106 lines
2.1 KiB
Rust
106 lines
2.1 KiB
Rust
use log::error;
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use serde::Serialize;
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use crate::errors::UserError;
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pub fn render_template(
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handlebars: &handlebars::Handlebars,
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name: &str,
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args: &TemplateArgs,
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) -> actix_web::Result<String> {
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if handlebars.has_template(name) {
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Ok(handlebars
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.render(name, args)
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.map_err(|_| UserError::InternalError)?)
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} else {
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error!("template not found: {}", name);
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Err(UserError::NotFound)?
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}
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}
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/** All arguments that can be given to a template. */
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#[derive(Default, Serialize)]
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pub struct TemplateArgs {
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flash: Option<Flash>,
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error: Option<ErrorMessage>,
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}
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impl TemplateArgs {
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pub fn builder() -> TemplateArgsBuilder {
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TemplateArgsBuilder::new()
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}
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}
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pub struct TemplateArgsBuilder {
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flash: Option<Flash>,
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error: Option<ErrorMessage>,
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}
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impl TemplateArgsBuilder {
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pub fn new() -> Self {
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TemplateArgsBuilder {
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flash: None,
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error: None,
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}
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}
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pub fn flash(mut self, flash: Flash) -> Self {
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self.flash = Some(flash);
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self
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}
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pub fn error_page(mut self, error: ErrorMessage) -> Self {
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self.error = Some(error);
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self
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}
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pub fn build(self) -> TemplateArgs {
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TemplateArgs {
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flash: self.flash,
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error: self.error,
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}
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}
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}
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/** A flash message that should be displayed as a notification on the page. */
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#[derive(Serialize)]
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pub struct Flash {
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message: String,
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#[serde(rename = "type")]
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level: FlashType,
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}
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impl Flash {
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pub fn new(message: &str, level: FlashType) -> Self {
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Self {
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message: message.to_string(),
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level,
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}
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}
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}
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#[derive(Serialize)]
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#[serde(rename_all = "lowercase")]
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pub enum FlashType {
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Info,
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Success,
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Warning,
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Danger,
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}
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/** Contents of an error page. */
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#[derive(Serialize)]
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pub struct ErrorMessage {
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message: String,
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status_code: u16,
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}
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impl ErrorMessage {
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pub fn new(message: &str, status_code: u16) -> Self {
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Self {
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message: message.to_string(),
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status_code,
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}
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}
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}
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