with memory db

como_core/src/items/mod.rs

@@ -1,11 +1,18 @@
 use std::sync::Arc;
 
 use async_trait::async_trait;
-use como_domain::item::{requests::CreateItemDto, responses::CreatedItemDto};
+use como_domain::item::{
+    queries::{GetItemQuery, GetItemsQuery},
+    requests::CreateItemDto,
+    responses::CreatedItemDto,
+    ItemDto,
+};
 
 pub type DynItemService = Arc<dyn ItemService + Send + Sync>;
 
 #[async_trait]
 pub trait ItemService {
     async fn add_item(&self, item: CreateItemDto) -> anyhow::Result<CreatedItemDto>;
+    async fn get_item(&self, query: GetItemQuery) -> anyhow::Result<ItemDto>;
+    async fn get_items(&self, query: GetItemsQuery) -> anyhow::Result<Vec<ItemDto>>;
 }

como_core/src/projects/mod.rs

@@ -1,8 +1,15 @@
 use std::sync::Arc;
 
 use async_trait::async_trait;
+use como_domain::projects::{
+    queries::{GetProjectQuery, GetProjectsQuery},
+    ProjectDto,
+};
 
 pub type DynProjectService = Arc<dyn ProjectService + Send + Sync>;
 
 #[async_trait]
-pub trait ProjectService {}
+pub trait ProjectService {
+    async fn get_project(&self, query: GetProjectQuery) -> anyhow::Result<ProjectDto>;
+    async fn get_projects(&self, query: GetProjectsQuery) -> anyhow::Result<Vec<ProjectDto>>;
+}

como_domain/src/item/mod.rs

@@ -1,3 +1,4 @@
+pub mod queries;
 pub mod requests;
 pub mod responses;
 
@@ -13,7 +14,7 @@ pub enum ItemState {
     Deleted,
 }
 
-#[derive(Debug, Serialize, Deserialize, Clone, PartialEq, Eq, InputObject, SimpleObject)]
+#[derive(Debug, Serialize, Deserialize, Clone, PartialEq, Eq, InputObject)]
 pub struct ItemDto {
     pub id: Uuid,
     pub title: String,

como_domain/src/item/queries.rs

@@ -0,0 +1,13 @@
+use async_graphql::InputObject;
+use serde::{Deserialize, Serialize};
+use uuid::Uuid;
+
+#[derive(Debug, Serialize, Deserialize, Clone, PartialEq, Eq, InputObject)]
+pub struct GetItemQuery {
+    pub item_id: Uuid,
+}
+
+#[derive(Debug, Serialize, Deserialize, Clone, PartialEq, Eq, InputObject)]
+pub struct GetItemsQuery {
+    pub user_id: Uuid,
+}

como_domain/src/projects/mod.rs

@@ -1,10 +1,12 @@
+pub mod queries;
 pub mod requests;
 pub mod responses;
 
+use async_graphql::{InputObject, SimpleObject};
 use serde::{Deserialize, Serialize};
 use uuid::Uuid;
 
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Clone, PartialEq, Eq, InputObject, SimpleObject)]
 pub struct ProjectDto {
     pub id: Uuid,
     pub name: String,

como_domain/src/projects/queries.rs

@@ -0,0 +1,14 @@
+use async_graphql::InputObject;
+use serde::{Deserialize, Serialize};
+use uuid::Uuid;
+
+#[derive(Debug, Serialize, Deserialize, Clone, PartialEq, Eq, InputObject)]
+pub struct GetProjectQuery {
+    pub project_id: Option<Uuid>,
+    pub item_id: Option<Uuid>,
+}
+
+#[derive(Debug, Serialize, Deserialize, Clone, PartialEq, Eq, InputObject)]
+pub struct GetProjectsQuery {
+    pub user_id: Uuid,
+}

como_gql/src/graphql.rs

@@ -1,8 +1,21 @@
 use async_graphql::{Context, EmptySubscription, Object, Schema};
 
-use como_domain::item::{requests::CreateItemDto, responses::CreatedItemDto};
+use como_domain::{
+    item::{
+        queries::{GetItemQuery, GetItemsQuery},
+        requests::CreateItemDto,
+        responses::CreatedItemDto,
+        ItemDto,
+    },
+    projects::{
+        queries::{GetProjectQuery, GetProjectsQuery},
+        ProjectDto,
+    },
+};
 use como_infrastructure::register::ServiceRegister;
 
+use crate::items::{CreatedItem, Item};
+
 pub type ComoSchema = Schema<QueryRoot, MutationRoot, EmptySubscription>;
 
 pub struct MutationRoot;
@@ -49,12 +62,14 @@ impl MutationRoot {
         &self,
         ctx: &Context<'_>,
         item: CreateItemDto,
-    ) -> anyhow::Result<CreatedItemDto> {
+    ) -> anyhow::Result<CreatedItem> {
         let services_register = ctx.data_unchecked::<ServiceRegister>();
 
         let created_item = services_register.item_service.add_item(item).await?;
 
-        Ok(created_item)
+        Ok(CreatedItem {
+            id: created_item.id,
+        })
     }
 }
 
