
        }
    }

    /// Get the entity's unique identifier
    pub fn id(&self) -> &Uuid {
        &self.id
    }

    /// Get a strongly-typed ID for this entity
    pub fn typed_id(&self) -> FetchmailServerId {
        FetchmailServerId(self.id)
    }

    /// Get when this entity was created
    pub fn created_at(&self) -> Option<&DateTime<Utc>> {
        self.metadata.created_at.as_ref()
    }

    /// Get when this entity was last updated
    pub fn updated_at(&self) -> Option<&DateTime<Utc>> {
        self.metadata.updated_at.as_ref()
    }

    /// Check if this entity is soft deleted
    pub fn is_deleted(&self) -> bool {
        self.metadata.deleted_at.is_some()
    }

    /// Check if this entity is active (not deleted)
    pub fn is_active(&self) -> bool {
        self.metadata.deleted_at.is_none()
    }

    /// Get when this entity was deleted
    pub fn deleted_at(&self) -> Option<&DateTime<Utc>> {
        self.metadata.deleted_at.as_ref()
    }

    /// Get who created this entity
    pub fn created_by(&self) -> Option<&Uuid> {
        self.metadata.created_by.as_ref()
    }

    /// Get who last updated this entity
    pub fn updated_by(&self) -> Option<&Uuid> {
        self.metadata.updated_by.as_ref()
    }

    /// Get who deleted this entity
    pub fn deleted_by(&self) -> Option<&Uuid> {
        self.metadata.deleted_by.as_ref()
    }


    // ==========================================================
    // Fluent Setters (with_* for optional fields)
    // ==========================================================

    /// Set the default_thread_model field (chainable)
    pub fn with_default_thread_model(mut self, value: String) -> Self {
        self.default_thread_model = Some(value);
        self
    }

    /// Set the last_fetch_at field (chainable)
    pub fn with_last_fetch_at(mut self, value: DateTime<Utc>) -> Self {
        self.last_fetch_at = Some(value);
        self
    }

    /// Set the error_at field (chainable)
    pub fn with_error_at(mut self, value: DateTime<Utc>) -> Self {
        self.error_at = Some(value);
        self
    }

    /// Set the error_message field (chainable)
    pub fn with_error_message(mut self, value: String) -> Self {
        self.error_message = Some(value);
        self
    }

    // ==========================================================
    // Partial Update
    // ==========================================================

    /// Apply partial updates from a map of field name to JSON value
    pub fn apply_patch(&mut self, fields: std::collections::HashMap<String, serde_json::Value>) {
        for (key, value) in fields {
            match key.as_str() {
                "name" => {
                    if let Ok(v) = serde_json::from_value(value) { self.name = v; }
                }
                "active" => {
                    if let Ok(v) = serde_json::from_value(value) { self.active = v; }
                }
                "state" => {
                    if let Ok(v) = serde_json::from_value(value) { self.state = v; }
                }
                "default_thread_model" => {
                    if let Ok(v) = serde_json::from_value(value) { self.default_thread_model = v; }
                }
                "priority" => {
                    if let Ok(v) = serde_json::from_value(value) { self.priority = v; }
                }
                "token_hash" => {
                    if let Ok(v) = serde_json::from_value(value) { self.token_hash = v; }
                }
                "last_fetch_at" => {
                    if let Ok(v) = serde_json::from_value(value) { self.last_fetch_at = v; }
                }
                "error_at" => {
                    if let Ok(v) = serde_json::from_value(value) { self.error_at = v; }
                }
                "error_message" => {
                    if let Ok(v) = serde_json::from_value(value) { self.error_message = v; }
                }
                _ => {} // ignore unknown fields
            }
        }
    }

