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🎉 Add many improvements on nil handling and code structure on changes impl.
This commit is contained in:
Andrey Antukh
Andrés Moya
parent
d61a86cad1
commit
394e6b08ad
2 changed files with 100 additions and 91 deletions
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@ -15,6 +15,20 @@
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[app.common.pages.spec :as spec]
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[app.common.spec :as us]))
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; Specific helpers
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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(defn- without-obj
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"Clear collection from specified obj and without nil values."
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[coll o]
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(into [] (filter #(not= % o)) coll))
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(defn vec-without-nils
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[coll]
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(into [] (remove nil?) coll))
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; Page Transformation Changes
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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@ -54,45 +68,50 @@
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(assoc data :options (d/dissoc-in (:options data) path)))))))
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(defmethod process-change :add-obj
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[data {:keys [id obj page-id component-id frame-id parent-id
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index ignore-touched]}]
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(letfn [(update-fn [data]
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(let [parent-id (or parent-id frame-id)
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objects (:objects data)
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obj (assoc obj
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:frame-id frame-id
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:parent-id parent-id
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:id id)]
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(if (and (or (nil? parent-id) (contains? objects parent-id))
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(or (nil? frame-id) (contains? objects frame-id)))
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(-> data
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(update :objects assoc id obj)
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(update-in [:objects parent-id :shapes]
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(fn [shapes]
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(let [shapes (or shapes [])]
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(cond
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(some #{id} shapes)
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shapes
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[data {:keys [id obj page-id component-id frame-id parent-id index ignore-touched]}]
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(letfn [(update-parent-shapes [shapes]
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;; Ensure that shapes is always a vector.
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(let [shapes (into [] shapes)]
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(cond
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(some #{id} shapes)
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shapes
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(nil? index)
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(if (= :frame (:type obj))
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(d/concat [id] shapes)
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(conj shapes id))
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(nil? index)
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(if (= :frame (:type obj))
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(into [id] shapes)
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(conj shapes id))
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:else
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(cph/insert-at-index shapes index [id])))))
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:else
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(cph/insert-at-index shapes index [id]))))
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(update-parent [parent]
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(-> parent
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(update :shapes update-parent-shapes)
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(update :shapes vec-without-nils)
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(cond-> (and (:shape-ref parent)
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(not= (:id parent) frame-id)
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(not ignore-touched))
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(-> (update :touched cph/set-touched-group :shapes-group)
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(dissoc :remote-synced?)))))
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(update-objects [objects parent-id]
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(if (and (or (nil? parent-id) (contains? objects parent-id))
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(or (nil? frame-id) (contains? objects frame-id)))
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(-> objects
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(assoc id (-> obj
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(assoc :frame-id frame-id)
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(assoc :parent-id parent-id)
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(assoc :id id)))
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(update parent-id update-parent))
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objects))
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(update-container [data]
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(let [parent-id (or parent-id frame-id)]
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(update data :objects update-objects parent-id)))]
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(cond-> (and (:shape-ref (get-in data [:objects parent-id]))
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(not= parent-id frame-id)
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(not ignore-touched))
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(->
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(update-in [:objects parent-id :touched]
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cph/set-touched-group :shapes-group)
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(d/dissoc-in [:objects parent-id :remote-synced?]))))
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data)))]
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(if page-id
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(d/update-in-when data [:pages-index page-id] update-fn)
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(d/update-in-when data [:components component-id] update-fn))))
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(d/update-in-when data [:pages-index page-id] update-container)
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(d/update-in-when data [:components component-id] update-container))))
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(defmethod process-change :mod-obj
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[data {:keys [id page-id component-id operations]}]
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@ -107,32 +126,27 @@
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(defmethod process-change :del-obj
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[data {:keys [page-id component-id id ignore-touched]}]
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(letfn [(delete-object [objects id]
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(letfn [(delete-from-parent [parent]
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(let [parent (update parent :shapes without-obj id)]
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(cond-> parent
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(and (:shape-ref parent)
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(not ignore-touched))
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(-> (update :touched cph/set-touched-group :shapes-group)
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(dissoc :remote-synced?)))))
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(delete-from-objects [objects]
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(if-let [target (get objects id)]
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(let [parent-id (cph/get-parent id objects)
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frame-id (:frame-id target)
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parent (get objects parent-id)
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objects (dissoc objects id)]
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(cond-> objects
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(and (not= parent-id frame-id)
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(#{:group :svg-raw} (:type parent)))
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(update-in [parent-id :shapes] (fn [s] (filterv #(not= % id) s)))
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(and (:shape-ref parent) (not ignore-touched))
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(->
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(update-in [parent-id :touched] cph/set-touched-group :shapes-group)
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(d/dissoc-in [parent-id :remote-synced?]))
