9568dd7875
- Run cargo fmt on all Rust crates for consistent formatting - Update CLAUDE.md with WASM plugin commands and dev.ps1 instructions - Update wiki: add WASM plugin architecture, rewrite dev environment docs - Minor frontend cleanup (unused imports)
116 lines
3.8 KiB
Rust
116 lines
3.8 KiB
Rust
use chrono::Utc;
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use sea_orm::{ActiveModelTrait, ColumnTrait, EntityTrait, PaginatorTrait, QueryFilter, Set};
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use uuid::Uuid;
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use crate::dto::{CreateTemplateReq, MessageTemplateResp};
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use crate::entity::message_template;
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use crate::error::{MessageError, MessageResult};
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/// 消息模板服务。
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pub struct TemplateService;
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impl TemplateService {
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/// 查询模板列表。
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pub async fn list(
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tenant_id: Uuid,
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page: u64,
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page_size: u64,
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db: &sea_orm::DatabaseConnection,
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) -> MessageResult<(Vec<MessageTemplateResp>, u64)> {
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let paginator = message_template::Entity::find()
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.filter(message_template::Column::TenantId.eq(tenant_id))
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.filter(message_template::Column::DeletedAt.is_null())
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.paginate(db, page_size);
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let total = paginator
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.num_items()
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.await
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.map_err(|e| MessageError::Validation(e.to_string()))?;
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let page_index = page.saturating_sub(1);
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let models = paginator
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.fetch_page(page_index)
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.await
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.map_err(|e| MessageError::Validation(e.to_string()))?;
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let resps = models.iter().map(Self::model_to_resp).collect();
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Ok((resps, total))
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}
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/// 创建消息模板。
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pub async fn create(
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tenant_id: Uuid,
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operator_id: Uuid,
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req: &CreateTemplateReq,
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db: &sea_orm::DatabaseConnection,
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) -> MessageResult<MessageTemplateResp> {
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// 检查编码唯一性
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let existing = message_template::Entity::find()
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.filter(message_template::Column::TenantId.eq(tenant_id))
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.filter(message_template::Column::Code.eq(&req.code))
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.filter(message_template::Column::DeletedAt.is_null())
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.one(db)
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.await
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.map_err(|e| MessageError::Validation(e.to_string()))?;
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if existing.is_some() {
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return Err(MessageError::DuplicateTemplateCode(format!(
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"模板编码已存在: {}",
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req.code
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)));
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}
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let id = Uuid::now_v7();
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let now = Utc::now();
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let model = message_template::ActiveModel {
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id: Set(id),
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tenant_id: Set(tenant_id),
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name: Set(req.name.clone()),
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code: Set(req.code.clone()),
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channel: Set(req.channel.clone()),
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title_template: Set(req.title_template.clone()),
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body_template: Set(req.body_template.clone()),
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language: Set(req.language.clone()),
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created_at: Set(now),
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updated_at: Set(now),
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created_by: Set(operator_id),
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updated_by: Set(operator_id),
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deleted_at: Set(None),
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version: Set(1),
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};
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let inserted = model
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.insert(db)
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.await
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.map_err(|e| MessageError::Validation(e.to_string()))?;
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Ok(Self::model_to_resp(&inserted))
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}
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/// 使用模板渲染消息内容。
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/// 支持 {{variable}} 格式的变量插值。
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pub fn render(template: &str, variables: &std::collections::HashMap<String, String>) -> String {
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let mut result = template.to_string();
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for (key, value) in variables {
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result = result.replace(&format!("{{{{{}}}}}", key), value);
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}
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result
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}
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fn model_to_resp(m: &message_template::Model) -> MessageTemplateResp {
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MessageTemplateResp {
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id: m.id,
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tenant_id: m.tenant_id,
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name: m.name.clone(),
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code: m.code.clone(),
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channel: m.channel.clone(),
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title_template: m.title_template.clone(),
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body_template: m.body_template.clone(),
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language: m.language.clone(),
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created_at: m.created_at,
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updated_at: m.updated_at,
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}
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}
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}
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