[WEB-5262] feat: gitea sso (#8022)

* Feature/7137/gitea sso (#7940)

* added gitea auth to admin panel with configs , added api calls

* added gitea to oauth root (for signup and signin)

* removed log

* replace github oauth with gitea ouath error messages

* added gitea to auth root

* fix: update token expiration handling and remove unused variable in Gitea callback

* fix: include Gitea in OAuth enabled checks

* fix: improve error handling when fetching emails from Gitea

* chore : remove logs and add semicolons

* refactor: update Gitea authentication components and imports for consistency

* fix: enhance Gitea authentication form to auto-populate host value and improve OAuth checks

* refactor: enhance Gitea OAuth provider with improved error handling and URL validation

* fix: update authentication success messages to check for string value "1"

---------

Co-authored-by: Shivam Jain <shivam.clgstash@gmail.com>
Co-authored-by: Prateek Shourya <prateekshourya29@gmail.com>

apps/admin/app/(all)/(dashboard)/authentication/gitea/page.tsx

@@ -0,0 +1,104 @@
+"use client";
+
+import { useState } from "react";
+import { observer } from "mobx-react";
+import Image from "next/image";
+import { useTheme } from "next-themes";
+import useSWR from "swr";
+// plane internal packages
+import { setPromiseToast } from "@plane/propel/toast";
+import { Loader, ToggleSwitch } from "@plane/ui";
+// components
+import { AuthenticationMethodCard } from "@/components/authentication/authentication-method-card";
+// hooks
+import { useInstance } from "@/hooks/store";
+// icons
+import giteaLogo from "@/public/logos/gitea-logo.svg";
+//local components
+import { InstanceGiteaConfigForm } from "./form";
+
+const InstanceGiteaAuthenticationPage = observer(() => {
+  // store
+  const { fetchInstanceConfigurations, formattedConfig, updateInstanceConfigurations } = useInstance();
+  // state
+  const [isSubmitting, setIsSubmitting] = useState<boolean>(false);
+  // theme
+  const { resolvedTheme } = useTheme();
+  // config
+  const enableGiteaConfig = formattedConfig?.IS_GITEA_ENABLED ?? "";
+  useSWR("INSTANCE_CONFIGURATIONS", () => fetchInstanceConfigurations());
+
+  const updateConfig = async (key: "IS_GITEA_ENABLED", value: string) => {
+    setIsSubmitting(true);
+
+    const payload = {
+      [key]: value,
+    };
+
+    const updateConfigPromise = updateInstanceConfigurations(payload);
+
+    setPromiseToast(updateConfigPromise, {
+      loading: "Saving Configuration...",
+      success: {
+        title: "Configuration saved",
+        message: () => `Gitea authentication is now ${value === "1" ? "active" : "disabled"}.`,
+      },
+      error: {
+        title: "Error",
+        message: () => "Failed to save configuration",
+      },
+    });
+
+    await updateConfigPromise
+      .then(() => {
+        setIsSubmitting(false);
+      })
+      .catch((err) => {
+        console.error(err);
+        setIsSubmitting(false);
+      });
+  };
+
+  const isGiteaEnabled = enableGiteaConfig === "1";
+
+  return (
+    <>
+      <div className="relative container mx-auto w-full h-full p-4 py-4 space-y-6 flex flex-col">
+        <div className="border-b border-custom-border-100 mx-4 py-4 space-y-1 flex-shrink-0">
+          <AuthenticationMethodCard
+            name="Gitea"
+            description="Allow members to login or sign up to plane with their Gitea accounts."
+            icon={<Image src={giteaLogo} height={24} width={24} alt="Gitea Logo" />}
+            config={
+              <ToggleSwitch
+                value={isGiteaEnabled}
+                onChange={() => {
+                  updateConfig("IS_GITEA_ENABLED", isGiteaEnabled ? "0" : "1");
+                }}
+                size="sm"
+                disabled={isSubmitting || !formattedConfig}
+              />
+            }
+            disabled={isSubmitting || !formattedConfig}
+            withBorder={false}
+          />
+        </div>
+        <div className="flex-grow overflow-hidden overflow-y-scroll vertical-scrollbar scrollbar-md px-4">
+          {formattedConfig ? (
+            <InstanceGiteaConfigForm config={formattedConfig} />
+          ) : (
+            <Loader className="space-y-8">
+              <Loader.Item height="50px" width="25%" />
+              <Loader.Item height="50px" />
+              <Loader.Item height="50px" />
+              <Loader.Item height="50px" />
+              <Loader.Item height="50px" width="50%" />
+            </Loader>
+          )}
+        </div>
+      </div>
+    </>
+  );
+});
+
+export default InstanceGiteaAuthenticationPage;