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use chrono::{DateTime, Utc};
use crate::domain::{
calendar::Calendar,
event::Event,
recurrence::{
ExceptionModification,
RecurrenceException,
RecurrenceRule,
RecurringEvent,
},
value_objects::{
CalendarId,
EventColor,
EventId,
Frequency,
TimeRange,
},
};
use super::models::{
CalendarModel,
EventModel,
RecurrenceModel,
RecurrenceExceptionModel
};
use std::{collections::HashMap, str::FromStr};
pub struct CalendarMapper;
impl CalendarMapper {
pub fn to_domain(model: CalendarModel) -> Result<Calendar, String> {
let id = CalendarId::from_str(&model.id)
.map_err(|e| format!("Invalid calendar ID: {}", e))?;
let created_at = DateTime::parse_from_rfc3339(&model.created_at)
.map_err(|e| format!("Invalid created_at: {}", e))?
.with_timezone(&Utc);
let updated_at = DateTime::parse_from_rfc3339(&model.updated_at)
.map_err(|e| format!("Invalid updated_at: {}", e))?
.with_timezone(&Utc);
Ok(Calendar::with_id(
id,
model.name,
model.description,
model.is_archived != 0,
created_at,
updated_at,
))
}
pub fn to_model(calendar: &Calendar) -> CalendarModel {
CalendarModel {
id: calendar.id().to_string(),
name: calendar.name().to_string(),
description: calendar.description().clone(),
is_archived: if *calendar.is_archived() { 1 } else { 0 },
created_at: calendar.created_at().to_rfc3339(),
updated_at: calendar.updated_at().to_rfc3339(),
}
}
}
pub struct EventMapper;
impl EventMapper {
pub fn to_domain(model: EventModel) -> Result<Event, String> {
let id = EventId::from_str(&model.id)
.map_err(|e| format!("Invalid event ID: {}", e))?;
let calendar_id = CalendarId::from_str(&model.calendar_id)
.map_err(|e| format!("Invalid calendar ID: {}", e))?;
let starts_at = DateTime::parse_from_rfc3339(&model.starts_at)
.map_err(|e| format!("Invalid starts_at: {}", e))?
.with_timezone(&Utc);
let ends_at = DateTime::parse_from_rfc3339(&model.ends_at)
.map_err(|e| format!("Invalid ends_at: {}", e))?
.with_timezone(&Utc);
let created_at = DateTime::parse_from_rfc3339(&model.created_at)
.map_err(|e| format!("Invalid created_at: {}", e))?
.with_timezone(&Utc);
let updated_at = DateTime::parse_from_rfc3339(&model.updated_at)
.map_err(|e| format!("Invalid updated_at: {}", e))?
.with_timezone(&Utc);
let time_range = TimeRange::new(starts_at, ends_at)
.map_err(|e| e.to_string())?;
let color = EventColor::from(model.color as u8);
Ok(Event::with_id(
id,
calendar_id,
model.title,
model.description,
time_range,
color,
model.is_all_day != 0,
model.is_cancelled != 0,
created_at,
updated_at,
))
}
pub fn to_model(event: &Event) -> EventModel {
EventModel {
id: event.id().to_string(),
calendar_id: event.calendar_id().to_string(),
title: event.title().to_string(),
description: event.description().clone(),
starts_at: event.time_range().starts_at().to_rfc3339(),
ends_at: event.time_range().ends_at().to_rfc3339(),
color: u8::from(*event.color()) as i64,
is_all_day: if *event.is_all_day() { 1 } else { 0 },
is_cancelled: if *event.is_cancelled() { 1 } else { 0 },
created_at: event.created_at().to_rfc3339(),
updated_at: event.updated_at().to_rfc3339(),
}
}
}
pub struct RecurrenceMapper;
impl RecurrenceMapper {
pub fn to_domain(
model: RecurrenceModel,
exceptions: Vec<RecurrenceExceptionModel>,
) -> Result<RecurringEvent, String> {
let id = EventId::from_str(&model.id)
.map_err(|e| format!("Invalid event ID: {}", e))?;
let calendar_id = CalendarId::from_str(&model.calendar_id)
.map_err(|e| format!("Invalid calendar ID: {}", e))?;
let starts_at = DateTime::parse_from_rfc3339(&model.starts_at)
.map_err(|e| format!("Invalid starts_at: {}", e))?
