diff options
Diffstat (limited to 'src/view.rs')
| -rw-r--r-- | src/view.rs | 287 |
1 files changed, 0 insertions, 287 deletions
diff --git a/src/view.rs b/src/view.rs deleted file mode 100644 index 9557dc5..0000000 --- a/src/view.rs +++ /dev/null @@ -1,287 +0,0 @@ -extern crate console_error_panic_hook; -use genpdf::Element as _; -use genpdf::{elements, style, fonts}; -use qrcodegen::QrCode; -use qrcodegen::QrCodeEcc; -use wasm_bindgen::prelude::*; -use js_sys; -use yew::prelude::*; -use vcard::{VCard, VCardError}; -use std::panic; - -fn init() { - panic::set_hook(Box::new(console_error_panic_hook::hook)); -} - -struct Download { - file_name: String, - content: Box<dyn AsRef<[u8]>>, - mime_type: MimeType, -} - -impl Download { - fn as_data_link(&self) -> String { - let data = base64::encode(&*self.content); - let uri_component: String = js_sys::encode_uri_component(&data).into(); - - format!("data:{};base64,{}", self.mime_type.as_text(), uri_component) - } -} - -enum MimeType { - PDF, - VCard, - SVG, -} - -impl MimeType { - fn as_text(&self) -> &str { - match self { - MimeType::PDF => "application/pdf", - MimeType::VCard => "text/vcard", - MimeType::SVG => "image/svg+xml", - } - } -} - -pub struct Form { - link: ComponentLink<Self>, - error: Vec<String>, - formatted_name: String, - download: Option<Download>, -} - -pub enum Msg { - UpdateFormattedName(String), - GenerateVCard, - GeneratePdf, - GenerateQrCode, - Nope, -} - -impl Component for Form { - type Message = Msg; - type Properties = (); - - fn create(_props: Self::Properties, link: ComponentLink<Self>) -> Self { - Self { link, error: vec![], formatted_name: String::new(), download: None, } - } - - fn update(&mut self, msg: Self::Message) -> ShouldRender { - self.error.clear(); - match msg { - Msg::UpdateFormattedName(value) => self.formatted_name = String::from(value), - Msg::GenerateVCard => { - match self.generate_vcard() { - Ok(vcard) => self.download = Some( - Download { - file_name: format!("{}.vcs",self.formatted_name), - content: Box::new(vcard.to_string()), - mime_type: MimeType::VCard, - } - ), - Err(VCardError::FormatError(err)) => self.error.push(err.to_string()), - Err(VCardError::EmptyFormatName) => self.error.push(String::from("A VCard should have at least one formatted name.")), - }; - } - Msg::GeneratePdf => { - match self.generate_pdf() { - Ok(pdf) => self.download = Some( - Download { - file_name: format!("Visitenkarten {}.pdf", self.formatted_name), - content: Box::new(pdf), - mime_type: MimeType::PDF, - } - ), - Err(_) => self.error.push(String::from("Unexpected error while generating the PDF. Please contact me about it.")), - } - } - Msg::GenerateQrCode => { - let mut vcard_content = None; - match self.generate_vcard() { - Ok(vcard) => vcard_content = Some(vcard.to_string()), - Err(VCardError::FormatError(err)) => self.error.push(err.to_string()), - Err(VCardError::EmptyFormatName) => self.error.push(String::from("A VCard should have at least one formatted name.")), - }; - if vcard_content.is_some() { - match QrCode::encode_text(vcard_content.as_ref().unwrap(), QrCodeEcc::Low) { - Ok(qr) => self.download = Some( - Download { - file_name: format!("QR-Code VCard {}.svg", self.formatted_name), - content: Box::new(qr.to_svg_string(4)), - mime_type: MimeType::SVG, - } - ), - Err(_) => self.error.push(String::from("Sorry, VCard is too long!")), - }; - } - } - Msg::Nope => return false, - }; - if self.error.len() > 0 { - self.download = None; - } - true - } - - fn change(&mut self, _props: Self::Properties) -> ShouldRender { - false - } - - fn view(&self) -> Html { - - let formatted_name_input = self.link.batch_callback(|e: InputData| - vec![Msg::UpdateFormattedName(e.value), Msg::GenerateVCard] - ); - - let download_options = self.link.callback(|e: ChangeData| - match e { - ChangeData::Select(v) => match v.value().as_str() { - "vcard" => Msg::GenerateVCard, - "pdf" => Msg::GeneratePdf, - "qrcode" => Msg::GenerateQrCode, - _ => Msg::Nope, - }, - _ => Msg::Nope, - } - ); - - html!