| 1 | import { useQuery, useMutation, useQueryClient } from "@tanstack/react-query";
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| 2 |
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| 3 | import { apiClient, Trigger, CreateTriggerPayload, UpdateTriggerPayload } from "@/lib/api";
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| 4 | import { insightKeys } from "@/hooks/useInsights.queries";
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| 5 | import { moodKeys } from "@/hooks/useMoodEntries.queries";
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| 6 |
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| 7 | export const triggerKeys = {
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| 8 | all: () => ["triggers"] as const,
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| 9 | lists: () => [...triggerKeys.all(), "list"] as const,
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| 10 | list: (filters?: TriggerFilters) =>
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| 11 | [...triggerKeys.lists(), filters] as const,
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| 12 | detail: (id: string) => [...triggerKeys.all(), "detail", id] as const,
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| 13 | };
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| 14 |
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| 15 | interface TriggerFilters {
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| 16 | from?: string; // ISO date
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| 17 | to?: string; // ISO date
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| 18 | limit?: number;
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| 19 | }
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| 20 |
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| 21 | // Queries
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| 22 |
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| 23 | // Fetch a paginated list of mood entries.
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| 24 | // On cold start, returns cached data instantly then revalidates.
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| 25 | export const useTriggers = (filters?: TriggerFilters) => {
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| 26 | return useQuery({
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| 27 | queryKey: triggerKeys.list(filters),
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| 28 | queryFn: () => apiClient.getTriggers(filters),
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| 29 | });
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| 30 | };
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| 31 |
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| 32 | // Single entry detail
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| 33 | export const useTrigger = (id: string) => {
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| 34 | return useQuery({
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| 35 | queryKey: triggerKeys.detail(id),
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| 36 | queryFn: () => apiClient.getTrigger(id),
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| 37 | enabled: !!id,
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| 38 | });
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| 39 | };
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| 40 |
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| 41 | // MUTATIONS
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| 42 |
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| 43 | // Create a new mood entry
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| 44 | // Optimistically adds to cache, rolls back on failure
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| 45 | export const useCreateTrigger = () => {
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| 46 | const queryClient = useQueryClient();
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| 47 |
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| 48 | return useMutation({
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| 49 | mutationFn: (payload: CreateTriggerPayload) =>
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| 50 | apiClient.createTrigger(payload),
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| 51 |
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| 52 | // Optimistic update so that the UI reflects the new entry immediately
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| 53 | onMutate: async (payload) => {
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| 54 | // Cancel any in-flight refetches so they don't overwrite our optimistic update
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| 55 | await queryClient.cancelQueries({ queryKey: triggerKeys.lists() });
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| 56 |
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| 57 | // Snapshot current cache so we can roll back
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| 58 | const previous = queryClient.getQueryData(triggerKeys.list());
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| 59 |
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| 60 | // Inject a temporary optimistic record
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| 61 | // TODO: might as well create a shared attrs that we're keeping it
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| 62 | queryClient.setQueryData(triggerKeys.list(), (old: Trigger[] = []) => [
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| 63 | {
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| 64 | ...payload,
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| 65 | id: `temp-${Date.now()}`,
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| 66 | createdAt: new Date().toISOString(),
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| 67 | _optimistic: true,
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| 68 | },
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| 69 | ...old,
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| 70 | ]);
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| 71 |
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| 72 | return { previous };
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| 73 | },
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| 74 |
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| 75 | // On error, roll back to the snapshot
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| 76 | onError: (_err, _payload, context) => {
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| 77 | if (context?.previous) {
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| 78 | queryClient.setQueryData(triggerKeys.list(), context.previous);
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| 79 | }
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| 80 | },
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| 81 |
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| 82 | // On success, replace optimistic record with real one from server
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| 83 | onSuccess: () => {
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| 84 | queryClient.invalidateQueries({ queryKey: triggerKeys.lists() });
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| 85 | // Delay to allow the async queue job to finish writing the new insight row
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| 86 | setTimeout(() => {
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| 87 | queryClient.invalidateQueries({ queryKey: insightKeys.byType("TRIGGER_PATTERN") });
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| 88 | }, 2000);
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| 89 | },
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| 90 | });
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| 91 | };
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| 92 |
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| 93 | // Update a trigger
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| 94 | export const useUpdateTrigger = () => {
