1 00:00:00,480 --> 00:00:01,560 Not bad, not bad. 2 00:00:01,589 --> 00:00:09,330 We have general understanding how middle of world works and express and I want to cover the rest of 3 00:00:09,330 --> 00:00:10,890 the HTP methods. 4 00:00:11,370 --> 00:00:19,360 So if you remember, which seems like an eternity ago, we covered the cycle, the message as well as 5 00:00:19,360 --> 00:00:25,650 the response and in request, well, get was by default, reform by browser. 6 00:00:25,950 --> 00:00:28,880 But of course we have other methods as well. 7 00:00:29,220 --> 00:00:33,650 And I also provided a second slide just for these methods. 8 00:00:33,930 --> 00:00:35,870 And here you can see the rest of the methods. 9 00:00:36,210 --> 00:00:43,080 So get it again by default, set up in the browser and this allows us to read data. 10 00:00:43,470 --> 00:00:47,040 Then we have a post that is for inserting data. 11 00:00:47,400 --> 00:00:53,780 So, for example, if we have some kind of API order around, we can add an order. 12 00:00:53,940 --> 00:00:58,250 So a user makes an order and we just place that order on a server. 13 00:00:58,590 --> 00:01:05,510 So of course, eventually we would say that in a database, then we have put if we want to update there 14 00:01:05,670 --> 00:01:09,360 and of course, we also have one for deleting the data. 15 00:01:09,690 --> 00:01:12,270 And before we continue, let me just mention something. 16 00:01:12,870 --> 00:01:15,370 We're not going to process this data. 17 00:01:15,390 --> 00:01:22,590 So, yes, we'll have working examples of post put delete and hopefully I'll be able to convey my message 18 00:01:22,980 --> 00:01:28,590 in a manner where you understand the general setup for rest of the methods. 19 00:01:28,830 --> 00:01:34,050 But since we haven't covered how to connect to the database, we won't persist this data. 20 00:01:34,440 --> 00:01:40,560 Now, I could have when the file system where essentially we are persisting this data by writing in 21 00:01:40,560 --> 00:01:41,010 a file. 22 00:01:41,010 --> 00:01:46,650 But I thought it's a waste of your time because most likely you're going to work with database anyway, 23 00:01:46,950 --> 00:01:48,850 so we might as well skip that part. 24 00:01:49,050 --> 00:01:55,320 So once we understand how we can connect to the database, what are the methods by working with data 25 00:01:55,470 --> 00:02:02,310 in our database, then we'll have a proper example where we're persisting data as well. 26 00:02:02,700 --> 00:02:04,220 And not to kick things off. 27 00:02:04,230 --> 00:02:07,200 I'm going to navigate back to my address again. 28 00:02:07,200 --> 00:02:12,090 The previous example is going to be in the file number 10 middleware options. 29 00:02:12,510 --> 00:02:20,310 And again, we're just removing pretty much everything, starting with Morgenthal right after app and 30 00:02:20,310 --> 00:02:23,730 all the way to app that listen. 31 00:02:23,920 --> 00:02:27,050 OK, so now there's not going to be a home report. 32 00:02:27,060 --> 00:02:30,900 However, I'm going to go with API and people now. 33 00:02:30,900 --> 00:02:32,640 Why do I go with API people? 34 00:02:32,850 --> 00:02:34,560 Because in the data file. 35 00:02:34,740 --> 00:02:38,130 In the data gess where we have the product. 36 00:02:38,990 --> 00:02:46,040 There's also this one people people is an array, each person is an object, there's an ID as well as 37 00:02:46,040 --> 00:02:49,030 the name, as you can see, very simple example. 38 00:02:49,490 --> 00:02:57,410 So with this data, IRA, I would want to showcase how we can read this data, how we can add, for 39 00:02:57,410 --> 00:03:04,420 example, an extra person using the post, how we can modify the person as well as deleting one. 40 00:03:04,790 --> 00:03:10,720 And now, of course, I want to navigate objects and first I want to get my people. 41 00:03:11,030 --> 00:03:15,350 So we simply go we import our structures right away. 42 00:03:15,530 --> 00:03:22,790 And as a side note, since I might make some modifications, how you let in this case and I'll set it 43 00:03:22,790 --> 00:03:31,010 equal to require some data, hopefully this part is clear since we have covered quite a few times. 44 00:03:31,370 --> 00:03:36,880 And let's start with the one that we already know, and that is going to be a good method. 45 00:03:37,220 --> 00:03:43,880 So I'm going to go with an app that gets like I said, I'll purposely set up my route with a value of 46 00:03:43,880 --> 00:03:45,500 API and people. 47 00:03:45,710 --> 00:03:46,970 So that's going to be my path. 48 00:03:46,970 --> 00:03:50,070 I'll say API and and people. 49 00:03:50,340 --> 00:03:54,600 Now, this is a great method and simply will return this. 50 00:03:54,620 --> 00:03:55,000 All right. 51 00:03:55,220 --> 00:04:03,470 So Rick András and again, I'm just going to go with Araz status, what's called the value of the hundred. 52 00:04:03,740 --> 00:04:05,570 Then let's set up our JSON. 53 00:04:05,840 --> 00:04:09,350 And since I want to be kind to my users, I'll send back the object. 54 00:04:09,620 --> 00:04:12,910 I'll say that the success property is true. 55 00:04:13,250 --> 00:04:14,990 So the request was successful. 56 00:04:15,200 --> 00:04:20,089 And as far as data property, well, I'll set it equal to your people. 57 00:04:20,420 --> 00:04:28,070 So let's navigate back to our browser and we're going to go with five thousand and of course, kind 58 00:04:28,070 --> 00:04:28,560 of get. 59 00:04:28,940 --> 00:04:36,620 So this is going to be four or four if I just go to the home page and instead I have about four API 60 00:04:37,130 --> 00:04:40,310 and I believe the whole path was people like. 61 00:04:40,310 --> 00:04:41,840 So so we run that. 62 00:04:42,820 --> 00:04:50,680 And of course, I zoomed in already massively here, so it means the amount in my browser and we should 63 00:04:50,680 --> 00:04:56,490 see that we're getting our object, the success property is truly beautiful. 64 00:04:56,770 --> 00:05:02,560 And then, of course, we have the data property and in there we have the people's. 65 00:05:02,560 --> 00:05:02,830 All right. 66 00:05:03,160 --> 00:05:04,920 So bunch of people in here. 67 00:05:05,140 --> 00:05:09,600 So, of course, that is our first HTP method. 68 00:05:09,940 --> 00:05:17,470 That is the one where effectively we read the data and like I already have mentioned, probably 20 thousand 69 00:05:17,470 --> 00:05:17,800 times. 70 00:05:18,100 --> 00:05:22,660 That's the default method that the browser performs. 71 00:05:22,690 --> 00:05:31,660 So when you set up a request with your browser, you right away use the verb by the name of GET, and 72 00:05:31,660 --> 00:05:34,180 that's why you can read the data.