User action heatmap (#5131)

* Added basic heatmap data

* Added extra case for sqlite

* Built basic heatmap into user profile

* Get contribution data from api & styling

* Fixed lint & added extra group by statements for all database types

* generated swagger spec

* generated swagger spec

* generated swagger spec

* fixed swagger spec

* fmt

* Added tests

* Added setting to enable/disable user heatmap

* Added locale for loading text

* Removed UseTiDB

* Updated librejs & moment.js

* Fixed import order

* Fixed heatmap in postgresql

* Update docs/content/doc/advanced/config-cheat-sheet.en-us.md

Co-Authored-By: kolaente <konrad@kola-entertainments.de>

* Added copyright header

* Fixed a bug to show the heatmap for the actual user instead of the currently logged in

* Added integration test for heatmaps

* Added a heatmap on the dashboard

* Fixed timestamp parsing

* Hide heatmap on mobile

* optimized postgresql group by query

* Improved sqlite group by statement

routers/api/v1/user/user.go

@@ -5,6 +5,7 @@
 package user
 
 import (
+	"net/http"
 	"strings"
 
 	"code.gitea.io/gitea/models"
@@ -133,3 +134,41 @@ func GetAuthenticatedUser(ctx *context.APIContext) {
 	//     "$ref": "#/responses/User"
 	ctx.JSON(200, ctx.User.APIFormat())
 }
+
+// GetUserHeatmapData is the handler to get a users heatmap
+func GetUserHeatmapData(ctx *context.APIContext) {
+	// swagger:operation GET /users/{username}/heatmap user userGetHeatmapData
+	// ---
+	// summary: Get a user's heatmap
+	// produces:
+	// - application/json
+	// parameters:
+	// - name: username
+	//   in: path
+	//   description: username of user to get
+	//   type: string
+	//   required: true
+	// responses:
+	//   "200":
+	//     "$ref": "#/responses/UserHeatmapData"
+	//   "404":
+	//     "$ref": "#/responses/notFound"
+
+	// Get the user to throw an error if it does not exist
+	user, err := models.GetUserByName(ctx.Params(":username"))
+	if err != nil {
+		if models.IsErrUserNotExist(err) {
+			ctx.Status(http.StatusNotFound)
+		} else {
+			ctx.Error(http.StatusInternalServerError, "GetUserByName", err)
+		}
+		return
+	}
+
+	heatmap, err := models.GetUserHeatmapDataByUser(user)
+	if err != nil {
+		ctx.Error(http.StatusInternalServerError, "GetUserHeatmapDataByUser", err)
+		return
+	}
+	ctx.JSON(200, heatmap)
+}