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| 95 | const queryClient = useQueryClient();
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| 96 |
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| 97 | return useMutation({
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| 98 | mutationFn: ({ id, payload }: { id: string; payload: UpdateTriggerPayload }) =>
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| 99 | apiClient.updateTrigger(id, payload),
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| 100 |
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| 101 | onMutate: async ({ id, payload }) => {
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| 102 | await queryClient.cancelQueries({ queryKey: triggerKeys.detail(id) });
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| 103 | await queryClient.cancelQueries({ queryKey: triggerKeys.lists() });
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| 104 |
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| 105 | const previousDetail = queryClient.getQueryData(triggerKeys.detail(id));
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| 106 | const previousList = queryClient.getQueryData(triggerKeys.list());
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| 107 |
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| 108 | if (previousDetail) {
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| 109 | queryClient.setQueryData(
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| 110 | triggerKeys.detail(id),
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| 111 | (old: Trigger) => ({ ...old, ...payload }),
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| 112 | );
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| 113 | }
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| 114 |
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| 115 | return { previousDetail, previousList };
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| 116 | },
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| 117 |
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| 118 | onError: (_err, { id }, context) => {
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| 119 | if (context?.previousDetail) {
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| 120 | queryClient.setQueryData(triggerKeys.detail(id), context.previousDetail);
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| 121 | }
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| 122 | if (context?.previousList) {
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| 123 | queryClient.setQueryData(triggerKeys.list(), context.previousList);
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| 124 | }
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| 125 | },
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| 126 |
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| 127 | onSuccess: (_data, { id }) => {
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| 128 | queryClient.invalidateQueries({ queryKey: triggerKeys.detail(id) });
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| 129 | queryClient.invalidateQueries({ queryKey: triggerKeys.lists() });
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| 130 | setTimeout(() => {
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| 131 | queryClient.invalidateQueries({ queryKey: insightKeys.byType("TRIGGER_PATTERN") });
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| 132 | }, 2000);
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| 133 | },
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| 134 | });
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| 135 | };
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| 136 |
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| 137 | export const useLinkMoodToTrigger = () => {
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| 138 | const queryClient = useQueryClient();
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| 139 |
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| 140 | return useMutation({
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| 141 | mutationFn: ({ triggerId, moodId, perceivedImpact }: {
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| 142 | triggerId: string;
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| 143 | moodId: string;
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| 144 | perceivedImpact: number
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| 145 | }) =>
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| 146 | apiClient.linkMoodToTrigger(triggerId, { moodId: Number(moodId), perceivedImpact }),
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| 147 |
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| 148 | onSuccess: (_data, { triggerId, moodId }) => {
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| 149 | queryClient.invalidateQueries({ queryKey: triggerKeys.detail(triggerId) });
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| 150 | queryClient.invalidateQueries({ queryKey: moodKeys.detail(moodId) });
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| 151 | },
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| 152 | });
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| 153 | };
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| 154 |
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| 155 | // Delete a mood entry with optimistic removal
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| 156 | export const useDeleteTrigger = () => {
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| 157 | const queryClient = useQueryClient();
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| 158 |
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| 159 | return useMutation({
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| 160 | mutationFn: (id: string) => apiClient.deleteTrigger(id),
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| 161 |
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| 162 | onMutate: async (id) => {
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| 163 | await queryClient.cancelQueries({ queryKey: triggerKeys.lists() });
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| 164 | const previous = queryClient.getQueryData(triggerKeys.list());
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| 165 |
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| 166 | queryClient.setQueryData(triggerKeys.list(), (old: Trigger[] = []) =>
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| 167 | old.filter((e) => e.id !== Number(id)),
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| 168 | );
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| 169 |
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| 170 | return { previous };
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| 171 | },
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| 172 |
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| 173 | onError: (_err, _id, context) => {
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| 174 | if (context?.previous) {
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| 175 | queryClient.setQueryData(triggerKeys.list(), context.previous);
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| 176 | }
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| 177 | },
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| 178 |
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| 179 | onSuccess: () => {
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| 180 | queryClient.invalidateQueries({ queryKey: triggerKeys.lists() });
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| 181 | setTimeout(() => {
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| 182 | queryClient.invalidateQueries({ queryKey: insightKeys.byType("TRIGGER_PATTERN") });
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| 183 | }, 2000);
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| 184 | },
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| 185 | });
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| 186 | };
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