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(contains? objects frame-id)
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(update-in [frame-id :shapes] (fn [s] (filterv #(not= % id) s)))
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(seq (:shapes target)) ; Recursive delete all
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; dependend objects
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(as-> $ (reduce delete-object $ (:shapes target)))))
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(let [parent-id (or (:parent-id target)
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(:frame-id target))
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children (cph/get-children id objects)]
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(-> (reduce dissoc objects children)
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(dissoc id)
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(d/update-when parent-id delete-from-parent)))
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objects))]
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(if page-id
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(d/update-in-when data [:pages-index page-id :objects] delete-object id)
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(d/update-in-when data [:components component-id :objects] delete-object id))))
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(d/update-in-when data [:pages-index page-id :objects] delete-from-objects)
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(d/update-in-when data [:components component-id :objects] delete-from-objects))))
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;; reg-objects operation "regenerates" the geometry and selrect of the parent groups
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(defmethod process-change :reg-objects
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@ -191,25 +205,24 @@
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(insert-items prev-shapes index shapes)
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;; For masked groups, the first shape is the mask
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;; and it cannot be moved.
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(let [mask-id (first prev-shapes)
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other-ids (rest prev-shapes)
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not-mask-shapes (strip-id shapes mask-id)
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new-index (if (nil? index) nil (max (dec index) 0))
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new-shapes (insert-items other-ids new-index not-mask-shapes)]
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(let [mask-id (first prev-shapes)
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other-ids (rest prev-shapes)
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not-mask-shapes (without-obj shapes mask-id)
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new-index (if (nil? index) nil (max (dec index) 0))
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new-shapes (insert-items other-ids new-index not-mask-shapes)]
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(d/concat [mask-id] new-shapes))))
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(strip-id [coll id]
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(filterv #(not= % id) coll))
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(add-to-parent [parent index shapes]
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(cond-> parent
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true
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(update :shapes check-insert-items parent index shapes)
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(and (:shape-ref parent) (= (:type parent) :group) (not ignore-touched))
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(->
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(update :touched cph/set-touched-group :shapes-group)
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(dissoc :remote-synced?))))
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(let [parent (-> parent
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(update :shapes check-insert-items parent index shapes)
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;; We need to ensure that no `nil` in the
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;; shapes list after adding all the
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;; incoming shapes to the parent.
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(update :shapes vec-without-nils))]
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(cond-> parent
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(and (:shape-ref parent) (= (:type parent) :group) (not ignore-touched))
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(-> (update :touched cph/set-touched-group :shapes-group)
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(dissoc :remote-synced?)))))
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(remove-from-old-parent [cpindex objects shape-id]
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(let [prev-parent-id (get cpindex shape-id)]
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@ -217,22 +230,19 @@
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;; the new destination target parent id.
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(if (= prev-parent-id parent-id)
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objects
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(let [sid shape-id
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pid prev-parent-id
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obj (get objects pid)
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(let [sid shape-id
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pid prev-parent-id
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obj (get objects pid)
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component? (and (:shape-ref obj)
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(= (:type obj) :group)
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(not ignore-touched))]
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(-> objects
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(d/update-in-when [pid :shapes] strip-id sid)
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(cond-> component?
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(d/update-when
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pid
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#(-> %
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(update :touched cph/set-touched-group :shapes-group)
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(dissoc :remote-synced?)))))))))
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(d/update-in-when [pid :shapes] without-obj sid)
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(d/update-in-when [pid :shapes] vec-without-nils)
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(cond-> component? (d/update-when pid #(-> %
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(update :touched cph/set-touched-group :shapes-group)
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(dissoc :remote-synced?)))))))))
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(update-parent-id [objects id]
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(-> objects
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@ -240,8 +250,7 @@
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;; Updates the frame-id references that might be outdated
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(assign-frame-id [frame-id objects id]
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(let [objects (-> objects
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(d/update-when id assoc :frame-id frame-id))
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(let [objects (d/update-when objects id assoc :frame-id frame-id)
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obj (get objects id)]
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(cond-> objects
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;; If we moving frame, the parent frame is the root
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@ -103,16 +103,16 @@
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children's order will be breadth first."
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[id objects]
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(loop [result (transient [])
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(loop [result (transient [])
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pending (transient [])
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next id]
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next id]
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(let [children (get-in objects [next :shapes] [])
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[result pending]
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;; Iterate through children and add them to the result
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;; also add them in pending to check for their children
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(loop [result result
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pending pending
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current (first children)
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current (first children)
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children (rest children)]
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(if current
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(recur (conj! result current)
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@ -214,7 +214,7 @@
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(if (some #{id} acc)
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acc
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(conj acc id)))
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prev-ids
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(vec prev-ids)
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ids))
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(defn select-toplevel-shapes
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