@@ -62,7 +77,51 @@ pub struct QueryRoot;
 
 #[Object]
 impl QueryRoot {
-    async fn hello(&self, _ctx: &Context<'_>) -> String {
-        "hello".into()
+    // Items
+    async fn get_item(&self, ctx: &Context<'_>, query: GetItemQuery) -> anyhow::Result<Item> {
+        let item = ctx
+            .data_unchecked::<ServiceRegister>()
+            .item_service
+            .get_item(query)
+            .await?;
+
+        Ok(Item::from(item))
+    }
+
+    async fn get_items(
+        &self,
+        ctx: &Context<'_>,
+        query: GetItemsQuery,
+    ) -> anyhow::Result<Vec<Item>> {
+        let items = ctx
+            .data_unchecked::<ServiceRegister>()
+            .item_service
+            .get_items(query)
+            .await?;
+
+        Ok(items.iter().map(|i| Item::from(i.clone())).collect())
+    }
+
+    // Projects
+    async fn get_project(
+        &self,
+        ctx: &Context<'_>,
+        query: GetProjectQuery,
+    ) -> anyhow::Result<ProjectDto> {
+        ctx.data_unchecked::<ServiceRegister>()
+            .project_service
+            .get_project(query)
+            .await
+    }
+
+    async fn get_projects(
+        &self,
+        ctx: &Context<'_>,
+        query: GetProjectsQuery,
+    ) -> anyhow::Result<Vec<ProjectDto>> {
+        ctx.data_unchecked::<ServiceRegister>()
+            .project_service
+            .get_projects(query)
+            .await
     }
 }

como_gql/src/items.rs

@@ -0,0 +1,76 @@
+use async_graphql::{Context, Object};
+use como_domain::{
+    item::{queries::GetItemQuery, ItemDto, ItemState},
+    projects::queries::GetProjectQuery,
+};
+use como_infrastructure::register::ServiceRegister;
+use uuid::Uuid;
+
+use crate::projects::Project;
+
+pub struct CreatedItem {
+    pub id: Uuid,
+}
+
+#[Object]
+impl CreatedItem {
+    pub async fn item(&self, ctx: &Context<'_>) -> anyhow::Result<Item> {
+        let item = ctx
+            .data_unchecked::<ServiceRegister>()
+            .item_service
+            .get_item(GetItemQuery { item_id: self.id })
+            .await?;
+
+        Ok(item.into())
+    }
+}
+
+pub struct Item {
+    pub id: Uuid,
+    pub title: String,
+    pub description: Option<String>,
+    pub state: ItemState,
+}
+
+#[Object]
+impl Item {
+    pub async fn id(&self, _ctx: &Context<'_>) -> anyhow::Result<Uuid> {
+        return Ok(self.id);
+    }
+
+    pub async fn title(&self, _ctx: &Context<'_>) -> anyhow::Result<String> {
+        return Ok(self.title.clone());
+    }
+
+    pub async fn description(&self, _ctx: &Context<'_>) -> anyhow::Result<Option<String>> {
+        return Ok(self.description.clone());
+    }
+
+    pub async fn state(&self, _ctx: &Context<'_>) -> anyhow::Result<ItemState> {
+        return Ok(self.state);
+    }
+
+    pub async fn project(&self, ctx: &Context<'_>) -> anyhow::Result<Project> {
+        let project = ctx
+            .data_unchecked::<ServiceRegister>()
+            .project_service
+            .get_project(GetProjectQuery {
+                item_id: Some(self.id),
+                project_id: None,
+            })
+            .await?;
+
+        Ok(project.into())
+    }
+}
+
+impl From<ItemDto> for Item {
+    fn from(dto: ItemDto) -> Self {
+        Self {
+            id: dto.id,
+            title: dto.title,
+            description: dto.description,
+            state: dto.state,
+        }
+    }
+}

como_gql/src/lib.rs

@@ -9,6 +9,8 @@ use async_graphql::http::{playground_source, GraphQLPlaygroundConfig};
 use graphql::ComoSchema;
 
 pub mod graphql;
+mod items;
+mod projects;
 
 pub async fn graphql_handler(
     schema: Extension<ComoSchema>,

como_gql/src/projects.rs

@@ -0,0 +1,18 @@
+use async_graphql::SimpleObject;
+use como_domain::projects::ProjectDto;
+use uuid::Uuid;
+
+#[derive(SimpleObject)]
+pub struct Project {
+    pub id: Uuid,
+    pub name: String,
+}
+
+impl From<ProjectDto> for Project {
+    fn from(dto: ProjectDto) -> Self {
+        Self {
+            id: dto.id,
+            name: dto.name,
+        }
+    }
+}

como_infrastructure/src/register.rs

@@ -7,7 +7,8 @@ use crate::{
     configs::AppConfig,
     database::ConnectionPool,
     services::{
-        item_service::DefaultItemService, project_service::DefaultProjectService,
+        item_service::{DefaultItemService, MemoryItemService},
+        project_service::{DefaultProjectService, MemoryProjectService},
         user_service::DefaultUserService,
     },
 };
@@ -23,8 +24,8 @@ impl ServiceRegister {
     pub fn new(pool: ConnectionPool, _config: Arc<AppConfig>) -> Self {
         info!("creating services");
 
