notedeck

One damus client to rule them all
git clone git://jb55.com/notedeck
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mention.rs (2612B)

      1 use crate::ProfilePreview;
      2 use egui::Sense;
      3 use enostr::Pubkey;
      4 use nostrdb::{Ndb, Transaction};
      5 use notedeck::{name::get_display_name, Images, MediaJobSender, NoteAction, NotedeckTextStyle};
      6 
      7 pub struct Mention<'a> {
      8     ndb: &'a Ndb,
      9     img_cache: &'a mut Images,
     10     jobs: &'a MediaJobSender,
     11     txn: &'a Transaction,
     12     pk: &'a [u8; 32],
     13     selectable: bool,
     14     size: Option<f32>,
     15 }
     16 
     17 impl<'a> Mention<'a> {
     18     pub fn new(
     19         ndb: &'a Ndb,
     20         img_cache: &'a mut Images,
     21         jobs: &'a MediaJobSender,
     22         txn: &'a Transaction,
     23         pk: &'a [u8; 32],
     24     ) -> Self {
     25         let size = None;
     26         let selectable = true;
     27         Mention {
     28             ndb,
     29             img_cache,
     30             txn,
     31             pk,
     32             selectable,
     33             size,
     34             jobs,
     35         }
     36     }
     37 
     38     pub fn selectable(mut self, selectable: bool) -> Self {
     39         self.selectable = selectable;
     40         self
     41     }
     42 
     43     pub fn size(mut self, size: f32) -> Self {
     44         self.size = Some(size);
     45         self
     46     }
     47 
     48     pub fn show(self, ui: &mut egui::Ui) -> Option<NoteAction> {
     49         mention_ui(
     50             self.ndb,
     51             self.img_cache,
     52             self.jobs,
     53             self.txn,
     54             self.pk,
     55             ui,
     56             self.size,
     57             self.selectable,
     58         )
     59     }
     60 }
     61 
     62 #[allow(clippy::too_many_arguments)]
     63 #[profiling::function]
     64 fn mention_ui(
     65     ndb: &Ndb,
     66     img_cache: &mut Images,
     67     jobs: &MediaJobSender,
     68     txn: &Transaction,
     69     pk: &[u8; 32],
     70     ui: &mut egui::Ui,
     71     size: Option<f32>,
     72     selectable: bool,
     73 ) -> Option<NoteAction> {
     74     let link_color = ui.visuals().hyperlink_color;
     75 
     76     let profile = ndb.get_profile_by_pubkey(txn, pk).ok();
     77 
     78     let name: String = format!(
     79         "@{}",
     80         get_display_name(profile.as_ref()).username_or_displayname()
     81     );
     82 
     83     let mut text = egui::RichText::new(name)
     84         .color(link_color)
     85         .text_style(NotedeckTextStyle::NoteBody.text_style());
     86     if let Some(size) = size {
     87         text = text.size(size);
     88     }
     89 
     90     let resp = ui
     91         .add(
     92             egui::Label::new(text)
     93                 .sense(Sense::click())
     94                 .selectable(selectable),
     95         )
     96         .on_hover_cursor(egui::CursorIcon::PointingHand);
     97 
     98     let note_action = if resp.clicked() {
     99         Some(NoteAction::Profile(Pubkey::new(*pk)))
    100     } else {
    101         None
    102     };
    103 
    104     if let Some(rec) = profile.as_ref() {
    105         resp.on_hover_ui_at_pointer(|ui| {
    106             ui.set_max_width(300.0);
    107             ui.add(ProfilePreview::new(rec, img_cache, jobs));
    108         });
    109     }
    110 
    111     note_action
    112 }