add action for log change file diff

Dependencies

• [2] WT3GA27P add cursor with selection
• [3] YBJRDOTC make all repo actions async
• [4] 4WO3ZJM2 show untracked files' contents
• [5] AMPZ2BXK show changed files diffs (only Edit atm)
• [6] JE44NYHM display log files diffs
• [7] 4ELJZGRJ load and store all change diffs at once
• [8] HC7ROIBC move main diffs state out of cursor
• [*] 6YZAVBWU Initial commit

Change contents

• edit in crates/inflorescence/src/main.rs at line 243
  [5.1921]

  [2.735]
  + LogChangeFileDiffAction {

  + hash: pijul::Hash,

  + file: String,

  + action: diff::Action,

  + },
• edit in crates/inflorescence/src/main.rs at line 1093
  [4.7404]

  [3.14755]
  + Message::LogChangeFileDiffAction { hash, file, action } => {

  + if let Some(cursor::Selection::LogChange {

  + ix: _,

  + hash: selected_hash,

  + message: _,

  + diffs: Some(diffs),

  + file:

  + Some(cursor::LogChangeFileSelection {

  + ix: _,

  + path: selected_path,

  + }),

  + }) = state.cursor.selection.as_mut()

  + {

  + if *selected_hash == hash && *selected_path == file {

  + let (_file, state) = diffs.get_mut(&file).unwrap();

  + diff::update(state, action);

  + }

  + }

  + Task::none()

  + }
• replacement in crates/inflorescence/src/main.rs at line 1584
  [7.11924]→[8.2076:2152](∅→∅)
  − diff::view(Some(state), file).map(|action| todo!())
  [7.11924]

  [6.19347]
  + diff::view(Some(state), file).map(|action| {

  + Message::LogChangeFileDiffAction {

  + hash: *hash,

  + file: path.clone(),

  + action,

  + }

  + })