-        let item_service = Arc::new(DefaultItemService::new()) as DynItemService;
-        let project_service = Arc::new(DefaultProjectService::new()) as DynProjectService;
+        let item_service = Arc::new(MemoryItemService::new()) as DynItemService;
+        let project_service = Arc::new(MemoryProjectService::new()) as DynProjectService;
         let user_service = Arc::new(DefaultUserService::new(pool.clone())) as DynUserService;
 
         info!("services created succesfully");

como_infrastructure/src/services/item_service.rs

@@ -1,6 +1,17 @@
+use std::{
+    collections::HashMap,
+    sync::{Arc, Mutex},
+};
+
 use axum::async_trait;
 use como_core::items::ItemService;
-use como_domain::item::{requests::CreateItemDto, responses::CreatedItemDto};
+use como_domain::item::{
+    queries::{GetItemQuery, GetItemsQuery},
+    requests::CreateItemDto,
+    responses::CreatedItemDto,
+    ItemDto,
+};
+use uuid::Uuid;
 
 pub struct DefaultItemService {}
 
@@ -15,4 +26,59 @@ impl ItemService for DefaultItemService {
     async fn add_item(&self, _item: CreateItemDto) -> anyhow::Result<CreatedItemDto> {
         todo!()
     }
+
+    async fn get_item(&self, _query: GetItemQuery) -> anyhow::Result<ItemDto> {
+        todo!()
+    }
+
+    async fn get_items(&self, _query: GetItemsQuery) -> anyhow::Result<Vec<ItemDto>> {
+        todo!()
+    }
+}
+
+pub struct MemoryItemService {
+    item_store: Arc<Mutex<HashMap<String, ItemDto>>>,
+}
+
+impl MemoryItemService {
+    pub fn new() -> Self {
+        Self {
+            item_store: Arc::new(Mutex::new(HashMap::new())),
+        }
+    }
+}
+
+#[async_trait]
+impl ItemService for MemoryItemService {
+    async fn add_item(&self, create_item: CreateItemDto) -> anyhow::Result<CreatedItemDto> {
+        if let Ok(mut item_store) = self.item_store.lock() {
+            let item = ItemDto {
+                id: Uuid::new_v4(),
+                title: create_item.name,
+                description: None,
+                state: como_domain::item::ItemState::Created,
+            };
+
+            item_store.insert(item.id.to_string(), item.clone());
+
+            return Ok(item);
+        } else {
+            Err(anyhow::anyhow!("could not unlock item_store"))
+        }
+    }
+
+    async fn get_item(&self, query: GetItemQuery) -> anyhow::Result<ItemDto> {
+        if let Ok(item_store) = self.item_store.lock() {
+            let item = item_store
+                .get(&query.item_id.to_string())
+                .ok_or(anyhow::anyhow!("could not find item"))?;
+            return Ok(item.clone());
+        } else {
+            Err(anyhow::anyhow!("could not unlock item_store"))
+        }
+    }
+
+    async fn get_items(&self, _query: GetItemsQuery) -> anyhow::Result<Vec<ItemDto>> {
+        todo!()
+    }
 }

como_infrastructure/src/services/project_service.rs

@@ -1,4 +1,12 @@
+use std::{collections::HashMap, sync::Arc};
+
+use axum::async_trait;
 use como_core::projects::ProjectService;
+use como_domain::projects::{
+    queries::{GetProjectQuery, GetProjectsQuery},
+    ProjectDto,
+};
+use tokio::sync::Mutex;
 
 pub struct DefaultProjectService {}
 
@@ -8,4 +16,42 @@ impl DefaultProjectService {
     }
 }
 
-impl ProjectService for DefaultProjectService {}
+#[async_trait]
+impl ProjectService for DefaultProjectService {
+    async fn get_project(&self, _query: GetProjectQuery) -> anyhow::Result<ProjectDto> {
+        todo!()
+    }
+    async fn get_projects(&self, _query: GetProjectsQuery) -> anyhow::Result<Vec<ProjectDto>> {
+        todo!()
+    }
+}
+
+pub struct MemoryProjectService {
+    project_store: Arc<Mutex<HashMap<String, ProjectDto>>>,
+}
+
+impl MemoryProjectService {
+    pub fn new() -> Self {
+        Self {
+            project_store: Arc::new(Mutex::new(HashMap::new())),
+        }
+    }
+}
+
+#[async_trait]
+impl ProjectService for MemoryProjectService {
+    async fn get_project(&self, query: GetProjectQuery) -> anyhow::Result<ProjectDto> {
+        let ps = self.project_store.lock().await;
+        if let Some(item_id) = query.item_id {
+            Ok(ps
+                .get(&item_id.to_string())
+                .ok_or(anyhow::anyhow!("could not find project"))?
+                .clone())
+        } else {
+            Err(anyhow::anyhow!("could not find project"))
+        }
+    }
+    async fn get_projects(&self, _query: GetProjectsQuery) -> anyhow::Result<Vec<ProjectDto>> {
+        todo!()
+    }
+}