/
controller.cljs
298 lines (258 loc) · 13.4 KB
/
controller.cljs
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
(ns keechma.toolbox.forms.controller
(:require [keechma.toolbox.pipeline.controller :as pp-controller]
[keechma.toolbox.pipeline.core :as pp :refer-macros [pipeline!]]
[keechma.toolbox.forms.core :as core]
[keechma.toolbox.forms.helpers :as helpers]
[keechma.toolbox.forms.cursor :as cursor]
[forms.dirty :refer [calculate-dirty-fields]]
[forms.core :as keechma-core]
[forms.util :as keechma-forms-util]
[promesa.core :as p]
[reagent.core :as reagent]))
(defn get-form-record [forms-config [form-type _]]
(get forms-config form-type))
(defn get-form-state [app-db form-props]
(get-in app-db [:kv core/id-key :states form-props]))
(defn get-forms [app-db]
(or (get-in app-db [:kv core/id-key]) {:order [] :states {}}))
(defn add-form-to-app-db [app-db form-props form-state]
(let [forms (get-forms app-db)
forms-order (vec (filter #(not= form-props %1) (:order forms)))
forms-states (:states forms)]
(assoc-in app-db [:kv core/id-key]
(assoc forms
:states (assoc forms-states form-props form-state)
:order (conj forms-order form-props)))))
(defn promise-or-pipeline
([res] (promise-or-pipeline res identity))
([res processor]
(let [res-meta (meta res)]
(if (:pipeline? res-meta)
(with-meta
(fn [& args]
(->> (apply res args)
(p/map processor)))
res-meta)
(->> (p/promise res)
(p/map processor))))))
(defn get-initial-state [app-db forms-config value]
(let [form-props (:form-props value)
form-record (get-form-record forms-config form-props)]
(promise-or-pipeline
(core/get-data form-record app-db form-props)
#(assoc value :initial-data %1))))
(defn should-immediately-validate? [attr-valid? element]
(cond
(not attr-valid?) true
(nil? element) true
(= element :keechma.toolbox.forms.core/no-immediate-validation) false
(= "text" (.-type element)) false
(= "textarea" (.-tagName element)) false
:else true))
(defn premount-form [app-db {:keys [form-props]}]
(add-form-to-app-db app-db form-props
{:submit-attempted? false
:dirty-paths (set {})
:cached-dirty-paths (set {})
:data {}
:initial-data {}
:errors {}
:state {:type :mounting}}))
(defn mount-form [app-db forms-config {:keys [form-props initial-data]}]
(let [form-record (get-form-record forms-config form-props)
processed-data (core/process-in form-record app-db form-props initial-data)
form-state (get-form-state app-db form-props)]
(assoc-in app-db [:kv core/id-key :states form-props]
(assoc form-state
:initial-data processed-data
:data processed-data
:state {:type :mounted}))))
(defn unmount-form [app-db {:keys [form-props]}]
(let [forms (get-forms app-db)
forms-order (vec (filter #(not= form-props %1) (:order forms)))
form-states (dissoc (:states forms) form-props)]
(assoc-in app-db [:kv core/id-key] (assoc forms :order forms-order :states form-states))))
(defn update-form-state [app-db forms-config type cause {:keys [form-props]}]
(let [form-state (get-form-state app-db form-props)]
(assoc-in app-db [:kv core/id-key :states form-props :state]
(if cause
{:type type :cause cause}
{:type type}))))
(defn update-form-data [app-db forms-config {:keys [form-props data]}]
(let [form-state (get-form-state app-db form-props)]
(assoc-in app-db [:kv core/id-key :states form-props :data] data)))
(defn mark-dirty-and-validate
([form-record form-state] (mark-dirty-and-validate form-record form-state true))
([form-record form-state dirty-only?]
(if dirty-only?
