Implement infinite scroll for Matches and Answers

Add pagination support to stores and update list screens to load data in batches for improved performance with large datasets.
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jjbrunton committed 2026-01-03 22:34:41 +00:00
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import { create } from "zustand";
import { supabase } from "../lib/supabase";
import { invokeWithAuthRetry } from "../lib/authErrorHandler";
import type { Question, QuestionPack, AnswerType } from "@/types";
import { useAuthStore } from "./authStore";
import { useMatchStore } from "./matchStore";
// Response with joined question and pack data
export interface ResponseWithQuestion {
id: string;
question_id: string;
answer: AnswerType;
created_at: string;
question: Question & {
pack: Pick<QuestionPack, "id" | "name" | "icon">;
};
has_match: boolean;
match_id?: string;
partner_answered: boolean;
}
// Result from update-response edge function
export interface UpdateResponseResult {
success: boolean;
requires_confirmation?: boolean;
match_id?: string;
message_count?: number;
new_match?: Record<string, unknown> | null;
match_deleted?: boolean;
match_type_updated?: boolean;
error?: string;
}
export type GroupByOption = "pack" | "date" | "answer";
interface ResponsesState {
responses: ResponseWithQuestion[];
isLoading: boolean;
groupBy: GroupByOption;
fetchResponses: () => Promise<void>;
updateResponse: (
questionId: string,
newAnswer: AnswerType,
confirmDelete?: boolean
) => Promise<UpdateResponseResult>;
setGroupBy: (groupBy: GroupByOption) => void;
clearResponses: () => void;
}
export const useResponsesStore = create<ResponsesState>((set, get) => ({
responses: [],
isLoading: false,
groupBy: "pack",
fetchResponses: async () => {
const userId = useAuthStore.getState().user?.id;
const coupleId = useAuthStore.getState().user?.couple_id;
if (!userId || !coupleId) return;
set({ isLoading: true });
try {
// Fetch all user's responses with questions and packs
const { data: responses, error: responsesError } = await supabase
.from("responses")
.select(`
id,
question_id,
answer,
created_at,
question:questions(
id,
text,
partner_text,
intensity,
pack_id,
pack:question_packs(id, name, icon)
)
`)
.eq("user_id", userId)
.order("created_at", { ascending: false });
if (responsesError) {
console.error("Error fetching responses:", responsesError);
set({ isLoading: false });
return;
}
if (!responses) {
set({ responses: [], isLoading: false });
return;
}
// Get question IDs for match lookup
const questionIds = responses.map((r) => r.question_id);
// Fetch matches for these questions
const { data: matches } = await supabase
.from("matches")
.select("id, question_id")
.eq("couple_id", coupleId)
.in("question_id", questionIds);
// Create a map of question_id -> match_id
const matchMap = new Map<string, string>();
matches?.forEach((m) => matchMap.set(m.question_id, m.id));
// Fetch partner's responses to check if they've answered
const { data: partnerResponses } = await supabase
.from("responses")
.select("question_id")
.eq("couple_id", coupleId)
.neq("user_id", userId)
.in("question_id", questionIds);
// Create a set of question IDs that partner has answered
const partnerAnsweredSet = new Set<string>(
partnerResponses?.map((r) => r.question_id) || []
);
// Transform responses with match and partner info
const transformedResponses: ResponseWithQuestion[] = responses
.filter((r) => {
// Supabase returns single relations as objects, but TypeScript may infer arrays
const question = r.question as any;
return question && question.pack;
})
.map((r) => {
// Cast to any to handle Supabase's nested select typing
const question = r.question as any;
const pack = question.pack as any;
return {
id: r.id,
question_id: r.question_id,
answer: r.answer as AnswerType,
created_at: r.created_at,
question: {
id: question.id,
text: question.text,
