MythLogBot@irc.libera.chat :: #mythtv

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Current users (26):

brfransen, ChanServ, DevMythNotifyBot, enix_, fr0bnic, frobnic, gigem_, ijc, knowledgejunkie, mad_enz, Malmis, mkbloke, MythBuild, MythLogBot, ooshlablu, Panic, peper03, peterbennett, poptix, skrip_kid, sphery_, Steve-Goodey, stuarta[m], wookey_, xris, zbot
Tuesday, May 10th, 2022, 00:31 UTC
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[06:39:19] DevMythNotifyBot: COMMIT: stuarta pushed 2 commit(s) to branch master: https://github.com/MythTV/mythtv/compare/5704 . . . 7abd8f714542
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[14:19:36] DevMythNotifyBot: COMMIT: bennettpeter pushed 1 commit(s) to branch fixes/32: https://github.com/MythTV/mythtv/compare/d80a . . . c4fc53c651ed
[14:29:26] peterbennett: angular
[14:30:15] stuarta[m]: ?
[14:30:58] peterbennett: Angular is different. I am working through the tutorial.
[14:31:24] stuarta[m]: What are you used to?
[14:31:52] peterbennett: C++ java bash
[14:32:21] peterbennett: last time I did web development was Pega PRPC which is different
[14:32:41] peterbennett: Before that HTML and javascript with jsp
[14:32:56] stuarta[m]: Yeah then it'll be quite different. Once you get through the tutorial it should start to make sense
[14:33:28] stuarta[m]: The JavaScript is still relevant as that gets used
[14:33:44] stuarta[m]: But no JSP
[14:35:06] peterbennett: One thing that baffles me is how do the services in MythTV (e.g. config.services.ts) know the server and port number
[14:35:23] peterbennett: .httpClient.get<MythDatabaseStatus>('/Config/GetDatabaseStatus')
[14:35:56] peterbennett: If I am testing on port 4700 how does it know to use port 6744 ?
[14:36:40] peterbennett: angular is like a cross between python and java
[14:37:45] stuarta[m]: it doesn't. it'll always go back to where the original page was served from. however, if you look at src/proxy.conf.js you will see that certain URL path's are sent through to a backend (which should be a backend running on port 6744 on localhost
[14:38:19] stuarta[m]: i don't find angular anything like python. can't stand python
[14:38:57] peterbennett: I see that is the missing link., thank you
[14:39:40] stuarta[m]: no worries, it's very flexible. i have additional config stanzas to pass certain url's through to a different backend where i have proper guide data
[14:39:51] peterbennett: That may have to change at some point becaus you could be accessing from a different host than localhost. I guess that is only for testing.
[14:40:58] stuarta[m]: yeah, it's only used for development. in production, the app is served from backend:6744 (by default, at this point in time) and all http calls will go back to the same host:port combination
[14:41:42] stuarta[m]: currently, the only exception is under src/app/services/external, which consumes the API at services.mythtv.org
[14:41:57] stuarta[m]: that'll be more like what you were expecting
[14:44:14] peterbennett: Right.
[14:45:06] peterbennett: I saw where the plain URL '/Config/GetDatabaseStatus should work fine without a proxy when running off mythbackend but not with the port4700
[14:46:26] peterbennett: By the way – I noticed something troubling about the guide display
[14:47:41] peterbennett: If you have no guide data (test system – have not run mythfilldatabase fir a few weeks) – the Guid in mythfrontend as well as the guide at http://localhost:6744/guide, hang the system
[14:47:50] peterbennett: If there is data they work fine
[14:48:23] peterbennett: mysql goes into 100% cpu usage . and the screen stops responding
[14:48:26] stuarta[m]: gets stuck loading?
[14:48:47] stuarta[m]: oh, that sounds more like an issue on the backend side?
[14:48:49] peterbennett: I had to kill mysqld to get back to normal
[14:49:14] peterbennett: Yes i agree, but this seems to be something new
[14:49:42] peterbennett: At least new in the mythfrontend case
[14:49:46] stuarta[m]: ah well, it's still a WIP
[14:52:25] peterbennett: The angular syntax is a bit strange with the different types of brackets for different things
[14:52:53] stuarta[m]: yeah that takes a bit of getting your head around
[14:53:54] stuarta[m]: also some of the variable conventions, such as the suffix '$' to indicate an observable, and the suffix '!' to explicitly tell angular you know it's not initialized to start with
[14:54:00] peterbennett: Not sure why you sometimes put a declaration in the argumanet of constructor rather than delaring it in the class e.g. constructor(private httpClient : HttpClient) { }
[14:54:27] stuarta[m]: those are services
[14:54:45] peterbennett: Something to do with being injectable
[14:55:30] stuarta[m]: not 100% sure why, but that is where they are put in all the examples, so I see no reason to change it, since it works
[14:56:19] stuarta[m]: i believe it's for services which are consumed by the component
[14:56:35] peterbennett: Seems to be related to the fact that these are single instance singleton classes
[14:56:56] stuarta[m]: (that's how we use it)
[14:57:10] stuarta[m]: also external to the component, rather than part of the component
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[19:09:25] DevMythNotifyBot: issue opened by KungFuJesus, "Mythtranscode segmentation fault in v32": https://github.com/MythTV/mythtv/issues/560
[19:10:05] DevMythNotifyBot: issue edited by KungFuJesus, "Mythtranscode segmentation fault in v32": https://github.com/MythTV/mythtv/issues/560
[19:18:42] DevMythNotifyBot: COMMIT: kmdewaal pushed 1 commit(s) to branch fixes/32: https://github.com/MythTV/mythtv/compare/c4fc . . . 26079f815a17
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