117 lines
3.2 KiB
Rust
117 lines
3.2 KiB
Rust
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use crate::user::User;
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use derive_more::{Display, Error};
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use serde::{Deserialize, Serialize};
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#[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq, PartialOrd, Ord)]
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pub struct Project {
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id: usize,
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name: String,
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description: Option<String>,
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members: Vec<User>,
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}
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pub mod services {
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use super::*;
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pub fn get_projects_belonging_to_user(
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project_adapter: &dyn SecondaryPortProject,
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owner: &User,
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) -> ProjectResult<Vec<Project>> {
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project_adapter.get_projects_belonging_to_user(owner.id())
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}
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pub fn create(
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project_adapter: &dyn SecondaryPortProject,
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owner: User,
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name: String,
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description: Option<String>,
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) -> ProjectResult<Project> {
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let id = project_adapter.create_project(&name, description.as_deref(), owner.id())?;
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Ok(Project::new(id, name, description, vec![owner]))
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}
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fn doer_is_member(
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project_adapter: &dyn SecondaryPortProject,
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project_id: usize,
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doer: &User,
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) -> ProjectResult<bool> {
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let p = project_adapter.get_project_by_id(project_id)?;
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Ok(p.doer_is_member(doer))
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}
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pub fn update_description(
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project_adapter: &dyn SecondaryPortProject,
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project_id: usize,
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doer: &User,
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new_description: String,
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) -> ProjectResult<Project> {
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if doer_is_member(project_adapter, project_id, doer)? {
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let mut p = project_adapter.get_project_by_id(project_id)?;
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project_adapter.update_description(p.id, &new_description)?;
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p.update_description(new_description);
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Ok(p)
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} else {
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Err(ProjectError::Unauthorized)
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}
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}
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}
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impl Project {
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// getters
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pub fn id(&self) -> usize {
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self.id
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}
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pub fn name(&self) -> &str {
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&self.name
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}
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pub fn description(&self) -> Option<&str> {
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self.description.as_deref()
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}
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pub fn email(&self) -> &[User] {
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&self.members
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}
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fn new(id: usize, name: String, description: Option<String>, members: Vec<User>) -> Self {
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Self {
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id,
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name,
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description,
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members,
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}
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}
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fn update_description(&mut self, new_description: String) {
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self.description = Some(new_description)
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}
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fn doer_is_member(&self, doer: &User) -> bool {
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self.members.contains(doer)
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}
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pub fn load(id: usize, name: String, description: Option<String>, members: Vec<User>) -> Self {
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Self::new(id, name, description, members)
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}
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}
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pub type ProjectResult<V> = Result<V, ProjectError>;
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#[derive(Debug, Display, Error)]
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pub enum ProjectError {
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Unauthorized,
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}
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pub trait SecondaryPortProject {
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// returns ID of newly created Project
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fn create_project(
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&self,
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name: &str,
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description: Option<&str>,
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owner_id: usize,
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) -> ProjectResult<usize>;
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fn update_description(&self, id: usize, new_description: &str) -> ProjectResult<Project>;
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// get user from DB
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fn get_project_by_id(&self, id: usize) -> ProjectResult<Project>;
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fn get_projects_belonging_to_user(&self, user_id: usize) -> ProjectResult<Vec<Project>>;
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}
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