partner_text: question.partner_text,
intensity: question.intensity,
pack_id: question.pack_id,
created_at: question.created_at || "",
pack: {
id: pack.id,
name: pack.name,
icon: pack.icon,
},
},
has_match: matchMap.has(r.question_id),
match_id: matchMap.get(r.question_id),
partner_answered: partnerAnsweredSet.has(r.question_id),
};
});
set({ responses: transformedResponses, isLoading: false });
} catch (error) {
console.error("Error in fetchResponses:", error);
set({ isLoading: false });
}
},
updateResponse: async (
questionId: string,
newAnswer: AnswerType,
confirmDelete = false
): Promise<UpdateResponseResult> => {
const { data, error } = await invokeWithAuthRetry("update-response", {
body: {
question_id: questionId,
new_answer: newAnswer,
confirm_delete_match: confirmDelete,
},
});
if (error) {
console.error("Error updating response:", error);
return { success: false, error: error.message || "Failed to update response" };
}
const result = data as UpdateResponseResult;
// If update was successful (not just requiring confirmation), update local state
if (result.success && !result.requires_confirmation) {
// Update local response state
set((state) => ({
responses: state.responses.map((r) => {
if (r.question_id === questionId) {
return {
...r,
answer: newAnswer,
// Update match status based on result
has_match: result.match_deleted
? false
: result.new_match
? true
: r.has_match,
match_id: result.match_deleted
? undefined
: result.new_match
? (result.new_match.id as string)
: r.match_id,
};
}
return r;
}),
}));
// Refresh matches store if match was created, deleted, or type updated
if (result.match_deleted || result.new_match || result.match_type_updated) {
useMatchStore.getState().fetchMatches();
}
}
return result;
},
setGroupBy: (groupBy: GroupByOption) => {
set({ groupBy });
},
clearResponses: () => {
set({ responses: [], isLoading: false, groupBy: "pack" });
},
}));
// Helper function to group responses
export function groupResponses(
responses: ResponseWithQuestion[],
groupBy: GroupByOption
): { title: string; data: ResponseWithQuestion[] }[] {
if (groupBy === "pack") {
// Group by pack name
const groups = new Map<string, ResponseWithQuestion[]>();
responses.forEach((r) => {
const packName = r.question.pack.name;
if (!groups.has(packName)) {
groups.set(packName, []);
}
groups.get(packName)!.push(r);
});
return Array.from(groups.entries()).map(([title, data]) => ({ title, data }));
}
if (groupBy === "answer") {
// Group by answer type
const yesResponses = responses.filter((r) => r.answer === "yes");
const maybeResponses = responses.filter((r) => r.answer === "maybe");
const noResponses = responses.filter((r) => r.answer === "no");
const sections = [];
if (yesResponses.length > 0) sections.push({ title: "Yes", data: yesResponses });
if (maybeResponses.length > 0) sections.push({ title: "Maybe", data: maybeResponses });
if (noResponses.length > 0) sections.push({ title: "No", data: noResponses });
return sections;
}
if (groupBy === "date") {
// Group by date (day)
const groups = new Map<string, ResponseWithQuestion[]>();
responses.forEach((r) => {
const date = new Date(r.created_at).toLocaleDateString("en-US", {
year: "numeric",
month: "long",
day: "numeric",
});
if (!groups.has(date)) {
groups.set(date, []);
}
groups.get(date)!.push(r);
});
return Array.from(groups.entries()).map(([title, data]) => ({ title, data }));
}
return [{ title: "All Responses", data: responses }];
}
import { create } from "zustand";
import { supabase } from "../lib/supabase";
import { invokeWithAuthRetry } from "../lib/authErrorHandler";
import type { Question, QuestionPack, AnswerType } from "@/types";
import { useAuthStore } from "./authStore";
import { useMatchStore } from "./matchStore";
// Response with joined question and pack data
export interface ResponseWithQuestion {
id: string;
question_id: string;
answer: AnswerType;
created_at: string;