(let [errors (core/validate form-record (:data form-state))
dirty-paths (calculate-dirty-fields (:initial-data form-state) (:data form-state))]
(assoc form-state
:errors errors
:dirty-paths (set dirty-paths)))
(let [errors (core/validate form-record (:data form-state))
cached-dirty-paths (:cached-dirty-paths form-state)
dirty-paths (keechma-core/errors-keypaths errors)]
(assoc form-state
:errors errors
:dirty-paths (set dirty-paths)
:cached-dirty-paths (set (concat cached-dirty-paths dirty-paths)))))))
(defn handle-on-change [app-db forms-config [form-props path element value caret-pos]]
(let [path (keechma-forms-util/key-to-path path)
form-state (get-form-state app-db form-props)
form-record (get-form-record forms-config form-props)
old-value (helpers/attr-get-in form-state path)
formatter (core/format-attr-with form-record path)
formatted-value (if formatter (formatter value old-value) value)
processor (core/process-attr-with form-record path)
new-state (if processor
(processor app-db form-props form-state path formatted-value)
(helpers/attr-assoc-in form-state path formatted-value))
attr-valid? (helpers/attr-valid? form-state path)
current-form-state (get-in app-db [:kv core/id-key :states form-props])]
(when (nil? current-form-state)
(throw (ex-info "Form is not mounted" form-props)))
[(assoc-in app-db [:kv core/id-key :states form-props]
(if (should-immediately-validate? attr-valid? element)
(mark-dirty-and-validate form-record new-state)
new-state))
(if (and element formatter caret-pos)
(fn []
(cursor/set-caret-pos! element
(:format-chars (meta formatter))
value
formatted-value
(formatter old-value nil)
caret-pos)
(reagent/flush))
reagent/flush)]))
(defn handle-on-blur [app-db forms-config [form-props path]]
(let [form-state (get-form-state app-db form-props)
form-record (get-form-record forms-config form-props)]
(assoc-in app-db [:kv core/id-key :states form-props]
(mark-dirty-and-validate form-record form-state))))
(defn handle-call [app-db forms-config [form-props args]]
(let [form-state (get-form-state app-db form-props)
form-record (get-form-record forms-config form-props)]
(core/call form-record app-db form-props args)))
(defn handle-on-mount [app-db forms-config form-props]
(let [form-state (get-form-state app-db form-props)
form-record (get-form-record forms-config form-props)]
(pipeline! [value app-db]
(core/on-mount form-record app-db form-props)
nil)))
(defn handle-on-unmount [app-db forms-config form-props]
(let [form-state (get-form-state app-db form-props)
form-record (get-form-record forms-config form-props)]
(pipeline! [value app-db]
(core/on-unmount form-record app-db form-props)
nil)))
(defn handle-on-validate [app-db forms-config [form-props dirty-only?]]
(let [form-state (get-form-state app-db form-props)
form-record (get-form-record forms-config form-props)]
(assoc-in app-db [:kv core/id-key :states form-props]
(mark-dirty-and-validate form-record form-state dirty-only?))))
(defn handle-on-submit [app-db forms-config data]
(let [form-props (:form-props data)
form-state (get-form-state app-db form-props)
form-record (get-form-record forms-config form-props)
new-form-state (assoc (mark-dirty-and-validate form-record form-state false)
:submit-attempted? true)
new-app-db (assoc-in app-db [:kv core/id-key :states form-props] new-form-state)]
(if (helpers/form-invalid? new-form-state)
(pp/commit! new-app-db)
(pp/do!