{ - <div class="container"> - <div class="banner row"> - <div class="span twelve"> - <h4>{ "A Generator for vCards" }</h4> - <h5>{ "Supports generating vCards (.vcf), print-ready PDF business cards and QR Codes" }</h5> - </div> - </div> - { self.render_error() } - <h4 class="explainer">{ "Name" }</h4> - <form class="row"> - <label for="formatted_name">{ "Formatted name: " }</label> - <input id="formatted_name" type="text" oninput=formatted_name_input/> - <br/> - <label for="prefix">{ "Prefix: " }</label> - <input id="prefix" type="text"/> - <br/> - <label for="first_name">{ "First name: " }</label> - <input id="first_name" type="text"/> - - <label for="middle_name">{ "Middle name: " }</label> - <input id="middle_name" type="text"/> - - <label for="last_name">{ "Last name: " }</label> - <input id="last_name" type="text"/> - <br/> - <label for="suffix">{ "Suffix: " }</label> - <input id="suffix" type="text"/> - </form> - <select id="download_options" onchange=download_options> - <option value="vcard">{ "VCard (.vcf)" }</option> - <option value="pdf">{ "Print-ready PDF" }</option> - <option value="qrcode">{ "QR Code" }</option> - </select> - - { self.render_download() } - - </div> - } - } -} - -impl Form { - fn generate_vcard(&self) -> Result<VCard, VCardError> { - match VCard::from_formatted_name_str(&self.formatted_name) { - Ok(vcard) => Ok(vcard), - Err(err) => Err(err), - } - } - fn generate_pdf(&self) -> Result<Vec<u8>, ()>{ - let regular_bytes = include_bytes!("/usr/share/fonts/liberation/LiberationSans-Regular.ttf"); - let regular_font_data = fonts::FontData::new(regular_bytes.to_vec(), Some(printpdf::BuiltinFont::Helvetica)).expect("font data should be correct"); - - let bold_bytes = include_bytes!("/usr/share/fonts/liberation/LiberationSans-Bold.ttf"); - let bold_font_data = fonts::FontData::new(bold_bytes.to_vec(), Some(printpdf::BuiltinFont::HelveticaBold)).expect("font data should be correct"); - - let italic_bytes = include_bytes!("/usr/share/fonts/liberation/LiberationSans-Italic.ttf"); - let italic_font_data = fonts::FontData::new(italic_bytes.to_vec(), Some(printpdf::BuiltinFont::HelveticaOblique)).expect("font data should be correct"); - - let bold_italic_bytes = include_bytes!("/usr/share/fonts/liberation/LiberationSans-BoldItalic.ttf"); - let bold_italic_font_data = fonts::FontData::new(bold_italic_bytes.to_vec(), Some(printpdf::BuiltinFont::HelveticaBoldOblique)).expect("font data should be correct"); - - let font_family = fonts::FontFamily{ - regular: regular_font_data, - bold: bold_font_data, - italic: italic_font_data, - bold_italic: bold_italic_font_data - }; - - let mut doc = genpdf::Document::new(font_family); - - doc.set_title("BCard test"); - doc.set_minimal_conformance(); - doc.set_margins(10); - doc.set_line_spacing(1.25); - - doc.push( - elements::Paragraph::new("genpdf Demo Document") - .aligned(elements::Alignment::Center) - .styled(style::Style::new().bold().with_font_size(20)), - ); - - // TODO fill doc with real data - - let mut buf: Vec<u8> = Vec::new(); - match doc.render(&mut buf) { - Ok(_) => Ok(buf), - Err(_) => Err(()), - } - } - fn render_error(&self) -> Html { - html!{ - <> - { - for self.error.iter().map(|err| - html!{ - <div class="alert danger"> - <p>{ err }</p> - </div> - } - ) - } - </> - } - } - fn render_download(&self) -> Html { - if self.download.is_some() { - let download = self.download.as_ref().unwrap(); - - html!{ - <a href=download.as_data_link() download=download.file_name class="button success small" > - { "Download" } - </a> - } - } else { - html!{} - } - }/* - fn render_qrcode(&self) -> Html { - if self.qr_code.is_some() { - let data = base64::encode(self.qr_code.as_ref().unwrap()); - let uri_component: String = js_sys::encode_uri_component(&data).into(); - let src = format!("data:image/svg+xml;base64,{}", uri_component); - - html!{ - <img src=src alt="QR Code" width="200" height="200"/> - } - } else { - html!{} - } - }*/ -} - - -#[wasm_bindgen(start)] -pub fn run_app() { - init(); - App::<Form>::new().mount_to_body(); -}
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