question: Question & {
pack: Pick<QuestionPack, "id" | "name" | "icon">;
};
has_match: boolean;
match_id?: string;
partner_answered: boolean;
}
// Result from update-response edge function
export interface UpdateResponseResult {
success: boolean;
requires_confirmation?: boolean;
match_id?: string;
message_count?: number;
new_match?: Record<string, unknown> | null;
match_deleted?: boolean;
match_type_updated?: boolean;
error?: string;
}
export type GroupByOption = "pack" | "date" | "answer";
const BATCH_SIZE = 20;
interface ResponsesState {
responses: ResponseWithQuestion[];
isLoading: boolean;
isLoadingMore: boolean;
groupBy: GroupByOption;
hasMore: boolean;
page: number;
totalCount: number | null;
fetchResponses: (refresh?: boolean) => Promise<void>;
updateResponse: (
questionId: string,
newAnswer: AnswerType,
confirmDelete?: boolean
) => Promise<UpdateResponseResult>;
setGroupBy: (groupBy: GroupByOption) => void;
clearResponses: () => void;
}
export const useResponsesStore = create<ResponsesState>((set, get) => ({
responses: [],
isLoading: false,
isLoadingMore: false,
groupBy: "pack",
hasMore: true,
page: 0,
totalCount: null,
fetchResponses: async (refresh = false) => {
const userId = useAuthStore.getState().user?.id;
const coupleId = useAuthStore.getState().user?.couple_id;
if (!userId || !coupleId) return;
const state = get();
if (state.isLoading || (state.isLoadingMore && !refresh)) return;
if (refresh) {
set({ isLoading: true, page: 0, hasMore: true });
} else {
if (!state.hasMore) return;
set({ isLoadingMore: true });
}
try {
const currentPage = refresh ? 0 : state.page;
const from = currentPage * BATCH_SIZE;
const to = from + BATCH_SIZE - 1;
// Fetch total count on refresh
let totalCount = state.totalCount;
if (refresh) {
const { count, error: countError } = await supabase
.from("responses")
.select("*", { count: "exact", head: true })
.eq("user_id", userId);
if (!countError) {
totalCount = count ?? 0;
}
}
// Fetch all user's responses with questions and packs
const { data: responses, error: responsesError } = await supabase
.from("responses")
.select(`
id,
question_id,
answer,
created_at,
question:questions(
id,
text,
partner_text,
intensity,
pack_id,
pack:question_packs(id, name, icon)
)
`)
.eq("user_id", userId)
.order("created_at", { ascending: false })
.range(from, to);
if (responsesError) {
console.error("Error fetching responses:", responsesError);
set({ isLoading: false, isLoadingMore: false });
return;
}
if (!responses || responses.length === 0) {
if (refresh) {
set({ responses: [], totalCount: totalCount ?? 0, isLoading: false, hasMore: false });
} else {
set({ isLoadingMore: false, hasMore: false });
}
return;
}
// Get question IDs for match lookup
const questionIds = responses.map((r) => r.question_id);
// Fetch matches for these questions
const { data: matches } = await supabase
.from("matches")
.select("id, question_id")
.eq("couple_id", coupleId)
.in("question_id", questionIds);
// Create a map of question_id -> match_id
const matchMap = new Map<string, string>();
matches?.forEach((m) => matchMap.set(m.question_id, m.id));
// Fetch partner's responses to check if they've answered
const { data: partnerResponses } = await supabase
.from("responses")
.select("question_id")
.eq("couple_id", coupleId)
.neq("user_id", userId)
.in("question_id", questionIds);
// Create a set of question IDs that partner has answered
const partnerAnsweredSet = new Set<string>(
partnerResponses?.map((r) => r.question_id) || []
);
// Transform responses with match and partner info
const transformedResponses: ResponseWithQuestion[] = responses
.filter((r) => {
// Supabase returns single relations as objects, but TypeScript may infer arrays
const question = r.question as any;
return question && question.pack;
})
.map((r) => {
// Cast to any to handle Supabase's nested select typing
const question = r.question as any;
const pack = question.pack as any;
