Improve how ESC navigation works

[mrm]

Agreed, this is flawed and could be improved. There are a couple things in play here:

1. ESC goes to the month or year of the asset, rather than returning from the tag that you were browsing from. This will be fixed by this feature:

Tag-context browsing

When clicking on a thumbnail, the asset page should retain the tag context for “next” and “previous” assets. As an example, when you navigate to Who/Smith/Alice, and click an image of Alice, the navigation buttons should go to the next-younger and next-older assets tagged with Alice. (The current implementation always defines “next” and “previous” by chronological order). Switching this context can be done via the bottom streams panel, or a new pulldown added to the asset header. (Taken from th…

2. When you return to a tag, PhotoStructure doesn’t retain the prior “seed” (you can see this if you use a browser and point it to http://localhost:1787 while PhotoStructure is running). Without this seed, new child tag “samples” are picked, which changes what you were looking at. When I implement context tags, I’ll make sure I also retain the prior seed in the page context.