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WessexWater · Sep 4, 2023 · a371637 · a371637
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commit a371637
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Showing 2 changed files with 20 additions and 17 deletions.
diff --git a/chellow/e/views.py b/chellow/e/views.py
@@ -3909,9 +3909,10 @@ def site_add_e_supply_form_get(site_id):
             sscs = g.sess.scalars(
                 select(Ssc)
                 .select_from(MtcSsc)
-                .join(MtcParticipant)
-                .join(MtcLlfcSsc)
+                .join(Ssc, MtcSsc.ssc_id == Ssc.id)
+                .join(MtcLlfcSsc, MtcLlfcSsc.mtc_ssc_id == MtcSsc.id)
                 .join(MtcLlfcSscPc)
+                .join(MtcParticipant)
                 .where(
                     MtcParticipant.participant == participant,
                     MtcLlfcSscPc.pc == pc,
@@ -3921,7 +3922,11 @@ def site_add_e_supply_form_get(site_id):
                 .distinct()
                 .order_by(Ssc.code, Ssc.valid_from.desc())
             ).all()
-            ssc = sscs[0]
+            ssc_id = req_int_none("ssc_id")
+            if ssc_id in {s.id for s in sscs}:
+                ssc = Ssc.get_by_id(g.sess, ssc_id)
+            else:
+                ssc = sscs[0]
 
         if pc.code == "00":
             mtc_participants = [
@@ -3940,11 +3945,11 @@ def site_add_e_supply_form_get(site_id):
                 mtc_participant
                 for mtc_participant, mtc in g.sess.execute(
                     select(MtcParticipant, Mtc)
-                    .select_from(MtcParticipant)
-                    .join(Mtc)
-                    .join(MtcSsc)
+                    .select_from(MtcLlfcSscPc)
                     .join(MtcLlfcSsc)
-                    .join(MtcLlfcSscPc)
+                    .join(MtcSsc)
+                    .join(MtcParticipant)
+                    .join(Mtc)
                     .where(
                         MtcParticipant.participant == participant,
                         MtcLlfcSscPc.pc == pc,
@@ -3956,11 +3961,6 @@ def site_add_e_supply_form_get(site_id):
                     .order_by(Mtc.code, MtcParticipant.valid_from.desc())
                 )
             ]
-            if len(mtc_participants) == 0:
-                raise BadRequest(
-                    f"For DNO {dno.dno_code}, PC {pc.code} and SSC {ssc.code} there "
-                    f"are no valid MTCs from {hh_format(start_date)}."
-                )
 
         mtc_participant_id = req_int_none("mtc_participant_id")
         if mtc_participant_id is None:
@@ -3987,9 +3987,10 @@ def site_add_e_supply_form_get(site_id):
         else:
             imp_llfcs = g.sess.scalars(
                 select(Llfc)
-                .select_from(MtcSsc)
-                .join(MtcLlfcSsc)
+                .select_from(MtcLlfcSsc)
+                .join(Llfc, Llfc.id == MtcLlfcSsc.llfc_id)
                 .join(MtcLlfcSscPc)
+                .join(MtcSsc, MtcSsc.id == MtcLlfcSsc.mtc_ssc_id)
                 .where(
                     MtcSsc.mtc_participant == mtc_participant,
                     MtcLlfcSscPc.pc == pc,
@@ -4018,9 +4019,10 @@ def site_add_e_supply_form_get(site_id):
         else:
             exp_llfcs = g.sess.scalars(
                 select(Llfc)
-                .select_from(MtcSsc)
-                .join(MtcLlfcSsc)
+                .select_from(MtcLlfcSsc)
+                .join(Llfc, Llfc.id == MtcLlfcSsc.llfc_id)
                 .join(MtcLlfcSscPc)
+                .join(MtcSsc, MtcSsc.id == MtcLlfcSsc.mtc_ssc_id)
                 .where(
                     MtcSsc.mtc_participant == mtc_participant,
                     MtcLlfcSscPc.pc == pc,

diff --git a/chellow/templates/e/site_add_e_supply.html b/chellow/templates/e/site_add_e_supply.html
@@ -14,7 +14,7 @@
 	<form action="/e/sites/{{site.id}}/add_e_supply" method="post">
 		<fieldset hx-get="/e/sites/{{site.id}}/add_e_supply/form" hx-params="*"
 			 hx-trigger="load, change"
-			 hx-include="[name='source_id'],[name='start_year'],[name='start_month'],[name='start_day'],[name='start_hour'],[name='start_minute'],[name='pc_id'],[name='name'],[name='imp_mpan_core'],[name='exp_mpan_core'],[name='mop_account'],[name='dc_account'],[name='dc_contract_id'],[name='mop_contract_id'],[name='imp_supplier_account'],[name='exp_supplier_account'],[name='imp_llfc_id'],[name='exp_llfc_id'],[name='mtc_participant_id'],[name='has_imp_mpan'],[name='has_exp_mpan'],[name='dno_id'],[name='gsp_group_id']">
+			 hx-include="[name='source_id'],[name='start_year'],[name='start_month'],[name='start_day'],[name='start_hour'],[name='start_minute'],[name='pc_id'],[name='name'],[name='imp_mpan_core'],[name='exp_mpan_core'],[name='mop_account'],[name='dc_account'],[name='dc_contract_id'],[name='mop_contract_id'],[name='imp_supplier_account'],[name='exp_supplier_account'],[name='imp_llfc_id'],[name='exp_llfc_id'],[name='mtc_participant_id'],[name='has_imp_mpan'],[name='has_exp_mpan'],[name='dno_id'],[name='gsp_group_id'],[name='ssc_id']">
 			<input type="hidden" name="source_id" value="{{request.values.source_id}}">
 			<input type="hidden" name="pc_id" value="{{request.values.pc_id}}">
 			<input type="hidden" name="dno_id" value="{{request.values.dno_id}}">
@@ -42,6 +42,7 @@
 					value="{{request.values.exp_supplier_account}}">
 			<input type="hidden" name="exp_llfc_id"
 					value="{{request.values.exp_llfc_id}}">
+			<input type="hidden" name="ssc_id" value="{{request.values.ssc_id}}">
 		</fieldset>
 	</form>
 {% endblock %}