(pp/commit! new-app-db)
(pp/execute! :submit-form data)))))
(defn submit-form [app-db forms-config data]
(let [form-props (:form-props data)
form-state (get-form-state app-db form-props)
form-record (get-form-record forms-config form-props)
processed-data (core/process-out form-record app-db form-props (:data form-state))]
(promise-or-pipeline
(core/submit-data form-record app-db form-props processed-data)
#(assoc data :result %1))))
(defn update-form [app-db forms-config data]
(let [form-props (:form-props data)
form-state (get-form-state app-db form-props)
form-record (get-form-record forms-config form-props)
processed-data (core/process-out form-record app-db form-props (:data form-state))]
(promise-or-pipeline
(core/update-data form-record app-db form-props processed-data)
#(assoc data :result %1))))
(defn handle-on-update-success [app-db forms-config value]
(let [{:keys [form-props result]} value
form-state (get-form-state app-db form-props)
form-record (get-form-record forms-config form-props)]
(assoc value :data (core/on-update-success form-record app-db form-props (:data form-state) result))))
(defn handle-on-update-error [app-db forms-config error value]
(let [{:keys [form-props result]} value
form-state (get-form-state app-db form-props)
form-record (get-form-record forms-config form-props)]
(assoc value :data (core/on-update-error form-record app-db form-props result error))))
(defn handle-on-submit-success [app-db forms-config {:keys [form-props result]}]
(let [form-state (get-form-state app-db form-props)
form-record (get-form-record forms-config form-props)]
(core/on-submit-success form-record app-db form-props result)))
(defn handle-on-submit-error [app-db forms-config error {:keys [form-props result]}]
(let [form-state (get-form-state app-db form-props)
form-record (get-form-record forms-config form-props)]
(core/on-submit-error form-record app-db form-props result error)))
(defn actions [forms-config]
{:mount-form (pipeline! [value app-db]
{:form-props value}
(pp/commit! (premount-form app-db value))
(get-initial-state app-db forms-config value)
(pp/commit! (mount-form app-db forms-config value))
(handle-on-mount app-db forms-config (:form-props value))
(rescue! [error]
(pp/commit! (update-form-state app-db forms-config
:mount-failed (:payload error) value))))
:unmount-form (pipeline! [value app-db]
{:form-props value}
(handle-on-unmount app-db forms-config (:form-props value))
(pp/commit! (unmount-form app-db value)))
:submit-form (pipeline! [value app-db]
(pp/commit! (update-form-state app-db forms-config :submitting nil value))
(submit-form app-db forms-config value)
(pp/commit! (update-form-state app-db forms-config
:submitted nil value))
(handle-on-submit-success app-db forms-config value)
(rescue! [error]
(pp/commit! (update-form-state app-db forms-config
:submit-failed (:payload error) value))
(handle-on-submit-error app-db forms-config error value)))
:update-form (pipeline! [value app-db]
{:form-props value}
(pp/commit! (update-form-state app-db forms-config :updating nil value))
(update-form app-db forms-config value)
(pp/commit!
(-> app-db
(update-form-data forms-config (handle-on-update-success app-db forms-config value))
(update-form-state forms-config :updated nil value)))
(pp/send-command! [core/id-key :updated-form] (:form-props value))
(rescue! [error]
(pp/commit!
(-> app-db
(update-form-data forms-config (handle-on-update-error app-db forms-config error value))
(update-form-state forms-config :update-failed (:payload error) value)))))
:on-change (pipeline! [value app-db]
(apply pp/commit! (handle-on-change app-db forms-config value)))
:on-blur (pipeline! [value app-db]
(pp/commit! (handle-on-blur app-db forms-config value)))
:on-validate (pipeline! [value app-db]
(pp/commit! (handle-on-validate app-db forms-config value)))
:on-submit (pipeline! [value app-db]
{:form-props value}
(handle-on-submit app-db forms-config value))
:call (pipeline! [value app-db]
(handle-call app-db forms-config value))})
(defn make-controller [forms-config]
(let [ctrl (pp-controller/constructor (fn [] true) {})
context (:context ctrl)
forms-config-with-context (reduce-kv (fn [m k v] (assoc m k (assoc v :context context))) {} forms-config)]
(assoc ctrl :pipelines (actions forms-config-with-context))))
(defn register
([forms-config] (register {} forms-config))
([controllers forms-config]
(assoc controllers core/id-key (make-controller forms-config))))