Consistent api interfaces (commons-app#5530)

* Converted CategoryInterface to kotlin

* Converted DepictsInterface to kotlin

* Convert the MediaDetailInterface to kotlin

* Convert MediaInterface to kotlin

* Convert ReviewInterface to kotlin

* Convert the UserInterface to kotlin

* Convert the WikiBaseInterface to kotlin

* Convert WikidataInterface to kotlin

* Convert WikidataMediaInterface to kotlin

* Convert UploadInterface to kotlin

Author: psh

app/src/main/java/fr/free/nrw/commons/category/CategoryInterface.java

@@ -0,0 +1,69 @@
+package fr.free.nrw.commons.category
+
+import fr.free.nrw.commons.wikidata.mwapi.MwQueryResponse
+import io.reactivex.Single
+import retrofit2.http.GET
+import retrofit2.http.Query
+import retrofit2.http.QueryMap
+
+/**
+ * Interface for interacting with Commons category related APIs
+ */
+interface CategoryInterface {
+    /**
+     * Searches for categories with the specified name.
+     *
+     * @param filter    The string to be searched
+     * @param itemLimit How many results are returned
+     * @return
+     */
+    @GET("w/api.php?action=query&format=json&formatversion=2&generator=search&prop=description|pageimages&piprop=thumbnail&pithumbsize=70&gsrnamespace=14")
+    fun searchCategories(
+        @Query("gsrsearch") filter: String?,
+        @Query("gsrlimit") itemLimit: Int,
+        @Query("gsroffset") offset: Int
+    ): Single<MwQueryResponse>
+
+    /**
+     * Searches for categories starting with the specified prefix.
+     *
+     * @param prefix    The string to be searched
+     * @param itemLimit How many results are returned
+     * @return
+     */
+    @GET("w/api.php?action=query&format=json&formatversion=2&generator=allcategories&prop=categoryinfo|description|pageimages&piprop=thumbnail&pithumbsize=70")
+    fun searchCategoriesForPrefix(
+        @Query("gacprefix") prefix: String?,
+        @Query("gaclimit") itemLimit: Int,
+        @Query("gacoffset") offset: Int
+    ): Single<MwQueryResponse>
+
+    /**
+     * Fetches categories starting and ending with a specified name.
+     *
+     * @param startingCategory Name of the category to start
+     * @param endingCategory Name of the category to end
+     * @param itemLimit How many categories to return
+     * @param offset offset
+     * @return MwQueryResponse
+     */
+    @GET("w/api.php?action=query&format=json&formatversion=2&generator=allcategories&prop=categoryinfo|description|pageimages&piprop=thumbnail&pithumbsize=70")
+    fun getCategoriesByName(
+        @Query("gacfrom") startingCategory: String?,
+        @Query("gacto") endingCategory: String?,
+        @Query("gaclimit") itemLimit: Int,
+        @Query("gacoffset") offset: Int
+    ): Single<MwQueryResponse>
+
+    @GET("w/api.php?action=query&format=json&formatversion=2&generator=categorymembers&gcmtype=subcat&prop=info&gcmlimit=50")
+    fun getSubCategoryList(
+        @Query("gcmtitle") categoryName: String,
+        @QueryMap(encoded = true) continuation: Map<String, String>
+    ): Single<MwQueryResponse>
+
+    @GET("w/api.php?action=query&format=json&formatversion=2&generator=categories&prop=info&gcllimit=50")
+    fun getParentCategoryList(
+        @Query("titles") categoryName: String?,
+        @QueryMap(encoded = true) continuation: Map<String, String>
+    ): Single<MwQueryResponse>
+}

app/src/main/java/fr/free/nrw/commons/category/CategoryInterface.kt

@@ -0,0 +1,53 @@
+package fr.free.nrw.commons.media
+
+import fr.free.nrw.commons.wikidata.WikidataConstants
+import fr.free.nrw.commons.wikidata.model.Entities
+import fr.free.nrw.commons.wikidata.mwapi.MwQueryResponse
+import io.reactivex.Observable
+import io.reactivex.Single
+import retrofit2.http.GET
+import retrofit2.http.Query
+
+/**
+ * Interface for interacting with Commons Structured Data related APIs
+ */
+interface MediaDetailInterface {
+    /**
+     * Fetches entity using file name
+     *
+     * @param filename name of the file to be used for fetching captions
+     */
+    @GET("w/api.php?action=wbgetentities&props=labels&format=json&languagefallback=1&sites=commonswiki")
+    fun fetchEntitiesByFileName(
+        @Query("languages") language: String?,
+        @Query("titles") filename: String?
+    ): Observable<Entities>
+
+    /**
+     * Gets labels for Depictions using Entity Id from MediaWikiAPI
+     * @param entityId  EntityId (Ex: Q81566) of the depict entity
+     */
+    @GET("/w/api.php?format=json&action=wbgetentities&props=labels&languagefallback=1")
+    fun getEntity(@Query("ids") entityId: String?): Single<Entities>
+
+    /**
+     * Fetches caption using wikibaseIdentifier
+     *
+     * @param wikibaseIdentifier pageId for the media
+     */
+    @GET("/w/api.php?action=wbgetentities&props=labels&format=json&languagefallback=1&sites=commonswiki")
+    fun getEntityForImage(
+        @Query("languages") language: String?,
+        @Query("ids") wikibaseIdentifier: String?
+    ): Observable<Entities>
+
+    /**
+     * Fetches current wikitext
+     * @param title file name
+     * @return Single<MwQueryResponse>
+    </MwQueryResponse> */
+    @GET(WikidataConstants.MW_API_PREFIX + "action=query&prop=revisions&rvprop=content|timestamp&rvlimit=1&converttitles=")
+    fun getWikiText(
+        @Query("titles") title: String?
+    ): Single<MwQueryResponse>
+}