Tech Musings

Jun 5, 2026 · Frontend Development

How I Built a Mood‑Tracking Mini‑Program with Fuzzy Location, Backend Reverse Geocoding, and Manual Map Selection

This article details the step‑by‑step development of a WeChat mini‑program that adds location‑based check‑ins, covering fuzzy location retrieval, moving reverse‑geocoding to the backend for key protection, the failed attempt at precise GPS, and the final hybrid approach of fuzzy auto‑location combined with manual map point selection.