Aggressively fixing Flatpak KCM

[Harald Sitter]

Since there are no objections, let's move ahead with this.

On Fri, Mar 24, 2023 at 7:36 PM Nate Graham <nate at kde.org> wrote:
>
> Hello Ivan,
>
> I think this may be a more pertinent question for Plasma folks; CCing
> plasma-devel.
>
> Nate
>
>
>
> On 3/22/23 10:41, ivan tkachenko wrote:
> > Hi,
> >
> > I'm working on Flatpak KCM.
> >
> > This is all very broken and we can't do conservative fixes because they
> > won't
> > apply well between master and Plasma/5.27 branches if done
> > little-by-little,
> > and because the thing is fundamentally broken on multiple levels. I managed
> > to refactor and rename members, methods and model roles, so they at least
> > make sense and don't duplicate each other too much. I also started writing
> > tests and expanding test suite on newly found broken cases and introduced
> > API. But this is not enough, and on my roadmap there are things like:
> >
> > - Replacing all section headings from partially(!) translated strings
> >    strings+enum heuristic into a single (and exposed to QML) enum;
> > - Rewriting value lists for ComboBox'es from pre-translated QStringList
> > into
> >    model with text and value roles;
> > - Rewriting all model setters (both toggling and changing string values)
> > from
> >    storing override data in manually formatted ini/KConfig style string
> > into
> >    storing proper data structures and value identifiers inside individual
> >    entries and serializing them in a centralized manner;
> > - Reading "defaults" not just from metadata, but from other three override
> >    levels not writable by KCM (system-default, system per-app,
> > user-default);
> > - Fixing model signals, like using beginInsertRows/endInsertRows instead of
> >    just dataChanged approriately;
> > - Changing UI styling for entries that are marked for removal, such as
> >    unchecked non-default filesystems, D-Bus services & prefixes, and
> >    environment variables
> > - Implementing default settings highlighter.
> >
> > Can I please have permission to do aggressive cherry picking from master to
> > make it better?
> >