return {
id: r.id,
question_id: r.question_id,
answer: r.answer as AnswerType,
created_at: r.created_at,
question: {
id: question.id,
text: question.text,
partner_text: question.partner_text,
intensity: question.intensity,
pack_id: question.pack_id,
created_at: question.created_at || "",
pack: {
id: pack.id,
name: pack.name,
icon: pack.icon,
},
},
has_match: matchMap.has(r.question_id),
match_id: matchMap.get(r.question_id),
partner_answered: partnerAnsweredSet.has(r.question_id),
};
});
set((state) => ({
responses: refresh
? transformedResponses
: [...state.responses, ...transformedResponses],
totalCount: refresh ? totalCount : state.totalCount,
isLoading: false,
isLoadingMore: false,
page: currentPage + 1,
hasMore: responses.length === BATCH_SIZE
}));
} catch (error) {
console.error("Error in fetchResponses:", error);
set({ isLoading: false, isLoadingMore: false });
}
},
updateResponse: async (
questionId: string,
newAnswer: AnswerType,
confirmDelete = false
): Promise<UpdateResponseResult> => {
const { data, error } = await invokeWithAuthRetry("update-response", {
body: {
question_id: questionId,
new_answer: newAnswer,
confirm_delete_match: confirmDelete,
},
});
if (error) {
console.error("Error updating response:", error);
return { success: false, error: error.message || "Failed to update response" };
}
const result = data as UpdateResponseResult;
// If update was successful (not just requiring confirmation), update local state
if (result.success && !result.requires_confirmation) {
// Update local response state
set((state) => ({
responses: state.responses.map((r) => {
if (r.question_id === questionId) {
return {
...r,
answer: newAnswer,
// Update match status based on result
has_match: result.match_deleted
? false
: result.new_match
? true
: r.has_match,
match_id: result.match_deleted
? undefined
: result.new_match
? (result.new_match.id as string)
: r.match_id,
};
}
return r;
}),
}));
// Refresh matches store if match was created, deleted, or type updated
if (result.match_deleted || result.new_match || result.match_type_updated) {
useMatchStore.getState().fetchMatches();
}
}
return result;
},
setGroupBy: (groupBy: GroupByOption) => {
set({ groupBy });
},
clearResponses: () => {
set({ responses: [], isLoading: false, groupBy: "pack", page: 0, hasMore: true, isLoadingMore: false, totalCount: null });
},
}));
// Helper function to group responses
export function groupResponses(
responses: ResponseWithQuestion[],
groupBy: GroupByOption
): { title: string; data: ResponseWithQuestion[] }[] {
if (groupBy === "pack") {
// Group by pack name
const groups = new Map<string, ResponseWithQuestion[]>();
responses.forEach((r) => {
const packName = r.question.pack.name;
if (!groups.has(packName)) {
groups.set(packName, []);
}
groups.get(packName)!.push(r);
});
return Array.from(groups.entries()).map(([title, data]) => ({ title, data }));
}
if (groupBy === "answer") {
// Group by answer type
const yesResponses = responses.filter((r) => r.answer === "yes");
const maybeResponses = responses.filter((r) => r.answer === "maybe");
const noResponses = responses.filter((r) => r.answer === "no");
const sections = [];
if (yesResponses.length > 0) sections.push({ title: "Yes", data: yesResponses });
if (maybeResponses.length > 0) sections.push({ title: "Maybe", data: maybeResponses });
if (noResponses.length > 0) sections.push({ title: "No", data: noResponses });
return sections;
}
if (groupBy === "date") {
// Group by date (day)
const groups = new Map<string, ResponseWithQuestion[]>();
responses.forEach((r) => {
const date = new Date(r.created_at).toLocaleDateString("en-US", {
year: "numeric",
month: "long",
day: "numeric",
});
if (!groups.has(date)) {
groups.set(date, []);
}
groups.get(date)!.push(r);
});
return Array.from(groups.entries()).map(([title, data]) => ({ title, data }));
}
return [{ title: "All Responses", data: responses }];
}