add Makefile tasks for linting and removing dupe request models

Signed-off-by: Marques Johansson <[email protected]>

Author: displague

Makefile

@@ -10,6 +10,7 @@ GIT_REPO=gometal
 PACKAGE_MAJOR=v1
 
 SWAGGER=docker run --rm -v $(CURDIR):/local ${IMAGE}
+GOLANGCI_LINT=golangci-lint
 
 all: pull fetch patch gen
 
@@ -38,3 +39,22 @@ gen:
 		--git-repo-id ${GIT_REPO} \
 		-o /local/${PACKAGE_MAJOR} \
 		-i /local/${SPEC_PATCHED_FILE}
+
+# https://github.com/OpenAPITools/openapi-generator/issues/741#issuecomment-569791780
+remove-dupe-requests: ## Removes duplicate Request structs from the generated code
+	@for struct in $$(grep -h 'type .\{1,\} struct' $(PACKAGE_MAJOR)/*.go | grep Request  | sort | uniq -c | grep -v '^      1' | awk '{print $$3}'); do \
+	  for f in $$(/bin/ls $(PACKAGE_MAJOR)/*.go); do \
+	    if grep -qF "type $${struct} struct" "$${f}"; then \
+	      if eval "test -z \$${$${struct}}"; then \
+	        echo "skipping first appearance of $${struct} in file $${f}"; \
+	        eval "export $${struct}=1"; \
+	      else \
+	        echo "removing dupe $${struct} from file $${f}"; \
+	        tr '\n' '\r' <"$${f}" | sed 's~// '"$${struct}"'.\{1,\}type '"$${struct}"' struct {[^}]\{1,\}}~~' | tr '\r' '\n' >"$${f}.tmp"; \
+	        mv -f "$${f}.tmp" "$${f}"; \
+	      fi; \
+	    fi \
+	  done \
+	done
+lint:
+	@$(GOLANGCI_LINT) run -v --no-config --fast=false --fix --disable-all --enable goimports $(PACKAGE_MAJOR)