131 lines
3 KiB
Rust
131 lines
3 KiB
Rust
use derive_builder::Builder;
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use serde::{Deserialize, Serialize};
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use sqlx::query_as;
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use uuid::Uuid;
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use crate::{client::AppDbClient, language::Language};
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/// A localized prompt to display above or alongside the form input for the
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/// given field.
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///
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/// There may be zero or one `field_form_prompt` entries for each
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/// `(field_id, language)` pair. (This uniqueness should be enforced by the
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/// database.)
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#[derive(Clone, Debug, Deserialize, Serialize)]
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pub struct FieldFormPrompt {
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/// Primary key (defaults to UUIDv7).
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pub id: Uuid,
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/// ID of the field to which this prompt belongs.
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pub field_id: Uuid,
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/// [ISO 639-3](https://en.wikipedia.org/wiki/List_of_ISO_639-3_codes)
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/// language code.
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pub language: Language,
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/// Prompt content for this field, in this language.
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pub content: String,
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}
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impl FieldFormPrompt {
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/// Build an insert statement to create a new prompt.
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pub fn upsert() -> UpsertBuilder {
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UpsertBuilder::default()
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}
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/// Build an update statement to alter the content of an existing prompt.
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pub fn update() -> UpdateBuilder {
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UpdateBuilder::default()
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}
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/// Build a single-field query by field ID.
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pub fn belonging_to_field(id: Uuid) -> BelongingToFieldQuery {
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BelongingToFieldQuery { id }
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}
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}
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#[derive(Builder, Clone, Debug)]
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pub struct Upsert {
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field_id: Uuid,
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language: Language,
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content: String,
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}
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impl Upsert {
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pub async fn execute(self, app_db: &mut AppDbClient) -> Result<FieldFormPrompt, sqlx::Error> {
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query_as!(
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FieldFormPrompt,
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r#"
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insert into field_form_prompts (field_id, language, content) values ($1, $2, $3)
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on conflict (field_id, language) do update set
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content = excluded.content
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returning
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id,
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field_id,
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language as "language: Language",
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content
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"#,
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self.field_id,
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self.language.to_string(),
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self.content,
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)
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.fetch_one(app_db.get_conn())
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.await
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}
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}
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#[derive(Builder, Clone, Debug, Default)]
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pub struct Update {
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id: Uuid,
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content: String,
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}
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impl Update {
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pub async fn execute(self, app_db: &mut AppDbClient) -> Result<FieldFormPrompt, sqlx::Error> {
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query_as!(
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FieldFormPrompt,
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r#"
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update field_form_prompts
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set content = $1
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where id = $2
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returning
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id,
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field_id,
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language as "language: Language",
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content
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"#,
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self.content,
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self.id,
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)
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.fetch_one(app_db.get_conn())
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.await
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}
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}
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#[derive(Clone, Debug)]
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pub struct BelongingToFieldQuery {
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id: Uuid,
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}
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impl BelongingToFieldQuery {
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pub async fn fetch_all(
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self,
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app_db: &mut AppDbClient,
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) -> Result<Vec<FieldFormPrompt>, sqlx::Error> {
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query_as!(
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FieldFormPrompt,
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r#"
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select
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id,
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field_id,
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language as "language: Language",
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content
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from field_form_prompts
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where field_id = $1
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"#,
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self.id,
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)
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.fetch_all(app_db.get_conn())
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.await
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}
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}
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