.with_timezone(&Utc);
let ends_at = DateTime::parse_from_rfc3339(&model.ends_at)
.map_err(|e| format!("Invalid ends_at: {}", e))?
.with_timezone(&Utc);
let created_at = DateTime::parse_from_rfc3339(&model.created_at)
.map_err(|e| format!("Invalid created_at: {}", e))?
.with_timezone(&Utc);
let updated_at = DateTime::parse_from_rfc3339(&model.updated_at)
.map_err(|e| format!("Invalid updated_at: {}", e))?
.with_timezone(&Utc);
let base_time_range = TimeRange::new(starts_at, ends_at)
.map_err(|e| e.to_string())?;
let color = EventColor::from(model.color as u8);
let frequency = Frequency::from_str(&model.frequency)
.map_err(|e| e.to_string())?;
let until = if let Some(until_str) = model.until {
Some(DateTime::parse_from_rfc3339(&until_str)
.map_err(|e| format!("Invalid until: {}", e))?
.with_timezone(&Utc))
} else {
None
};
let recurrence_rule = RecurrenceRule::new(
frequency,
model.interval as u32,
until,
).map_err(|e| e.to_string())?;
let exception_map = exceptions
.into_iter()
.map(Self::exception_to_domain)
.collect::<Result<Vec<_>, _>>()?
.into_iter()
.map(|ex| (*ex.original_starts_at(), ex))
.collect::<HashMap<DateTime<Utc>, RecurrenceException>>();
Ok(RecurringEvent::with_id(
id,
calendar_id,
model.title,
model.description,
base_time_range,
recurrence_rule,
exception_map,
color,
model.is_all_day != 0,
model.is_cancelled != 0,
created_at,
updated_at,
))
}
pub fn to_model(event: &RecurringEvent) -> RecurrenceModel {
RecurrenceModel {
id: event.id().to_string(),
calendar_id: event.calendar_id().to_string(),
title: event.title().to_string(),
description: event.description().clone(),
starts_at: event.time_range().starts_at().to_rfc3339(),
ends_at: event.time_range().ends_at().to_rfc3339(),
frequency: event.rule().frequency().to_string(),
interval: *event.rule().interval() as i64,
until: event.rule().until().map(|dt| dt.to_rfc3339()),
color: u8::from(*event.color()) as i64,
is_all_day: if *event.is_all_day() { 1 } else { 0 },
is_cancelled: if *event.is_cancelled() { 1 } else { 0 },
created_at: event.created_at().to_rfc3339(),
updated_at: event.updated_at().to_rfc3339(),
}
}
fn exception_to_domain(
model: RecurrenceExceptionModel,
) -> Result<RecurrenceException, String> {
let original_starts_at = DateTime::parse_from_rfc3339(
&model.original_starts_at
)
.map_err(|e| format!("Invalid original_starts_at: {}", e))?
.with_timezone(&Utc);
if model.is_cancelled != 0 {
Ok(RecurrenceException::cancelled(original_starts_at))
} else if let (Some(new_starts), Some(new_ends)) =
(model.new_starts_at, model.new_ends_at) {
let starts = DateTime::parse_from_rfc3339(&new_starts)
.map_err(|e| format!("Invalid new_starts_at: {}", e))?
.with_timezone(&Utc);
let ends = DateTime::parse_from_rfc3339(&new_ends)
.map_err(|e| format!("Invalid new_ends_at: {}", e))?
.with_timezone(&Utc);
let new_time_range = TimeRange::new(starts, ends)
.map_err(|e| e.to_string())?;
Ok(RecurrenceException::rescheduled(
original_starts_at,
new_time_range,
))
} else {
Err(
"Exception must be either cancelled or have new time range"
.to_string()
)
}
}
pub fn exception_to_model(
exception: &RecurrenceException,
recurrence_id: &EventId,
) -> RecurrenceExceptionModel {
let (new_starts_at, new_ends_at, is_cancelled) =
match exception.modification() {
ExceptionModification::Cancelled => (None, None, 1),
ExceptionModification::Rescheduled { new_time_range } => (
Some(new_time_range.starts_at().to_rfc3339()),
Some(new_time_range.ends_at().to_rfc3339()),
0,
),
};
RecurrenceExceptionModel {
recurrence_id: recurrence_id.to_string(),
original_starts_at: exception.original_starts_at().to_rfc3339(),
new_starts_at,
new_ends_at,
is_cancelled,
}
}
}
|