    // <<< CUSTOM METHODS START >>>
    // <<< CUSTOM METHODS END >>>
}

impl super::Entity for FetchmailServer {
    type Id = Uuid;

    fn entity_id(&self) -> &Self::Id {
        &self.id
    }

    fn entity_type() -> &'static str {
        "FetchmailServer"
    }
}

impl backbone_core::PersistentEntity for FetchmailServer {
    fn entity_id(&self) -> String {
        self.id.to_string()
    }
    fn set_entity_id(&mut self, id: String) {
        if let Ok(uuid) = uuid::Uuid::parse_str(&id) {
            self.id = uuid;
        }
    }
    fn created_at(&self) -> Option<chrono::DateTime<chrono::Utc>> {
        self.metadata.created_at
    }
    fn set_created_at(&mut self, ts: chrono::DateTime<chrono::Utc>) {
        self.metadata.created_at = Some(ts);
    }
    fn updated_at(&self) -> Option<chrono::DateTime<chrono::Utc>> {
        self.metadata.updated_at
    }
    fn set_updated_at(&mut self, ts: chrono::DateTime<chrono::Utc>) {
        self.metadata.updated_at = Some(ts);
    }
    fn deleted_at(&self) -> Option<chrono::DateTime<chrono::Utc>> {
        self.metadata.deleted_at
    }
    fn set_deleted_at(&mut self, ts: Option<chrono::DateTime<chrono::Utc>>) {
        self.metadata.deleted_at = ts;
    }
}

impl backbone_orm::EntityRepoMeta for FetchmailServer {
    fn column_types() -> std::collections::HashMap<String, String> {
        let mut m = std::collections::HashMap::new();
        m.insert("id".to_string(), "uuid".to_string());
        m.insert("state".to_string(), "fetchmail_state".to_string());
        m.insert("last_fetch_at".to_string(), "timestamptz".to_string());
        m.insert("error_at".to_string(), "timestamptz".to_string());
        m
    }
    fn search_fields() -> &'static [&'static str] {
        &["name", "token_hash"]
    }
}

/// Builder for FetchmailServer entity
///
/// Provides a fluent API for constructing FetchmailServer instances.
/// System fields (id, metadata, timestamps) are auto-initialized.
#[derive(Debug, Clone, Default)]
pub struct FetchmailServerBuilder {
    name: Option<String>,
    active: Option<bool>,
    state: Option<FetchmailState>,
    default_thread_model: Option<String>,
    priority: Option<i32>,
    token_hash: Option<String>,
    last_fetch_at: Option<DateTime<Utc>>,
    error_at: Option<DateTime<Utc>>,
    error_message: Option<String>,
}

impl FetchmailServerBuilder {
    /// Set the name field (required)
    pub fn name(mut self, value: String) -> Self {
        self.name = Some(value);
        self
    }

    /// Set the active field (default: `true`)
    pub fn active(mut self, value: bool) -> Self {
        self.active = Some(value);
        self
    }

    /// Set the state field (default: `FetchmailState::default()`)
    pub fn state(mut self, value: FetchmailState) -> Self {
        self.state = Some(value);
        self
    }

    /// Set the default_thread_model field (optional)
    pub fn default_thread_model(mut self, value: String) -> Self {
        self.default_thread_model = Some(value);
        self
    }

    /// Set the priority field (default: `5`)
    pub fn priority(mut self, value: i32) -> Self {
        self.priority = Some(value);
        self
    }

    /// Set the token_hash field (required)
    pub fn token_hash(mut self, value: String) -> Self {
        self.token_hash = Some(value);
        self
    }

    /// Set the last_fetch_at field (optional)
    pub fn last_fetch_at(mut self, value: DateTime<Utc>) -> Self {
        self.last_fetch_at = Some(value);
        self
    }

    /// Set the error_at field (optional)
    pub fn error_at(mut self, value: DateTime<Utc>) -> Self {
        self.error_at = Some(value);
        self
    }

    /// Set the error_message field (optional)
    pub fn error_message(mut self, value: String) -> Self {
        self.error_message = Some(value);
        self
    }

    /// Build the FetchmailServer entity
    ///
    /// Returns Err if any required field without a default is missing.
    pub fn build(self) -> Result<FetchmailServer, String> {
        let name = self.name.ok_or_else(|| "name is required".to_string())?;
        let token_hash = self.token_hash.ok_or_else(|| "token_hash is required".to_string())?;

        Ok(FetchmailServer {
            id: Uuid::new_v4(),
            name,
            active: self.active.unwrap_or(true),
            state: self.state.unwrap_or_default(),
            default_thread_model: self.default_thread_model,
            priority: self.priority.unwrap_or(5),
            token_hash,
            last_fetch_at: self.last_fetch_at,
            error_at: self.error_at,
            error_message: self.error_message,
            metadata: AuditMetadata::default(),
        })
    }
}