Initial commit

cpone-dashboard/menu/arrival/handler.go

@@ -0,0 +1,128 @@
+package arrival
+
+import (
+	"cpone-dashboard/menu/auth"
+	"cpone-dashboard/menu/projects"
+	"encoding/json"
+	"html/template"
+	"net/http"
+)
+
+var tmpl *template.Template
+var basePath string
+
+func SetTemplates(t *template.Template) { tmpl = t }
+func SetBasePath(p string)              { basePath = p }
+
+type pageData struct {
+	Username          string
+	CurrentProject    projects.ProjectItem
+	Date              string
+	AvailableDates    []string
+	Search            string
+	Department        string
+	Rows              []ArrivalRow
+	FilteredRows      []ArrivalRow
+	Summary           ArrivalSummary
+	Departments       []DepartmentStat
+	DepartmentOptions []string
+	OverviewJSON      template.JS
+	DepartmentJSON    template.JS
+}
+
+func toJS(v interface{}) template.JS {
+	b, _ := json.Marshal(v)
+	return template.JS(b)
+}
+
+func Index(w http.ResponseWriter, r *http.Request) {
+	username := auth.Username(r)
+	mcuID := auth.SelectedProjectID(r)
+	if mcuID == 0 {
+		http.Redirect(w, r, basePath+"/projects", http.StatusSeeOther)
+		return
+	}
+	project, ok, err := projects.GetUserProject(username, mcuID)
+	if err != nil {
+		http.Error(w, "query error", http.StatusInternalServerError)
+		return
+	}
+	if !ok {
+		http.Redirect(w, r, basePath+"/projects", http.StatusSeeOther)
+		return
+	}
+
+	dates, err := GetArrivalDates(mcuID)
+	if err != nil {
+		http.Error(w, "query error", http.StatusInternalServerError)
+		return
+	}
+	selectedDate := activeDateOrLatest(dates, r.URL.Query().Get("date"), project.StartDate)
+	rows, err := GetArrivalRows(mcuID, selectedDate)
+	if err != nil {
+		http.Error(w, "query error", http.StatusInternalServerError)
+		return
+	}
+	summary, deptStats := BuildArrivalStats(rows)
+	filteredRows := FilterArrivalRows(rows, r.URL.Query().Get("search"), r.URL.Query().Get("dept"))
+	deptOptions := UniqueDepartments(rows)
+
+	stationMap, err := GetStationProgress(mcuID, selectedDate)
+	if err != nil {
+		http.Error(w, "query error", http.StatusInternalServerError)
+		return
+	}
+	for i := range filteredRows {
+		filteredRows[i].Stations = stationMap[filteredRows[i].PreregisterID]
+	}
+
+	// Chart 1: double donut — inner: checked-in vs pending, outer: total per posisi/dept
+	outerDepts := []map[string]any{}
+	for _, d := range deptStats {
+		if d.Total > 0 {
+			outerDepts = append(outerDepts, map[string]any{"name": d.Name, "value": d.Total})
+		}
+	}
+	overview := map[string]any{
+		"checkedIn": summary.CheckedIn,
+		"pending":   summary.Pending,
+		"depts":     outerDepts,
+	}
+
+	// Chart 2: per-station patient count bar chart
+	stationStats := BuildStationChart(stationMap)
+	stationLabels := make([]string, len(stationStats))
+	stationCounts := make([]int, len(stationStats))
+	for i, s := range stationStats {
+		stationLabels[i] = s.Name
+		stationCounts[i] = s.Count
+	}
+	stationChart := map[string]any{
+		"labels": stationLabels,
+		"counts": stationCounts,
+	}
+
+	t := tmpl
+	if t == nil {
+		http.Error(w, "template not ready", http.StatusInternalServerError)
+		return
+	}
+	data := pageData{
+		Username:          username,
+		CurrentProject:    project,
+		Date:              selectedDate,
+		AvailableDates:    dates,
+		Search:            r.URL.Query().Get("search"),
+		Department:        r.URL.Query().Get("dept"),
+		Rows:              rows,
+		FilteredRows:      filteredRows,
+		Summary:           summary,
+		Departments:       deptStats,
+		DepartmentOptions: deptOptions,
+		OverviewJSON:      toJS(overview),
+		DepartmentJSON:    toJS(stationChart),
+	}
+	if err := t.ExecuteTemplate(w, "base", data); err != nil {
+		http.Error(w, "template error", http.StatusInternalServerError)
+	}
+}