microtables/frontend/src/cljs/microtables_frontend/events.cljs

(ns microtables-frontend.events
  (:require
   [re-frame.core :as re-frame]
   [microtables-frontend.db :as db]))


(re-frame/reg-event-db
 ::initialize-db
 (fn [_ _]
   db/default-db))

(re-frame/reg-event-db
  ::edit-cell-value
  (fn [db [_ c r existing-datum value]]
    (if (nil? existing-datum)
      (assoc db :table-data (conj (:table-data db) {:row r :col c :value value :dirty true}))
      (assoc db :table-data (map #(if (and (= r (:row %)) (= c (:col %))) (assoc (assoc % :dirty true) :value value) %) (:table-data db))))))