impl kb_info & dialog_info & doc_info (#9)

* feat: impl kb_info & dialog_info

* feat: impl doc_info apis

src/service/kb_info.rs

@@ -0,0 +1,96 @@
+use chrono::{Local, NaiveDate};
+use sea_orm::{ActiveModelTrait, ColumnTrait, DbConn, DbErr, DeleteResult, EntityTrait, PaginatorTrait, QueryFilter, QueryOrder};
+use sea_orm::ActiveValue::Set;
+use crate::entity::kb_info;
+use crate::entity::kb_info::Entity;
+
+pub struct Query;
+
+impl Query {
+    pub async fn find_kb_info_by_id(db: &DbConn, id: i64) -> Result<Option<kb_info::Model>, DbErr> {
+        Entity::find_by_id(id).one(db).await
+    }
+
+    pub async fn find_kb_infos(db: &DbConn) -> Result<Vec<kb_info::Model>, DbErr> {
+        Entity::find().all(db).await
+    }
+
+    pub async fn find_kb_infos_by_uid(db: &DbConn, uid: i64) -> Result<Vec<kb_info::Model>, DbErr> {
+        Entity::find()
+            .filter(kb_info::Column::Uid.eq(uid))
+            .all(db)
+            .await
+    }
+
+    pub async fn find_kb_infos_in_page(
+        db: &DbConn,
+        page: u64,
+        posts_per_page: u64,
+    ) -> Result<(Vec<kb_info::Model>, u64), DbErr> {
+        // Setup paginator
+        let paginator = Entity::find()
+            .order_by_asc(kb_info::Column::KbId)
+            .paginate(db, posts_per_page);
+        let num_pages = paginator.num_pages().await?;
+
+        // Fetch paginated posts
+        paginator.fetch_page(page - 1).await.map(|p| (p, num_pages))
+    }
+}
+
+pub struct Mutation;
+
+impl Mutation {
+    pub async fn create_kb_info(
+        db: &DbConn,
+        form_data: kb_info::Model,
+    ) -> Result<kb_info::ActiveModel, DbErr> {
+        kb_info::ActiveModel {
+            kb_id: Default::default(),
+            uid: Set(form_data.uid.to_owned()),
+            kn_name: Set(form_data.kn_name.to_owned()),
+            icon: Set(form_data.icon.to_owned()),
+            created_at: Set(Local::now().date_naive()),
+            updated_at: Set(Local::now().date_naive()),
+        }
+            .save(db)
+            .await
+    }
+
+    pub async fn update_kb_info_by_id(
+        db: &DbConn,
+        id: i64,
+        form_data: kb_info::Model,
+    ) -> Result<kb_info::Model, DbErr> {
+        let kb_info: kb_info::ActiveModel = Entity::find_by_id(id)
+            .one(db)
+            .await?
+            .ok_or(DbErr::Custom("Cannot find.".to_owned()))
+            .map(Into::into)?;
+
+        kb_info::ActiveModel {
+            kb_id: kb_info.kb_id,
+            uid: kb_info.uid,
+            kn_name: Set(form_data.kn_name.to_owned()),
+            icon: Set(form_data.icon.to_owned()),
+            created_at: Default::default(),
+            updated_at: Set(Local::now().date_naive()),
+        }
+            .update(db)
+            .await
+    }
+
+    pub async fn delete_kb_info(db: &DbConn, kb_id: i64) -> Result<DeleteResult, DbErr> {
+        let tag: kb_info::ActiveModel = Entity::find_by_id(kb_id)
+            .one(db)
+            .await?
+            .ok_or(DbErr::Custom("Cannot find.".to_owned()))
+            .map(Into::into)?;
+
+        tag.delete(db).await
+    }
+
+    pub async fn delete_all_kb_infos(db: &DbConn) -> Result<DeleteResult, DbErr> {
+        Entity::delete_many().exec(db).await
+    }
+}