Re: Re: customer facing vs admin/customer service a different bounded context usually?
"Caleb Cushing [email protected] [domaindrivendesign]" <[email protected]> Mon, 30 Mar 2020 14:05:40 -0500
| Newsgroups | gmane.comp.programming.domain-driven-design |
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| Message-ID | <CAAHKNRFwUg64BDWJGJBgSjcGo6ssQfPN9nUmMLdWxfFv4dEq3g@mail.gmail.com> |
--00000000000043663805a2172388 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Mon, Mar 30, 2020 at 1:23 PM Christian Johansen [email protected] [domaindrivendesign] <[email protected]> wrote: > > > Sounds like different bounded contexts to me. I have some questions thoug= h. > What is the aggregate here ? Do you have a device aggregate ? OR is > Location the aggregate root. Aggregates should not be big. Remember to > model aggregates around transactional boundaries.. > In my humble opinion Location is the root, from which which we have a storefront and a device (it's something like 1 location, has 2 storefronts, and maybe a dozen devices) > Who will modify state ? > Operations, otherwise it's read only. > What are the commands and the corresponding domain events ? > Good question, I'm pretty new to this part of the logic... I'm not entirely certain if there are valid domain events in this case, commands AFAIK are basically your standard CRUD operations, and a few other things, like disabling a storefront (which results in a CRUD, but still) > > You could have different projections of that aggregate? > At the very least there is an obvious filter that is always applied to one context (whether or not the thing is enabled) and it applies at multiple levels. > -- > Med Venlig Hilsen/Kind Regards > Christian Johansen > Software Developer M.sc.MCPD > > MB: (+45) 30 13 15 14 > > > >=20 --=20 Caleb Cushing http://xenoterracide.com --00000000000043663805a2172388 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/htm= l4/strict.dtd"> <html> <head> </head> =20 <body style=3D"background-color: #fff;"> <span style=3D"display:none"> </span> <!--~-|**|PrettyHtmlStartT|**|-~--> <div id=3D"ygrp-mlmsg" style=3D"position:relative;"> <div id=3D"ygrp-msg" style=3D"z-index: 1;"> <!--~-|**|PrettyHtmlEndT|**|-~--> <div id=3D"ygrp-text" > =20=20=20=20=20=20 =20=20=20=20=20=20 <p><div dir=3D"ltr"><div dir=3D"ltr"><br></div><br><div class=3D"gmai= l_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Mon, Mar 30, 2020 at 1:23= PM Christian Johansen <a href=3D"mailto:[email protected]">chr.j.jo= [email protected]</a> [domaindrivendesign] <<a href=3D"mailto:domaindrive= [email protected]">[email protected]</a>> wrote:<= br></div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8e= x;border-left:1px solid rgb(204,204,204);"> =20=20=20=20=20=20=20=20 <div> <br><br> <div dir=3D"ltr">Sounds like different bounded contexts to me. I have some = questions though.<div>What=C2=A0is the aggregate here ? Do you have a devic= e aggregate ? OR=C2=A0 is Location the aggregate=C2=A0root. Aggregates shou= ld not be big. Remember to model aggregates around transactional boundaries= ...</div></div></div></blockquote><div><br>In my humble opinion Location is = the root, from which which we have a storefront and a device (it's some= thing like 1 location, has 2 storefronts, and maybe a dozen devices)<br>=C2= =A0</div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8e= x;border-left:1px solid rgb(204,204,204);"><div><div dir=3D"ltr"><div>Who w= ill modify state ?</div></div></div></blockquote><div><br></div><div>Operat= ions, otherwise it's read only.</div><div>=C2=A0</div><blockquote class= =3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rg= b(204,204,204);"><div><div dir=3D"ltr"><div>What are the commands and the c= orresponding domain events ?</div></div></div></blockquote><div><br></div><= div>Good question, I'm pretty new to this part of the logic... I'm = not entirely certain if there are valid domain events in this case, command= s AFAIK are basically your standard CRUD operations, and a few other things= , like disabling a storefront (which results in a CRUD, but still)<br>=C2= =A0</div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8e= x;border-left:1px solid rgb(204,204,204);"><div><div dir=3D"ltr"><div><br><= /div><div>You could have different projections of that aggregate?<br></div>= </div></div></blockquote><div><br></div><div>At the very least there is an = obvious filter that is always applied to one context (whether or not the th= ing is enabled) and it applies at multiple levels.</div><div>=C2=A0</div><b= lockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-le= ft:1px solid rgb(204,204,204);"><div><div dir=3D"ltr"><div>-- <br><div dir= =3D"ltr">Med Venlig Hilsen/Kind Regards<br>Christian Johansen<br>Software D= eveloper M.sc.MCPD<br><br>MB: (+45) 30 13 15 14<br><br></div></div></di= v> <br> <br> <div width=3D"1" style=3D"color:white;"></div> </div></blockquote></div><br clear=3D"all"><div><br></div>-- <br><div dir= =3D"ltr" class=3D"gmail_signature">Caleb Cushing<br><br><a href=3D"http://x= enoterracide.com" target=3D"_blank">http://xenoterracide.com</a></div></div= > </p> </div> =20=20=20=20=20 <!--~-|**|PrettyHtmlStart|**|-~--> <div style=3D"color: #fff; height: 0;">__._,_.___</div> =20=20=20=20=20=20=20=20=20=20 =20=20 =20 =20=20=20=20 <div style=3D"clear:both"> </div> <div id=3D"fromDMARC" style=3D"margin-top: 10px;"> <hr style=3D"height:2px ; border-width:0; color:#E3E3E3; background= -color:#E3E3E3;"> Posted by: Caleb Cushing <[email protected]> <hr= style=3D"height:2px ; border-width:0; color:#E3E3E3; background-color:#E3E= 3E3;"> </div> <div style=3D"clear:both"> </div> <table cellspacing=3D4px style=3D"margin-top: 10px; margin-bottom: 10px= ; color: #2D50FD;"> <tbody> <tr> <td style=3D"font-size: 12px; font-family: arial; font-weight: bo= ld; padding: 7px 5px 5px;" > <a style=3D"text-decoration: none; color: #2D50FD= " href=3D"https://groups.yahoo.com/neo/groups/domaindrivendesign/conversati= ons/messages/24848;_ylc=3DX3oDMTJxaTBlbm1lBF9TAzk3MzU5NzE0BGdycElkAzgxMTY5M= jMEZ3Jwc3BJZAMxNzA1MDA3MTgxBG1zZ0lkAzI0ODQ4BHNlYwNmdHIEc2xrA3JwbHkEc3RpbWUD= MTU4NTU5NTE0NQ--?act=3Dreply&messageNum=3D24848">Reply via web post</a> </td> <td>•</td> <td style=3D"font-size: 12px; 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